{"id":20339,"date":"2025-06-17T18:37:00","date_gmt":"2025-06-17T10:37:00","guid":{"rendered":"https:\/\/www.elepcb.com\/?p=20339"},"modified":"2025-10-05T10:37:41","modified_gmt":"2025-10-05T02:37:41","slug":"chip-on-board","status":"publish","type":"post","link":"https:\/\/www.elepcb.com\/hu\/blog\/chip-on-board\/","title":{"rendered":"Chip on Board csomagol\u00e1s: Lapkak\u00e9sz\u00edt\u00e9s: folyamat, el\u0151ny\u00f6k \u00e9s \u00f6sszehasonl\u00edt\u00e1sok"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"20339\" class=\"elementor elementor-20339\" 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=\"DZAsdetJroFkxcxeVQjcyfnNnDg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-WwFNdDCmBoUbWwxB3eUcTPRvny0\"><div data-page-id=\"V9bCdJ9ZWoATVLx2UU9c6USUn1g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnfXWVzxG6R7ols2vQbd9nXd\"><div data-page-id=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-Ei5wdYFmvoQdbrxZrHEcZO5Ln5Z\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnEoWS1UfxI1pvS7Es9A7nec\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-PrdQd5DhWoas7Cx5w4bcrEZTniZ\">Chip on Board (COB) is one of the efficient <a href=\"https:\/\/www.elepcb.com\/pcb-assembly-process-and-services\/\">printed circuit board assembly<\/a> and packaging techniques since <span style=\"color: #008000;\">it minimizes size, reduces instances of signal loss, and improves heat dissipation.<\/span> COB technology is suitable for compact and high-performance devices, changing the PCB packaging trends.<\/div><div class=\"ace-line ace-line old-record-id-ThTUdyOCIobIPBxPxeVcsDRnnsb\">In this article, ELE will take a closer look at COB technology, covering <strong>its applications, advantages, manufacturing process, <\/strong>and, most importantly,<strong> how it compares to other packaging technologies.<\/strong><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/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-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-8f19646 elementor-widget elementor-widget-spacer\" data-id=\"8f19646\" 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-ccf1248 elementor-widget elementor-widget-image\" data-id=\"ccf1248\" 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=\"280\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/chip-on-board2.jpg\" class=\"attachment-large size-large wp-image-20343\" alt=\"chip on board\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/chip-on-board2.jpg 800w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/chip-on-board2-300x105.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/chip-on-board2-768x269.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/chip-on-board2-18x6.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<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>Advantages of COB Technology<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e6bf150 elementor-widget elementor-widget-spacer\" data-id=\"e6bf150\" 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-be5d608 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"be5d608\" 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-2ca52ea\" data-id=\"2ca52ea\" 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-a02d48f elementor-widget elementor-widget-text-editor\" data-id=\"a02d48f\" 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=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnwz0xnppt4Lmolw6Aufw2Nd\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-AnfwdG2yZokh0HxsC99cSLqPn4X\">COB (Chip On Board) technology is a method for packaging <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-components-sourcing\/\">electronic components<\/a> directly onto a printed circuit board (PCB). Rather than requiring separately packaged components, <strong>exposed <a href=\"https:\/\/www.elepcb.com\/blog\/integrated-circuit\/\">integrated circuits<\/a> are mounted directly to the PCB surface.\u00a0<\/strong><\/div><\/div><\/div><\/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-5cf9681e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5cf9681e\" 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-72622353\" data-id=\"72622353\" 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-5b104668 elementor-widget elementor-widget-text-editor\" data-id=\"5b104668\" 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=\"Od1KdRbUioLpgcxZuPtcsnNHnTf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Od1KdRbUioLpgcxZuPtcsnNHnTf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnzhBnKQJlP1rqbwJabFcYke\">Compared to other packaging technologies, COB has advantages as follows:<\/div><div><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><ul><li><strong>Miniaturization<\/strong><\/li><\/ul><div class=\"ace-line ace-line old-record-id-doxcndKIpMOkSvEYW766vbBcCLb\" style=\"padding-left: 40px;\">Chip-on-board process involves direct chip mounting. According to experts, direct chip mounting <span style=\"color: #008000;\">minimizes footprint by 30-50%, thereby enabling ultra-compact devices.<\/span><\/div><ul><li class=\"heading-3 ace-line old-record-id-doxcn8D9uWZQNdpN8QMgrkdhjWd\"><p><strong>Electrical Performance<\/strong><\/p><\/li><\/ul><div class=\"ace-line ace-line old-record-id-doxcnisXks4RAib34G17A4tY0Dc\" style=\"padding-left: 40px;\">In COB, shorter signal paths <span style=\"color: #008000;\">reduce inductance and resistance<\/span>, thereby improving reliability and speed in electrical devices.