{"id":21674,"date":"2025-10-28T17:11:19","date_gmt":"2025-10-28T09:11:19","guid":{"rendered":"https:\/\/www.elepcb.com\/?p=21674"},"modified":"2025-10-28T17:11:19","modified_gmt":"2025-10-28T09:11:19","slug":"flip-chip-package","status":"publish","type":"post","link":"https:\/\/www.elepcb.com\/hu\/blog\/flip-chip-package\/","title":{"rendered":"Flip Chip vs Wire Bonding vs BGA: A legjobb PCB csomagol\u00e1si \u00fatmutat\u00f3"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"21674\" class=\"elementor elementor-21674\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-59efb455 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"59efb455\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-31117e29\" data-id=\"31117e29\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-34edcfc0 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"34edcfc0\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;],&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tTable of Contents\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__34edcfc0\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-down\"><\/i><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__34edcfc0\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__34edcfc0\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-791d4b63 elementor-widget elementor-widget-text-editor\" data-id=\"791d4b63\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnzwWQ93rSlNWaDOzmxWNHbg\">\n<div data-page-id=\"SN2QdUsRfo9ptVxuu01cmMU6nCK\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"PjvLdozttokd6JxbqMlck9o0ngg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnD6GQVSvuMfvrKwaFEBoavd\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-WPYWdY2xOo66vWxlZDUchLMWnCc\"><strong>Flip Chip technology<\/strong> is a key interconnection method used in system-level packaging. Instead of connecting the die to the package via a conventional wire bond, the flip chip is <span style=\"color: #008000;\">turned upside down<\/span>, bonding the active surface to the substrate. Originally developed by IBM in the 1960s, it has since advanced into a reliable basis for building electronic systems, including high-performance computing and mobile communication devices.<\/div>\n<div class=\"ace-line ace-line old-record-id-doxcng4hjSyvvhymD4uYAGRdAzd\">This article discusses the <strong>structure<\/strong>, <strong>types<\/strong>, <strong>manufacturing process<\/strong>, <strong>benefits, and challenges<\/strong> of a flip chip package, and compares <strong>flip chip vs. wire bonding vs. BGA packaging<\/strong> to help you understand why this technology is essential in <a href=\"https:\/\/www.elepcb.com\/pcb-assembly-process-and-services\/\">PCB manufacturing and assembly.<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6598f962 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6598f962\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-18217549\" data-id=\"18217549\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b870758 elementor-widget elementor-widget-spacer\" data-id=\"b870758\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22e9360 elementor-widget elementor-widget-image\" data-id=\"22e9360\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"342\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/history-of-packaging.jpg\" class=\"attachment-large size-large wp-image-21683\" alt=\"history of packaging\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/history-of-packaging.jpg 900w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/history-of-packaging-300x128.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/history-of-packaging-768x329.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/history-of-packaging-18x8.jpg 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2b53cd9b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b53cd9b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-71908f17\" data-id=\"71908f17\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1a4fa2ec elementor-widget elementor-widget-heading\" data-id=\"1a4fa2ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>What is a Flip Chip?<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1ed85fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1ed85fa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-921a683\" data-id=\"921a683\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2094965 elementor-widget elementor-widget-text-editor\" data-id=\"2094965\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"PjvLdozttokd6JxbqMlck9o0ngg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn9rWBNE0z7cGNNkCj3Vewue\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-CUrldvH4lo98zkxV4rhcyjfHnWg\">Flip chip technology consists of placing the chip with its <span style=\"color: #008000;\">active side facing the substrate,<\/span> establishing electrical connections and mechanical attachment via solder bumps. The industry generally considers flip-chip packaging to be the <strong>boundary between conventional and advanced packaging methods<\/strong>.<\/div>\n<div class=\"ace-line ace-line old-record-id-Jg7fdJX6QoC9H0xkyvBconjAnmc\">Flip chip bonding, in contrast to conventional <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-bonding-type-material-application-manufacturing\/\">wire bonding<\/a> techniques, supports a greater number of input\/output channels, features shorter interconnect distances, and delivers better electrical performance. Moreover, it offers benefits in terms of <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-thermal-management\/\">heat dissipation<\/a> and reduced package size.<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e2489f4 elementor-widget elementor-widget-image\" data-id=\"e2489f4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"317\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-packagings-1024x406.png\" class=\"attachment-large size-large wp-image-21677\" alt=\"types of packagings\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-packagings-1024x406.png 1024w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-packagings-300x119.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-packagings-768x304.png 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-packagings-1536x609.png 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-packagings-2048x811.png 2048w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-packagings-18x7.png 18w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Types of packagings<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a33bac1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a33bac1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9d1303b\" data-id=\"9d1303b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c01d68b elementor-widget elementor-widget-spacer\" data-id=\"c01d68b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd39e58 elementor-widget elementor-widget-heading\" data-id=\"fd39e58\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><strong>Structure of a Flip Chip Package<\/strong><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c3b89c elementor-widget elementor-widget-image\" data-id=\"0c3b89c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"566\" height=\"421\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/structure-of-a-flip-chip-package.png\" class=\"attachment-large size-large wp-image-21678\" alt=\"\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/structure-of-a-flip-chip-package.png 566w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/structure-of-a-flip-chip-package-300x223.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/structure-of-a-flip-chip-package-16x12.png 16w\" sizes=\"(max-width: 566px) 100vw, 566px\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ee1de6f elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"ee1de6f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"NRLEdDiB4om67uxCN22caz9Gn3g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line text-indent ace-line old-record-id-doxcn65MLtk7FGWXuXhdEFvB1xe\">\n<div data-page-id=\"Mlo1dHQWRoT8Mgxnab7cKZn4nlg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnzm2gSz3AzyNo3pfyun4DVb\">\n<div data-page-id=\"Sqtwdp27oof9MJxYZSacwYrGncg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnvE00xrOlXNuFDjW6Z2sWth\">\n<div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"SN2QdUsRfo9ptVxuu01cmMU6nCK\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"PjvLdozttokd6JxbqMlck9o0ngg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<ul>\n<li class=\"ace-line ace-line old-record-id-doxcnbOj4wLLG5mc79s2QOFo47c\">A flip chip package is made of several layers, which provide the electrical and mechanical connection to the PCB or <a href=\"https:\/\/www.elepcb.com\/blog\/substrate-like-pcb\/\">substrate<\/a>.<\/li>\n<li class=\"ace-line ace-line old-record-id-doxcn6z7BK3oue3t0HT09021yjf\">A die is assembled face-down with <strong>solder bumps<\/strong> (or micro-balls) on its I\/O pads (where traditionally wire bonds would be constructed in other <a href=\"https:\/\/www.elepcb.com\/blog\/printed-circuit-board-types-and-their-uses\/\"  data-wpil-monitor-id=\"773\">types<\/a> of packaging). The solder bumps are reflow soldered onto the substrate, which has corresponding pads and routing layers for signals.<\/li>\n<li class=\"ace-line ace-line old-record-id-doxcnD9DrQasEygQ0iO2hWuZHce\">An <strong>underfill epoxy<\/strong> is placed between the die and the substrate to mitigate<a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/mechanical-stress-in-pcb-coating\/\"> mechanical stresses<\/a> from differing thermal expansion. Often, in high-performance designs, a <strong>heat spreader\/heat sink<\/strong> is also bonded for heat dissipation.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b0274b6 elementor-widget elementor-widget-spacer\" data-id=\"b0274b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ea3dfb elementor-widget elementor-widget-heading\" data-id=\"3ea3dfb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><strong>Types of Chip-Scale Package<\/strong><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a6e74f9 elementor-widget elementor-widget-image\" data-id=\"a6e74f9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"741\" height=\"405\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-flip-chip.png\" class=\"attachment-large size-large wp-image-21679\" alt=\"types of flip chip\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-flip-chip.png 741w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-flip-chip-300x164.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/types-of-flip-chip-18x10.png 18w\" sizes=\"(max-width: 741px) 100vw, 741px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a7d6279 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a7d6279\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5e05198\" data-id=\"5e05198\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2582d42 elementor-widget elementor-widget-text-editor\" data-id=\"2582d42\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnTlK6U600eYqHBn2DVDHiBh\">There are various types of flip-chip packagings depending on die attachment and substrate type used. These packages are specific to either <a href=\"https:\/\/www.elepcb.com\/blog\/low-cost-pcb-assembly\/\">low-cost solutions<\/a> or more reliable, performance-oriented options.<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-159a4dc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"159a4dc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-ea56d92\" data-id=\"ea56d92\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dd46cdf elementor-widget elementor-widget-text-editor\" data-id=\"dd46cdf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"TqxMdcUfko5oeMxtxTdc8mIan5f\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnf7BuZvPWHUC0bspgdU84Xe\">\n<div data-page-id=\"DZAsdetJroFkxcxeVQjcyfnNnDg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-C4sgdmlmLoxQgNx41rtc5DVOnjc\">\n<div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-O0HFdYO4ho52jExvAJbc8dDXnFg\">\n<div data-page-id=\"SnzydsWllo0bm3xovKqcokF1nHe\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"R9endOKSfohZDYxDRQXcy4SMnif\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn3dXmgPTeT8LCl4K0ao7yIh\">\n<div data-page-id=\"XMaGd765qowddoxaKhBcUxbEn2g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn0096ojmZsCCcANe5A1ypVO\">\n<div data-page-id=\"EZC3d1FV5o7LwoxA5rycVKednug\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnjMbtaK2pVA9QVd5GaiW1rd\">\n<div data-page-id=\"NRLEdDiB4om67uxCN22caz9Gn3g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn4CITzJf2qdAXlu9dCCo1jh\">\n<div data-page-id=\"Mlo1dHQWRoT8Mgxnab7cKZn4nlg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnY013220Fe7mUbPEDdyOvAd\">\n<div data-page-id=\"Sqtwdp27oof9MJxYZSacwYrGncg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnx1sE93GlmXTOHseTdPb84e\">\n<div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnKu2WPt5R3EggfFSqq5korc\">\n<div data-page-id=\"SN2QdUsRfo9ptVxuu01cmMU6nCK\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"PjvLdozttokd6JxbqMlck9o0ngg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcnusvasYGG1C7WqEfqLo3vdk\">Flip Chip Ball Grid Array(FCBGA)<\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcn8OiRrhJMzUMU4iIAnomjyO\"><strong>FCBGA<\/strong> is a much more mechanically robust package featuring solder balls that connect the chip substrate to the PCB for <span style=\"color: #008000;\">high I\/O requirements and increased mechanical capabilities<\/span>, which make this ideal for CPU, GPU, and other high-speed ASICs.