<\/div><ul><li class=\"heading-3 ace-line old-record-id-doxcnudVATpLzaJUjy9OEG6wPWg\"><p><strong>Thermal Efficiency<\/strong><\/p><\/li><\/ul><div class=\"ace-line ace-line old-record-id-doxcnH7hAga38iWVM95IAhVqgCc\" style=\"padding-left: 40px;\">Another advantage of COB is that <span style=\"color: #000000;\"><a href=\"https:\/\/www.elepcb.com\/blog\/pcb-thermal-management\/\">heat dissipates<\/a> directly through the substrate,<\/span> thereby enhancing stability, especially in <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/high-power-pcb\/\">high-power<\/a> applications.<\/div><ul><li class=\"heading-3 ace-line old-record-id-doxcntasAb4FTZyH1MvXMMh05md\"><p><strong>Lower Cost<\/strong><\/p><\/li><\/ul><div class=\"ace-line ace-line old-record-id-ANBzdbeqCoQYO8x65OQcXLVsnGg\" style=\"padding-left: 40px;\">COB can be <span style=\"color: #008000;\">more cost-effective than traditional packaging<\/span>, especially in<a href=\"https:\/\/www.elepcb.com\/blog\/a-complete-guide-to-high-volume-pcb-assembly\/\"> high-volume<\/a> production, as it reduces the cost of individual chip packaging and associated manufacturing steps.<\/div><\/div><\/div><\/div><\/div><\/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-6a04f0d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6a04f0d\" 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-533fafa\" data-id=\"533fafa\" 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-5ae50d8 elementor-widget elementor-widget-spacer\" data-id=\"5ae50d8\" 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-494239e elementor-widget elementor-widget-heading\" data-id=\"494239e\" 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>Types of COB Packaging<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-18024b8 elementor-widget elementor-widget-text-editor\" data-id=\"18024b8\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-DawIdiTFCodF97x9AJFcyeWwnKg\">There are various types of COB, each offering different advantages and suited to specific applications.<\/div><\/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-ff37fb6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ff37fb6\" 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-4449da8\" data-id=\"4449da8\" 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-5e49f69 elementor-widget elementor-widget-text-editor\" data-id=\"5e49f69\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-SXsid2PIzomTwKxZcQCc5xV6nhf\">Flip-Chip COBs<\/h3><div class=\"ace-line ace-line old-record-id-YMnQdBDpwoIXGRxZpDQceBL8n0g\">In a flip-chip COB, the chip is placed underneath the substrate and has connection pads. This type is commonly used in <a href=\"https:\/\/www.elepcb.com\/pcb-products\/led-pcb-board\/\">LED applications<\/a>, allowing the chips connect more tightly.<\/div><\/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-9fb7c31\" data-id=\"9fb7c31\" 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-a9da530 elementor-widget elementor-widget-image\" data-id=\"a9da530\" 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=\"800\" height=\"380\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Flip-Chip-COBs.png\" class=\"attachment-large size-large wp-image-21195\" alt=\"Flip-Chip-COBs\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Flip-Chip-COBs.png 924w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Flip-Chip-COBs-300x143.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Flip-Chip-COBs-768x365.png 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Flip-Chip-COBs-18x9.png 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-inner-section elementor-element elementor-element-87db65f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"87db65f\" 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-7b1a8d7\" data-id=\"7b1a8d7\" 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-844c188 elementor-widget elementor-widget-text-editor\" data-id=\"844c188\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-MmphdfNuKoqo2lxE75ycK5r6nJg\">Wire-Bonded COBs (for LEDs)<\/h3><div class=\"ace-line ace-line old-record-id-GfHFdvwKGoD5oxxGyeFc5mHHnnv\">Inside some high-power surface-mount LEDs, you will find lead-bonded COB configurations. These configurations enable the LEDs to achieve high electrical and thermal efficiency.<\/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-0fec977 elementor-widget elementor-widget-image\" data-id=\"0fec977\" 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=\"800\" height=\"377\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-Bonded-COBs.png\" class=\"attachment-large size-large wp-image-21197\" alt=\"Wire-Bonded-COBs\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-Bonded-COBs.png 924w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-Bonded-COBs-300x141.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-Bonded-COBs-768x362.png 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-Bonded-COBs-18x8.png 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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-1515b58\" data-id=\"1515b58\" 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-caa9f00 elementor-widget elementor-widget-text-editor\" data-id=\"caa9f00\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h4 class=\"heading-4 ace-line old-record-id-XL6TdMIUOoCW4Zxy2NMcTGtenRg\">Wire-Bonded COBs with Encapsulation<\/h4><div class=\"ace-line ace-line old-record-id-EdaSdJSSpocgP3xspXEcaKV7nPH\">The top chip of the COB is connected to the exposed pads on the PCB via lead bonding. The manufacturer then encapsulates it in an epoxy resin <a href=\"https:\/\/www.elepcb.com\/blog\/choose-the-right-pcb-conformal-coating\/\">coating<\/a> for protection. This configuration is found in many inexpensive electronic products.