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-2e69c29\" data-id=\"2e69c29\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7a9d773 elementor-widget elementor-widget-text-editor\" data-id=\"7a9d773\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"TqxMdcUfko5oeMxtxTdc8mIan5f\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnf7BuZvPWHUC0bspgdU84Xe\">\n<div data-page-id=\"DZAsdetJroFkxcxeVQjcyfnNnDg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-C4sgdmlmLoxQgNx41rtc5DVOnjc\">\n<div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-O0HFdYO4ho52jExvAJbc8dDXnFg\">\n<div data-page-id=\"SnzydsWllo0bm3xovKqcokF1nHe\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"R9endOKSfohZDYxDRQXcy4SMnif\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn3dXmgPTeT8LCl4K0ao7yIh\">\n<div data-page-id=\"XMaGd765qowddoxaKhBcUxbEn2g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn0096ojmZsCCcANe5A1ypVO\">\n<div data-page-id=\"EZC3d1FV5o7LwoxA5rycVKednug\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnjMbtaK2pVA9QVd5GaiW1rd\">\n<div data-page-id=\"NRLEdDiB4om67uxCN22caz9Gn3g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn4CITzJf2qdAXlu9dCCo1jh\">\n<div data-page-id=\"Mlo1dHQWRoT8Mgxnab7cKZn4nlg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnY013220Fe7mUbPEDdyOvAd\">\n<div data-page-id=\"Sqtwdp27oof9MJxYZSacwYrGncg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnx1sE93GlmXTOHseTdPb84e\">\n<div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnKu2WPt5R3EggfFSqq5korc\">\n<div data-page-id=\"SN2QdUsRfo9ptVxuu01cmMU6nCK\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"SN2QdUsRfo9ptVxuu01cmMU6nCK\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"PjvLdozttokd6JxbqMlck9o0ngg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-LuPAd2v3Po0k46xpQQoc00TJnrd\">Flip Chip Chip Scale Package (FCCSP)<\/h3>\n<div class=\"ace-line ace-line old-record-id-OhEKd6UNdoQPrqxBe1NczCOPnAb\">Utilizing flip-chip technology, the chip size closely aligns with the package size, significantly decreasing the overall package volume. This makes it<span style=\"color: #008000;\"> ideal for mobile device chips<\/span> that have strict space constraints, such as application processors and baseband chips used in <a href=\"https:\/\/www.elepcb.com\/blog\/mobile-pcb-board\/\">mobile phone<\/a>s.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-c6f8393 elementor-widget elementor-widget-spacer\" data-id=\"c6f8393\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-564c19c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"564c19c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d75aa4\" data-id=\"2d75aa4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f683ff5 elementor-widget elementor-widget-spacer\" data-id=\"f683ff5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8af3ff elementor-widget elementor-widget-heading\" data-id=\"a8af3ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Flip Chip Manufacturing Process<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-006434f elementor-widget elementor-widget-text-editor\" data-id=\"006434f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-CUy2dfPsxoLKx3xyQnpcLjaonob\">The process known as &#8220;flip chip bonding&#8221; entails forming <span style=\"color: #008000;\">solder-based bumps<\/span> or &#8220;balls&#8221; on the chip. The chip is then turned upside down, positioning these bumps to match the pads on the substrate, and pressed directly onto it. When heated, the <span style=\"color: #008000;\">molten bumps melt<\/span> and join with the substrate pads, securing the chip to the substrate. Let&#8217;s examine the specific process flow.<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9737e93 elementor-widget elementor-widget-image\" data-id=\"9737e93\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"344\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/process-of-flip-chip-assembly-1024x440.jpeg\" class=\"attachment-large size-large wp-image-21680\" alt=\"process of flip chip assembly\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/process-of-flip-chip-assembly-1024x440.jpeg 1024w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/process-of-flip-chip-assembly-300x129.jpeg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/process-of-flip-chip-assembly-768x330.jpeg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/process-of-flip-chip-assembly-18x8.jpeg 18w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/10\/process-of-flip-chip-assembly.jpeg 1080w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9836a03 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9836a03\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-adbb571\" data-id=\"adbb571\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-649b37b elementor-widget elementor-widget-text-editor\" data-id=\"649b37b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 class=\"heading-3\">1. Wafer Bumping<\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcncWmCXnCQpx7ZXyoLS4BcwJ\">The first operation is wafer bumping. During this operation, small solder bumps are placed on the bond pads of a wafer through <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-stencil-smt-assembly\/\">stencil printing<\/a>, <span style=\"color: #008000;\">electroplating<\/span>, or (in unique situations) <span style=\"color: #008000;\">evaporation<\/span>. The bumps will create electrical and mechanical interconnection pads between the die and substrate in the later stages.<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f4904b elementor-widget elementor-widget-text-editor\" data-id=\"3f4904b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3\">2. Wafer Dicing<\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnsoHJMJoRI6qazVPfWKD8Ac\">This step involves the wafer being bumped onto a single die. The dicing operation needs to be precise, so the solder bumps are not disturbed.<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-036fdfc elementor-widget elementor-widget-text-editor\" data-id=\"036fdfc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3\">3. Die Alignment and Placement<\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnHOyROWesPwincd2fd2vYCd\">The third operation is the die alignment and placement. The die is turned over and aligned with the pads on the substrate. <span style=\"color: #008000;\">Automated alignment and placement systems<\/span> are used and are tolerant down to microns; any significant inaccuracy can result in open or <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-short-circuit\/\">short circuits<\/a>.