<\/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-b2839c9 elementor-widget elementor-widget-image\" data-id=\"b2839c9\" 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=\"226\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-bonded-COBs-with-Encapsulation.png\" class=\"attachment-large size-large wp-image-21196\" alt=\"Wire-bonded-COBs-with-Encapsulation\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-bonded-COBs-with-Encapsulation.png 888w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-bonded-COBs-with-Encapsulation-300x85.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-bonded-COBs-with-Encapsulation-768x217.png 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/Wire-bonded-COBs-with-Encapsulation-18x5.png 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<div class=\"elementor-element elementor-element-2e2c483 elementor-widget elementor-widget-spacer\" data-id=\"2e2c483\" 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-75eb70a elementor-widget elementor-widget-heading\" data-id=\"75eb70a\" 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>Key Applications of COB Technology<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d930ea9 elementor-widget elementor-widget-text-editor\" data-id=\"d930ea9\" 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=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnVHlpO5xFRkGhbpX83lEy0d\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcncr16mfaQMEYZBErhfXOtPf\">Chip-on-board\u2019s crucial application areas include:<\/div><\/div><\/div><\/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-04fa40b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"04fa40b\" 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-b99b24e\" data-id=\"b99b24e\" 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-3fbc56a elementor-widget elementor-widget-text-editor\" data-id=\"3fbc56a\" 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=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><ul><li class=\"ace-line ace-line old-record-id-doxcng3t7xmhHc7NLjnREpElhAb\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnSxV4B8AF91vwnkMRi1pYcc\"><a href=\"https:\/\/www.elepcb.com\/applications\/pcb-for-consumer-electronics\/\">Consumer Electronics<\/a><\/h3><div class=\"ace-line ace-line old-record-id-doxcn2SXnN9iVjkjd8TBLgae4Wg\">Due to increased electrical performance and minimalist or space-efficient designs, COB is applied widely in <a href=\"https:\/\/www.elepcb.com\/blog\/iot-pcb-board\/\">Internet of Things<\/a> and smartphones.<\/div><\/div><\/div><\/li><\/ul><\/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-ad3e30b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ad3e30b\" 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-6fa81a7\" data-id=\"6fa81a7\" 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-65277dd elementor-widget elementor-widget-text-editor\" data-id=\"65277dd\" 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=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><ul><li class=\"ace-line ace-line old-record-id-doxcng3t7xmhHc7NLjnREpElhAb\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcn9X4NyqhKCUnez9qyeVadud\">LED Lighting<\/h3><div class=\"ace-line ace-line old-record-id-doxcn1jGqmkgPUb5YbHSJVRxkib\">COBs are ideal for <a href=\"https:\/\/www.elepcb.com\/pcb-products\/led-pcb-board\/\">LED<\/a> lighting applications thanks to their power and thermal efficiency characteristics. COBs with lead bonding have very short lead bonds and are excellent electrical conductors.<\/div><\/div><\/div><\/li><\/ul><\/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-f6979bd elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f6979bd\" 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-67d7ae6\" data-id=\"67d7ae6\" 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-a619b4a elementor-widget elementor-widget-text-editor\" data-id=\"a619b4a\" 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=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><ul><li class=\"ace-line ace-line old-record-id-doxcnaYZtUeuxWwdK0OWbrROPfb\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnV64Ufw6AlEMLJxJEL4rRDb\">Automotive Systems<\/h3><div class=\"ace-line ace-line old-record-id-doxcnKL65aRczJ1t4GmmEubU13e\">Besides consumer electronics and LED lighting, COB also finds heavy use in control units, sensors, and LED modules across the <a href=\"https:\/\/www.elepcb.com\/applications\/pcbs-for-automotive\/\">automotive industry.<\/a> This is due to COB\u2019s durability, alongside the ability to easily withstand some of the harshest environments.