<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a793759 elementor-widget elementor-widget-text-editor\" data-id=\"a793759\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3\">4. Reflow Soldering<\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnKQHWQMDwrZz7OX5eosjIch\">The next operational step is <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-reflow-soldering\/\">reflow soldering<\/a>. The flip chip assembly is placed into a controlled reflow soldering oven. The reflow <a href=\"https:\/\/www.elepcb.com\/blog\/laser-soldering\/\"  data-wpil-monitor-id=\"778\">process will melt the solder<\/a> bumps so that they electrically connect to the pads on the substrate and mechanically adhere.<\/div>\n<div class=\"ace-line ace-line old-record-id-PLCSdHJZToDTVYx9irbcmlkvnT6\">When working with <span style=\"color: #008000;\">a large number of bumps and tight spacing<\/span>, reflow soldering can easily lead to warping and accuracy problems. In these situations, the <strong>Thermal Compression Bonding (TCB)<\/strong> method is preferred.<\/div>\n<div class=\"ace-line ace-line old-record-id-YyxvdfK47oKpOPxzPHScWvBVnPe\">TCB process is especially well-suited for chips with many bumps and smaller bump pitches. It uses a <span style=\"color: #008000;\">high-precision camera<\/span> for accurate chip-to-chip alignment and applies controlled pressure and heat by adjusting the pressure and displacement of the thermal bonding head against the substrate to establish the connection.<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bbdbed4 elementor-widget elementor-widget-text-editor\" data-id=\"bbdbed4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3\">5. Underfill Application<\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnUTblyQsRsm1YlRIcssDRmg\">Once connected, you will observe that the space between the die and the substrate is empty. This space corresponds to the <a href=\"https:\/\/www.elepcb.com\/blog\/solder-ball-on-pcbs\/\"  data-wpil-monitor-id=\"776\">solder ball<\/a> arrangement at the bottom of the chip, commonly referred to as the <span style=\"color: #008000;\">C4 area<\/span>, which stands for <strong>Controlled Collapse Chip Connection.<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-JGurdnCxJoBK9AxutqrcCbl1njg\">To avoid future quality problems like misalignment, <a href=\"https:\/\/www.elepcb.com\/blog\/cold-solder-joint\/\">cold solder joints<\/a>, and short circuits caused by bridging, this hollow section needs to be filled. <span style=\"color: #008000;\">Epoxy resin<\/span> is dispensed between the die and substrate to fill the gap, along with stress compensation from thermal expansion with different expansion rates from substrate to chip.<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7916c98 elementor-widget elementor-widget-text-editor\" data-id=\"7916c98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3\">6. Testing and Inspection<\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnBcJ6i7LFxhq4coct7qIQsc\">The final step of solder joint assembly with flip chips is <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-electronic-testing-e-test\/\">electrical testing<\/a>, mechanical testing, and other inspections\/testing (x-rays) for the integrity of solder joints for <a href=\"https:\/\/www.elepcb.com\/blog\/soldering-defects\/\">defects<\/a> from within.<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4079a59 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4079a59\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fa462d3\" data-id=\"fa462d3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8900853 elementor-widget elementor-widget-spacer\" data-id=\"8900853\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25b1563 elementor-widget elementor-widget-heading\" data-id=\"25b1563\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><strong>Advantages of Flip Chip Technology \n <\/strong><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4d85be4 elementor-widget elementor-widget-text-editor\" data-id=\"4d85be4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-LrYBdUScvoDytDx5qgjcQqJanqc\">Compared to traditional wire bonding or lead frame packaging, flip chip packaging offers better performance and reliability. Its main advantages include:<\/div>\n<ol class=\"list-number1\" start=\"1\">\n<li class=\"ace-line ace-line old-record-id-L3vrdxXQjo8aAIxZ5WIcIoS2nrb\" data-list=\"number\">\n<div>Allows for <strong>high-density electrical I\/O connections<\/strong>, which helps decrease the overall chip size.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-MZQudJwETotx2MxY3BccIqAdn4g\" data-list=\"number\">\n<div><strong>Bump connections provide improved reliability<\/strong> over traditional wire bonding.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-KMgNdP1DponK8FxdhLwciHiunEe\" data-list=\"number\">\n<div>Greatly <strong>shortens the length of signal transmission paths,<\/strong> lowering parasitic capacitance and inductance to improve signal quality.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-NnYvdQ9gcoVr97xvaUfcnqcgnTg\" data-list=\"number\">\n<div><strong>Direct contact<\/strong> between the die and the substrate enables fast heat transfer and efficient heat dissipation.<\/div>\n<\/li>\n<\/ol>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-857f0db elementor-widget elementor-widget-spacer\" data-id=\"857f0db\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-af8f921 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"af8f921\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-399debb\" data-id=\"399debb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-eddf21d elementor-widget elementor-widget-heading\" data-id=\"eddf21d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Challenges of Flip Chip Assembly<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-340d75a elementor-widget elementor-widget-text-editor\" data-id=\"340d75a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnTCRrwg4A9ImyVcnl5K0dwd\">Despite the electrical and thermal benefits of flip chip bonding, it also introduces several <strong><a href=\"https:\/\/www.elepcb.com\/blog\/5g-circuit-board-design\/\"  data-wpil-monitor-id=\"775\">design and manufacturing challenges<\/a><\/strong> that engineers must manage to ensure long-term reliability.<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71ea652 elementor-widget elementor-widget-text-editor\" data-id=\"71ea652\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h2 class=\"heading-2 ace-line old-record-id-doxcnrjOOU0zuxrHFixfbrL2CTb\">Thermal Expansion<\/h2>\n<div class=\"ace-line ace-line old-record-id-doxcnAZMMjh5jblWnumdPjwh5mg\">The most significant concern exists in the differential coefficient of <span style=\"color: #008000;\">thermal expansion (CTE)<\/span> of the silicon die relative to the organic substrate. The expansion can place stress on the solder joints, leading to cracking or delamination.<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-64a35c0 elementor-widget elementor-widget-text-editor\" data-id=\"64a35c0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h2 class=\"heading-2 ace-line old-record-id-doxcnWGn3fabjQnVngtgKGCPGPb\">Underfill Voids<\/h2>\n<div class=\"ace-line ace-line old-record-id-doxcni8vT4pKCTIYGOeeKJoTnrc\">Underfill epoxy is required for mechanical coupling. However, if applied incorrectly, underfill voids can exist beneath the die, which can trap heat in certain areas. Voids are an early contributor to joint failure upon thermal cycling.<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dda5b72 elementor-widget elementor-widget-text-editor\" data-id=\"dda5b72\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h2 class=\"heading-2 ace-line old-record-id-doxcnSVKfJkD6vFGTg4INJx910g\">Testing Challenges<\/h2>\n<div class=\"ace-line ace-line old-record-id-doxcnfkVv3AGs0hFUllmBhhfXxb\">During manufacturing, traditional optical inspection of solder joints is impossible. Advanced imaging such as <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-x-ray-inspection\/\">X-Ray<\/a> is required to ensure package integrity. While effective at finding hidden failures, these <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-reverse-engineering\/\"  data-wpil-monitor-id=\"779\">processes add cost<\/a> and time to manufacturing.<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ffb535 elementor-widget elementor-widget-text-editor\" data-id=\"2ffb535\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h2 class=\"heading-2 ace-line old-record-id-doxcnKB2PaEcvHp9bZnGNqznNof\">Production Costs<\/h2>\n<div class=\"ace-line ace-line old-record-id-doxcnwQE9N7QJ5vKhcqlRcuJULf\">Extreme placement accuracy is required in flip chip assembly. Combined with a clean room environment for reflow and underfill, production costs add to fabrication costs for flip chip assemblies compared to other traditional wire bonding or <a href=\"https:\/\/www.elepcb.com\/smt-pcb-service\/\">SMT assembly<\/a> processes.<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2111e52e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2111e52e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-668b01c0\" data-id=\"668b01c0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d24bc64 elementor-widget elementor-widget-spacer\" data-id=\"d24bc64\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-37342720 elementor-widget elementor-widget-heading\" data-id=\"37342720\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Flip Chip vs. Wire Bonding vs. BGA: Key Differences<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-19d1f7d elementor-widget elementor-widget-text-editor\" data-id=\"19d1f7d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"PjvLdozttokd6JxbqMlck9o0ngg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-HRQcd490YoPApixj2CIcHvlInYe\">In <a href=\"https:\/\/www.elepcb.com\/pcb-assembly-process-and-services\/\">PCB assembly<\/a> and electronic packaging, choosing the appropriate interconnection technique greatly affects signal quality, dependability, and heat dissipation.<\/div>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-OtBqdriOfoXdhGxRhCgcU7oAntb\" data-list=\"bullet\">\n<div><strong>Flip chip:<\/strong> The die is inverted to present its active side down toward the substrate. Solder bumps that comprise electrical connections across the entirety of the <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/multi-chip-module-mcm-on-pcb\/\"  data-wpil-monitor-id=\"780\">chip<\/a> surface connect it to the package.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-XzGadXOQ9oEbj3xmpvmcsdxFnYd\" data-list=\"bullet\">\n<div><strong>Wire bonding:<\/strong> The die faces up to connect wire (gold or aluminum) from the die bond pads to the package leads, which are typically perimeter oriented.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-W60WdkPauoJGZQxkmGyc2jBAnKd\" data-list=\"bullet\">\n<div><a href=\"https:\/\/www.elepcb.com\/blog\/ball-grid-array-guide-to-bga-packages\/\"><strong>Ball Grid Array:<\/strong> <\/a>A <span style=\"color: #008000;\">packaging technology<\/span> that uses an array of solder balls on the underside of the package to connect it to the printed circuit board (PCB). The chip inside a BGA package can be connected to the substrate either by wire bonding or by flip chip.<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b53ebd4 elementor-widget elementor-widget-spacer\" data-id=\"b53ebd4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6927b95 elementor-widget elementor-widget-heading\" data-id=\"6927b95\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><b>Table: Flip Chip vs. Wire Bonding vs. BGA<\/b><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7497914 elementor-widget elementor-widget-text-editor\" data-id=\"7497914\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table><colgroup><col width=\"154\" \/><col width=\"128\" \/><col width=\"130\" \/><col width=\"151\" \/><\/colgroup>\n<tbody>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff;\">Item<\/td>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff;\">Wire Bonding<\/td>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff;\">Flip Chip<\/td>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff;\">BGA<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Connection Method<\/td>\n<td>Gold\/Al wire bonding<\/td>\n<td>Direct solder bumps<\/td>\n<td>Solder ball array package<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Chip Orientation<\/td>\n<td>Face-up<\/td>\n<td>Face-down<\/td>\n<td>Face-down (in package)<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Signal Path<\/td>\n<td>Long<\/td>\n<td>Very short<\/td>\n<td>Moderate<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Electrical Performance<\/td>\n<td>Moderate; high inductance<\/td>\n<td>Excellent; low parasitics<\/td>\n<td>Depends on internal structure<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Thermal Performance<\/td>\n<td>Average<\/td>\n<td>Excellent<\/td>\n<td>Good<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Package Density<\/td>\n<td>Low to medium<\/td>\n<td>High<\/td>\n<td>High<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Manufacturing Cost<\/td>\n<td>Low; mature process<\/td>\n<td>High; complex process<\/td>\n<td>Medium<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Typical <a href=\"https:\/\/www.elepcb.com\/applications\/\"  data-wpil-monitor-id=\"774\">Applications<\/a><\/td>\n<td>MCU, analog