<\/div><\/div><\/div><\/li><\/ul><\/div><\/div><\/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-b8bfaad elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b8bfaad\" 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-a671866\" data-id=\"a671866\" 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-8e75f32 elementor-widget elementor-widget-text-editor\" data-id=\"8e75f32\" 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=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><ul><li class=\"ace-line ace-line old-record-id-doxcnaYZtUeuxWwdK0OWbrROPfb\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcncPKIj10hkNF8nNYdpmn0JL\"><a href=\"https:\/\/www.elepcb.com\/blog\/medical-pcb-manufacturing\/\">Medical<\/a> and <a href=\"https:\/\/www.elepcb.com\/blog\/a-guide-to-aerospace-pcb-assembly\/\">Aerospace<\/a> Devices<\/h3><div class=\"ace-line ace-line old-record-id-doxcnocbl20AdrJ8jCksxb84tMf\">Chip on Board\u2019s resistance to thermal stress makes it ideal for space-constrained and high-reliability applications such as avionics and several diagnostic tools.<\/div><\/div><\/div><\/div><\/li><\/ul><\/div><\/div><\/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-744dba2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"744dba2\" 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-6053c86\" data-id=\"6053c86\" 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-15ce520 elementor-widget elementor-widget-text-editor\" data-id=\"15ce520\" 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=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><ul><li class=\"ace-line ace-line old-record-id-doxcnaYZtUeuxWwdK0OWbrROPfb\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnnIZmTb5MZuEBwt385l04yb\">RF Circuits<\/h3><div class=\"ace-line ace-line old-record-id-doxcnbuvFTZBwCbpldMVEFZSg5U\">In COB, short electrical paths significantly reduce capacitive\/inductive interference, thereby improving or rather enhancing performance in plenty of <a href=\"https:\/\/www.elepcb.com\/pcb-products\/rf-pcb\/\">radio-frequency applications.<\/a><\/div><\/div><\/div><\/div><\/li><\/ul><\/div><\/div><\/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-f87610e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f87610e\" 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-146853e\" data-id=\"146853e\" 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-12e4d68 elementor-widget elementor-widget-image\" data-id=\"12e4d68\" 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=\"633\" height=\"418\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/packaging.jpg\" class=\"attachment-large size-large wp-image-20344\" alt=\"PCB packaging\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/packaging.jpg 633w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/packaging-300x198.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/packaging-18x12.jpg 18w\" sizes=\"(max-width: 633px) 100vw, 633px\" \/>\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-1fd60e3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1fd60e3\" 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-d370c0b\" data-id=\"d370c0b\" 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-3a91624 elementor-widget elementor-widget-spacer\" data-id=\"3a91624\" 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-09b83d4 elementor-widget elementor-widget-heading\" data-id=\"09b83d4\" 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>Chip on Board vs. Other Packaging Technologies <\/strong><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4113ee1 elementor-widget elementor-widget-text-editor\" data-id=\"4113ee1\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnrOqVcmfGnibqT7TN2jPYlc\">With so many packaging technologies available, <strong>how can we choose the most economical and suitable one for products?<\/strong> The next section will compare COB and other packaging technologies and provide relevant selection advice.<\/div><\/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-e0215aa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e0215aa\" 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-top-column elementor-element elementor-element-f3a0fec\" data-id=\"f3a0fec\" 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-3a4f088 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"3a4f088\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnnKdTcVb3TqkPPaXEldgK3f\">COB vs. BGA(Ball Grid Array)<\/h3><div class=\"ace-line ace-line old-record-id-doxcnfprs9arRJiB5oLK2u4r8sd\">COB bonds bare silicon dies directly onto a PCB, covered with protective epoxy. It&#8217;s ultra-compact and <a href=\"https:\/\/www.elepcb.com\/blog\/low-cost-pcb-assembly\/\">low-cost<\/a>, but offers minimal protection and is nearly impossible to <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-repair-steps-solve-failures\/\">repair<\/a>.<\/div><div class=\"ace-line ace-line old-record-id-doxcn0HyQq4mFiT9ei0LK8ddnhb\"><a href=\"https:\/\/www.elepcb.com\/blog\/ball-grid-array-guide-to-bga-packages\/\">BGA (Ball Grid Array)<\/a> mounts a pre-packaged chip via an array of solder balls underneath. It provides <span style=\"color: #008000;\">high pin density, good electrical\/thermal performance, and better protection<\/span>, but requires <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-x-ray-inspection\/\">X-ray inspection<\/a> and complex rework. It\u2019s mainly applied in advanced electronics like CPUs and GPUs.<\/div><\/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-top-column elementor-element elementor-element-f9859fc\" data-id=\"f9859fc\" 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-8d4b75d elementor-widget elementor-widget-image\" data-id=\"8d4b75d\" 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 loading=\"lazy\" decoding=\"async\" width=\"645\" height=\"400\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/BGA.jpg\" class=\"attachment-large size-large wp-image-20345\" alt=\"BGA\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/BGA.jpg 645w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/BGA-300x186.