ICs<\/td>\n<td>CPU, GPU, high-speed chips<\/td>\n<td>Memory, FPGA, mobile SoCs<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Advantages<\/td>\n<td>Low cost, high reliability<\/td>\n<td>Superior performance, compact size<\/td>\n<td>Balanced performance and assembly<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Limitations<\/td>\n<td>Not ideal for high-speed, high I\/O<\/td>\n<td>Higher cost, complex assembly<\/td>\n<td><a href=\"https:\/\/www.elepcb.com\/blog\/pcb-design-power-electronics\/\"  data-wpil-monitor-id=\"777\">Thermal management<\/a> required<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b68cf47 elementor-widget elementor-widget-text-editor\" data-id=\"b68cf47\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h4 class=\"heading-3 ace-line old-record-id-QBYNdtkJWooEJexhVfdcyBgdn4d\">How to choose? Expert Advice from ELEPCB<\/h4>\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-JjVhdiyO7oMXRdxXewGcsQvGnKc\">Selecting the right packaging and interconnection method depends on your <strong>design goals, performance requirements, and budget<\/strong>.<\/div>\n<div class=\"ace-line ace-line old-record-id-GtAMdiK6Noy2YZxC8ENcB2Z8nFd\">At <a href=\"https:\/\/www.elepcb.com\/\">ELEPCB<\/a>, our engineers select the <strong><span style=\"color: #008000;\">best technology for each case<\/span><\/strong> to achieve the ideal balance of cost, reliability, and ease of assembly.<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-664b0aa elementor-widget elementor-widget-text-editor\" data-id=\"664b0aa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table><colgroup><col width=\"205\" \/><col width=\"286\" \/><\/colgroup>\n<tbody>\n<tr>\n<td><strong>Use Case<\/strong><\/td>\n<td><strong>Recommended Technology<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Low-cost, low-pin-count<a href=\"https:\/\/www.elepcb.com\/blog\/integrated-circuit\/\"> ICs<\/a><\/td>\n<td>Wire Bonding<\/td>\n<\/tr>\n<tr>\n<td>High-speed, high-I\/O processors<\/td>\n<td>Flip Chip<\/td>\n<\/tr>\n<tr>\n<td>General-purpose packaged ICs (e.g. memory, FPGA)<\/td>\n<td>BGA (with internal flip chip or wire bond)<\/td>\n<\/tr>\n<tr>\n<td>Miniaturized portable devices<\/td>\n<td>Flip Chip BGA (FCBGA)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-995f6dd elementor-cta--skin-cover elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"995f6dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/02\/pcb-bonding.jpg);\" role=\"img\" aria-label=\"pcb bonding\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item elementor-animated-item--grow\">\n\t\t\t\t\t\tPCB Bonding: Type, Material, Application and Manufacturing\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item elementor-animated-item--grow\">\n\t\t\t\t\t\tWant to know more about PCB bonding?\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item elementor-animated-item--grow\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-bonding-type-material-application-manufacturing\/\">\n\t\t\t\t\t\tClick Here\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-ribbon\">\n\t\t\t\t<div class=\"elementor-ribbon-inner\">\n\t\t\t\t\tELEPCB\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e3d8227 elementor-widget elementor-widget-heading\" data-id=\"e3d8227\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Conclusion<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b92abae elementor-widget elementor-widget-text-editor\" data-id=\"b92abae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"Sqtwdp27oof9MJxYZSacwYrGncg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\" old-record-id-doxcnRem6aBMiCVJe5LfN9z3Jqg\">\n<div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-QkgKdWyeIoCbUWxH6jhcq6B7nug\">\n<div data-page-id=\"SN2QdUsRfo9ptVxuu01cmMU6nCK\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnq6wzoYurWCgOMa70KnYEFh\">\n<div data-page-id=\"PjvLdozttokd6JxbqMlck9o0ngg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnXRgqAaH6ngh3xpLQgX5DHc\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnpeB4oFU7cB8pelFAiBKYic\">Flip-chip packaging is a significant breakthrough in <span style=\"color: #008000;\">PCB assembly<\/span> and <span style=\"color: #008000;\">advanced packaging technology<\/span>, allowing devices to deliver enhanced performance, reduced size, and improved thermal management. As the need for smaller devices and quicker signal transmission grows, flip-chip assembly has become a crucial technique in contemporary electronics production.<\/div>\n<div class=\"ace-line ace-line old-record-id-doxcnMBhc4zxiQLCbRGk6P0nFYe\">At<strong> ELEPCB<\/strong>, we <span style=\"color: #000000;\"><strong>specialize in flip chip assembly services and precision PCB fabrication<\/strong><\/span>, helping our clients meet demanding requirements for<strong><span style=\"color: #008000;\"> reliability, accuracy, and electrical performance.<\/span><\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-TC9EdByCkoeUK1x1IjEcj5Dmnpd\">Whether your project uses <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/qfp-vs-qfn-package\/\">QFP, QFN<\/a>, or flip-chip packaging, our skilled engineers and manufacturing specialists guarantee that each assembly adheres to rigorous performance and quality requirements.<\/div>\n<div class=\"ace-line ace-line old-record-id-RLovducFqovH7AxOEYKcEwBDnNe\"><strong><em><a href=\"https:\/\/www.elepcb.com\/contact-us\/\">Contact us <\/a><\/em>to learn how our<span style=\"color: #008000;\"> advanced packaging solutions<\/span> can optimize your next design.<\/strong><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22189ec elementor-widget elementor-widget-spacer\" data-id=\"22189ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-688ba04c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"688ba04c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3c2fc7ea\" data-id=\"3c2fc7ea\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-00fccbf elementor-widget elementor-widget-heading\" data-id=\"00fccbf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>FAQ<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f9f4f7b elementor-widget elementor-widget-toggle\" data-id=\"6f9f4f7b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1871\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1871\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q1: What are the key benefits of flip chip technology?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1871\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1871\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<p>A1: Great electrical properties, great thermal properties, small footprint, high I\/O density. They are beneficial for high-speed, high-power applications.