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/BGA-18x12.jpg 18w\" sizes=\"(max-width: 645px) 100vw, 645px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">BGA(Ball Grid Array)<\/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-984def4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"984def4\" 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-top-column elementor-element elementor-element-062a8cc\" data-id=\"062a8cc\" 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-388e8ca elementor-widget elementor-widget-image\" data-id=\"388e8ca\" 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 loading=\"lazy\" decoding=\"async\" width=\"474\" height=\"489\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/smd.jpg\" class=\"attachment-large size-large wp-image-20346\" alt=\"SMD\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/smd.jpg 474w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/smd-291x300.jpg 291w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/smd-12x12.jpg 12w\" sizes=\"(max-width: 474px) 100vw, 474px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">SMD(Surface Mount Device)<\/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<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-0da6887\" data-id=\"0da6887\" 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-6e653bf elementor-widget elementor-widget-text-editor\" data-id=\"6e653bf\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcnm8ejzXJ7Pq4row5N1UD37f\">COB vs. SMD (Surface Mount Device)<\/h3><div class=\"ace-line ace-line old-record-id-doxcnxmFqOC1ms98m5P71Xdti4c\">Compared to <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/smd-component-surface-mount-device-in-pcb-assembly\/\">SMD technology<\/a>, COB technology has better heat dissipation and a simpler assembly process, making it cheaper to produce. However, SMD technology is <span style=\"color: #008000;\">suitable for automated assembly and mass production.<\/span> At the same time, SMD technology is more convenient for maintenance and the production of large quantities reduces the unit cost, so it\u2019s also applied in various areas.<\/div><\/div><\/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-07cdba7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"07cdba7\" 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-top-column elementor-element elementor-element-8a97e39\" data-id=\"8a97e39\" 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-5b9745a elementor-widget elementor-widget-text-editor\" data-id=\"5b9745a\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcn1CiUMaHKHJT3Z8DspQPe1g\">COB vs. PoP (Package on Package)<\/h3><div class=\"ace-line ace-line old-record-id-doxcnzBjx4k1GREfaN11KoM8eWg\">Package-on-Package (PoP) involves vertically stacking multiple packaged chips within a single device, which is<span style=\"color: #008000;\"> ideal for these devices requiring performance and miniaturization.<\/span> Chip on board packaging highly prioritizes space-saving alongside thermal management, unlike PoP that provides room for multi-functionality through vertical stacking.<\/div><\/div><\/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-top-column elementor-element elementor-element-d5cb9c0\" data-id=\"d5cb9c0\" 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-c7b88a9 elementor-widget elementor-widget-image\" data-id=\"c7b88a9\" 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 loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"493\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/pop.png\" class=\"attachment-large size-large wp-image-20347\" alt=\"package on package\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/pop.png 700w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/pop-300x211.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/pop-18x12.png 18w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">PoP(Package on Package)<\/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-21fbc40 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"21fbc40\" 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-top-column elementor-element elementor-element-da5ae7f\" data-id=\"da5ae7f\" 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-e549b08 elementor-widget elementor-widget-image\" data-id=\"e549b08\" 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 loading=\"lazy\" decoding=\"async\" width=\"529\" height=\"494\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/dip.jpg\" class=\"attachment-large size-large wp-image-20348\" alt=\"DIP (Dual In-line Package)\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/dip.jpg 529w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/dip-300x280.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/dip-13x12.jpg 13w\" sizes=\"(max-width: 529px) 100vw, 529px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">DIP (Dual In-line Package)<\/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<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-5f012b4\" data-id=\"5f012b4\" 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-7c45e60 elementor-widget elementor-widget-text-editor\" data-id=\"7c45e60\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><h3 class=\"heading-3 ace-line old-record-id-doxcn8UaoYuNvX2q7FSb7sic8ge\">COB vs. DIP (Dual In-line Package)<\/h3><div class=\"ace-line ace-line old-record-id-doxcnouIzmHypEuwh7wsYzitblM\">Compared to COB, <a href=\"https:\/\/www.elepcb.com\/blog\/dual-inline-package\/\">DIP (Dual In-line Package)<\/a> is simple and heavy, benefiting <a href=\"https:\/\/www.elepcb.com\/pcb-prototyping-and-its-advantages\/\">prototyping<\/a> and low-cost projects. Chip on board is ideal for miniaturized and high-performance systems. In LED lighting, DIP technology is always used in outdoor products, providing higher brightness.<\/div><\/div><\/div><\/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-15d990eb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"15d990eb\" 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-168cd526\" data-id=\"168cd526\" 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-5c076304 elementor-widget elementor-widget-heading\" data-id=\"5c076304\" 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>Chip on Board Process: Step-by-Step Explanation <\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-035a2fd elementor-widget elementor-widget-text-editor\" data-id=\"035a2fd\" 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=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnR0lLMRlLDW87fnznYE5rSf\">The <strong>manufacturing process of CO<\/strong>B is below:<\/div><ul><li class=\"ace-line ace-line old-record-id-doxcnwP8E3BNVDq6gs39nLzzheh\"><strong>Substrate Preparation:<\/strong> select material (often aluminum for thermal management), clean it, and apply conductive epoxy adhesive.<\/li><li class=\"ace-line ace-line old-record-id-doxcnMkr5ni4kHyMPaqTztG6v9d\"><strong>Die Attachment:<\/strong> automated pick-and-place machines position the die precisely on the adhesive-coated substrate, followed by curing to create a permanent bond.\u00a0<\/li><li class=\"ace-line ace-line old-record-id-doxcnH81QhpJf9eCbLHGtvAmSlh\"><strong>Wire Bonding:<\/strong> interconnect the die&#8217;s bond pads to the substrate circuitry using thin gold, aluminum, or <a href=\"https:\/\/www.elepcb.com\/pcb-products\/ele-copper-pcb-board\/\">copper<\/a> wires via wedge or ball bonding.<\/li><li class=\"ace-line ace-line old-record-id-doxcn6shmhJr6qNAn8GtR7WDbtd\"><strong>Encapsulation:<\/strong>\u00a0protect the assembly with epoxy resin or silicone, shielding against moisture, dust, and <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/mechanical-stress-in-pcb-coating\/\">mechanical stress<\/a>.<\/li><li class=\"ace-line ace-line old-record-id-doxcnbb6k5RLrVPWJQRaEXpSGNh\"><strong>Testing &amp; QC:<\/strong> <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-electronic-testing-e-test\/\">electrical tests<\/a> check functionality and connectivity, <a href=\"https:\/\/www.elepcb.com\/blog\/a-guide-to-pcb-burn-in-testing\/\">burn-in tests<\/a> stress assemblies at high temps\/voltages to find early failures, and <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-aoi-inspection\/\">AOI<\/a> detects wire defects, voids, or adhesive flaws.<\/li><\/ul><\/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-c2607e6 elementor-widget elementor-widget-image\" data-id=\"c2607e6\" 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=\"345\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/COB-process1-1-1024x442.png\" class=\"attachment-large size-large wp-image-20360\" alt=\"COB process1\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/COB-process1-1-1024x442.png 1024w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/COB-process1-1-300x129.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/COB-process1-1-768x331.png 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/COB-process1-1-1536x663.png 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/COB-process1-1-2048x884.png 2048w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/COB-process1-1-18x8.png 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<div class=\"elementor-element elementor-element-50b0712 elementor-widget elementor-widget-image\" data-id=\"50b0712\" 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=\"164\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/cob-process2-1024x210.png\" class=\"attachment-large size-large wp-image-20361\" alt=\"cob process2\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/cob-process2-1024x210.png 1024w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/cob-process2-300x61.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/cob-process2-768x157.png 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/cob-process2-1536x315.png 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/cob-process2-2048x420.png 2048w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/06\/cob-process2-18x4.png 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-0cb50ac elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0cb50ac\" 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-87e21e3\" data-id=\"87e21e3\" 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-689d7fc elementor-widget elementor-widget-heading\" data-id=\"689d7fc\" 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\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-591f967c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"591f967c\" 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-58da423b\" data-id=\"58da423b\" 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-2a9eaadc elementor-widget-mobile__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"2a9eaadc\" 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=\"GW6PdL1e9oOge9xYSLecxEkSn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnN7lxgkE6Mt6TrlERdAWNCg\"><div data-page-id=\"RuaBdnxrpo2N0BxXQAJcJzvhnRg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnv4xDBWKwgOp91YEakw3Tnd\"><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnhUV6dE6Ch9waD2p7TP1Eed\">The Chip on Board packaging is one of the most sophisticated printed circuit board assembly methods that mostly prioritizes thermal performance, space efficiency, and aspects of cost reduction. Even though COB <strong>calls for some of the most specialized equipment alongside precise execution<\/strong>, nevertheless, some of its advantages make it indispensable. Comprehending the comparison with COB and other packaging method can help you make a wise decision.