<\/p>\n<\/div>\n<\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1872\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1872\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q2: What materials are used for flip chip underfill?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1872\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1872\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-BWQ0dJKPTovPhYx6XTfc9xMAngc\">\n<div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-ZGjidQpZuouEMuxnruBcR4Ujndg\">A2: Underfill is a silica-filled epoxy resin that provides mechanical strength that offsets the thermal stresses imposed by the silicon die and the substrate.<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1873\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1873\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q3: What standard manufacturing problems may occur with flip chip?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1873\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1873\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\">\n<div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\">A3: The most serious production issues are bump alignment and bump uniformity. Too few bumps can cause reflow and too little underfill can result in cracking delaminated joints.<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1874\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-1874\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q4: What inspection\/testing is done after flip chip assembly?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1874\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-1874\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\">\n<div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\">\n<p>A4: Continuity electrical testing, X-ray of solder joints from the backside, looking for voids or areas of delamination.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-72b68d12 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"72b68d12\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-46a34694\" data-id=\"46a34694\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7f5dff4 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"7f5dff4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-651c3920 elementor-widget elementor-widget-shortcode\" data-id=\"651c3920\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t<div data-elementor-type=\"section\" data-elementor-id=\"2056\" class=\"elementor elementor-2056\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6012901 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6012901\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-25 elementor-top-column elementor-element elementor-element-afac9b2\" data-id=\"afac9b2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b379375 elementor-widget elementor-widget-image\" data-id=\"b379375\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.elepcb.com\/pcb-products\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-768x1024.jpg\" class=\"attachment-large size-large wp-image-15779\" alt=\"pcb and pcba products 1\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-768x1024.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-225x300.jpg 225w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-1152x1536.jpg 1152w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-1536x2048.jpg 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-2-scaled.jpg 1920w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-8968fc1\" data-id=\"8968fc1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c0c3b5d elementor-widget elementor-widget-image\" data-id=\"c0c3b5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.elepcb.com\/contact-us\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-1024x683.jpg\" class=\"attachment-large size-large wp-image-15819\" alt=\"contact us\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-1024x683.jpg 1024w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-300x200.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-768x512.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-1536x1024.jpg 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/contact-us-2048x1365.jpg 2048w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-25 elementor-top-column elementor-element elementor-element-a17958a\" data-id=\"a17958a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4326577 elementor-widget elementor-widget-image\" data-id=\"4326577\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.elepcb.com\/pcb-products\/\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-768x1024.jpg\" class=\"attachment-large size-large wp-image-15778\" alt=\"pcb and pcba products 2\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-768x1024.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-225x300.jpg 225w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-1152x1536.jpg 1152w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-1536x2048.jpg 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-scaled.jpg 1921w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3dd32bd7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3dd32bd7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-30e73de5\" data-id=\"30e73de5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-6e6f562b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6e6f562b\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-1aae434c\" data-id=\"1aae434c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-7de62f23\" data-id=\"7de62f23\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap 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846px;\" role=\"status\" aria-live=\"polite\" aria-atomic=\"true\">\u00a0<\/p><\/div><form id=\"cf7-form-5\" class=\"wpcf7-form init cf7mls-no-scroll cf7mls-no-moving-animation\" style=\"position: relative; overflow: hidden;\" action=\"https:\/\/www.mclpcb.com\/capabilities\/#wpcf7-f5-p60-o1\" method=\"post\" novalidate=\"novalidate\" data-status=\"init\" data-fx-id=\"1587946425258918\"><div class=\"contact-inner\" style=\"max-width: 846px; margin: 0px auto;\"><p style=\"font-size: 15px; line-height: 1.58em; margin-right: auto; margin-bottom: 0px; margin-left: auto; padding: 25px 0px 15px; text-align: center; max-width: 846px;\">We provide technical expertise form prototype through production, increasing speed to market by 20%.<\/p><p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Contact us below to start discussing your project with our Technical Experts today.<\/p><p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Whether you already have Gerber Files, submit a\u00a0Quick Quote\u00a0for free estimate.<\/p><\/div><\/form><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5782c747 elementor-button-align-center elementor-widget elementor-widget-form\" data-id=\"5782c747\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" aria-label=\"New Form\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"2056\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"5782c747\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"An Ultimate 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Address\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[message]\" id=\"form-field-message\" class=\"elementor-field elementor-size-sm  elementor-field-textual\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-tel elementor-field-group elementor-column elementor-field-group-field_373bda7 elementor-col-50\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_373bda7\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tPhone Number\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input size=\"1\" type=\"tel\" name=\"form_fields[field_373bda7]\" id=\"form-field-field_373bda7\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" pattern=\"[0-9()#&amp;+*-=.]+\" title=\"Csak a sz\u00e1mok \u00e9s telefonkarakterek (#, -, * stb.) fogadhat\u00f3k el.\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-checkbox elementor-field-group elementor-column elementor-field-group-field_c168eb1 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_c168eb1\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tI am interested in (select all that apply)\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<div class=\"elementor-field-subgroup  elementor-subgroup-inline\"><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Rigid PCBs\" id=\"form-field-field_c168eb1-0\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-0\">Rigid PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Flexible Printed Circuit Boards\" id=\"form-field-field_c168eb1-1\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-1\">Flexible Printed Circuit Boards<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Flexible Aluminum PCBs\" id=\"form-field-field_c168eb1-2\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-2\">Flexible Aluminum PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Flexible PCB Microcircuits\" id=\"form-field-field_c168eb1-3\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-3\">Flexible PCB Microcircuits<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Ultra-Thin Flexible PCBs\" id=\"form-field-field_c168eb1-4\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-4\">Ultra-Thin Flexible PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Rigid-Flex\" id=\"form-field-field_c168eb1-5\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-5\">Rigid-Flex<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Ceramic Printed Circuit Boards\" id=\"form-field-field_c168eb1-6\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-6\">Ceramic Printed Circuit Boards<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Aluminum Printed Circuit Boards\" id=\"form-field-field_c168eb1-7\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-7\">Aluminum Printed Circuit Boards<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Copper Core\" id=\"form-field-field_c168eb1-8\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-8\">Copper Core<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"IC Substrates &amp; Interposer\" id=\"form-field-field_c168eb1-9\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-9\">IC Substrates & Interposer<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"High TG PCBs\" id=\"form-field-field_c168eb1-10\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-10\">High TG PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Heavy Copper\" id=\"form-field-field_c168eb1-11\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-11\">Heavy Copper<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"PCB Assembly\" id=\"form-field-field_c168eb1-12\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-12\">PCB Assembly<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Components Sourcing\" id=\"form-field-field_c168eb1-13\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-13\">Components Sourcing<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Other\" id=\"form-field-field_c168eb1-14\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-14\">Other<\/label><\/span><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-upload elementor-field-group elementor-column elementor-field-group-field_2cea676 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_2cea676\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tUpload Your Files (Optional)\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input type=\"file\" name=\"form_fields[field_2cea676]\" id=\"form-field-field_2cea676\" class=\"elementor-field elementor-size-sm  elementor-upload-field\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-field_9ceb2c8 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_9ceb2c8\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tMessage\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[field_9ceb2c8]\" id=\"form-field-field_9ceb2c8\" rows=\"4\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Submit<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-123957a9\" data-id=\"123957a9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Table of Contents Flip Chip technology is a key interconnection method used in system-level packaging. Instead of connecting the die to the package via a conventional wire bond, the flip chip is turned upside down, bonding the active surface to the substrate. Originally developed by IBM in the 1960s, it has since advanced into a [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":21675,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[124,233],"class_list":["post-21674","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-pcb-assembly","tag-pcb-technique"],"_links":{"self":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/21674","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/users\/26"}],"replies":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/comments?post=21674"}],"version-history":[{"count":9,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/21674\/revisions"}],"predecessor-version":[{"id":21727,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/21674\/revisions\/21727"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media\/21675"}],"wp:attachment":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media?parent=21674"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/categories?post=21674"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/tags?post=21674"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}