<\/div><div class=\"ace-line ace-line old-record-id-doxcnDISCurWCiCnwNAInh8WXvd\">For <strong><span style=\"color: #000000;\">reliable and high-performance Chip-on-Board (COB) assembly solutions,<\/span><\/strong> <strong>ELE PCB<\/strong> offers <span style=\"color: #008000;\">industry-grade expertise with advanced manufacturing technologies and standard quality control<\/span>. <strong><em>Contact us<\/em><\/strong> <em><strong>today<\/strong><\/em> to discuss your project requirements or request a tailored quote.<\/div><\/div><\/div><\/div><\/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-3079cb1 elementor-widget elementor-widget-text-editor\" data-id=\"3079cb1\" 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<p><em><strong>Want to know more PCB package technologies? Check these relative blogs:<\/strong><\/em><\/p>\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-861a707 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"861a707\" 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-33 elementor-top-column elementor-element elementor-element-c840d6b\" data-id=\"c840d6b\" 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-b1271d7 elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"b1271d7\" 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\/06\/BGA.jpg);\" role=\"img\" aria-label=\"BGA\"><\/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<h4 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tWhat is BGA Electronics in PCB?\t\t\t\t\t<\/h4>\n\t\t\t\t\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 \">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/bga-electronics-in-pcb\/\">\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\tele PCB\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-801b8a4\" data-id=\"801b8a4\" 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-b747d8b elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"b747d8b\" 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\/08\/Chip-Scale-Package.png);\" role=\"img\" aria-label=\"Chip-Scale-Package\"><\/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<h4 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tChip Scale Package (CSP) Guide: Benefits, Types &amp; Comparison\t\t\t\t\t<\/h4>\n\t\t\t\t\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 \">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/www.elepcb.com\/blog\/chip-scale-package\/\">\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\tELE PCB\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-bf0ead0\" data-id=\"bf0ead0\" 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-f52fee3 elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"f52fee3\" 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\/03\/qfn-vs-qfp.jpg);\" role=\"img\" aria-label=\"qfn vs qfp\"><\/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<h4 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tQFP vs QFN Package: Definitions, Processes and Applications\t\t\t\t\t<\/h4>\n\t\t\t\t\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 \">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/qfp-vs-qfn-package\/\">\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\tELE PCB\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\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-af5989c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"af5989c\" 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-2a579c0c\" data-id=\"2a579c0c\" 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-5b1f2da9 elementor-widget elementor-widget-spacer\" data-id=\"5b1f2da9\" 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-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-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>FAQs<\/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-6a9a7f61 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6a9a7f61\" 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-707e06fe\" data-id=\"707e06fe\" 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-1edded77 elementor-widget elementor-widget-toggle\" data-id=\"1edded77\" 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-5171\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-5171\" 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 main advantages of COB over traditional packaging (e.g., SMD or BGA)?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-5171\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-5171\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-Gx3Sd5soxoboFqx3TnbcyXIYnZc\"><p>A1: COB offers:<\/p><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-WLn4d7Y8HoGXvExXucycbmBbn3g\">Lower Cost: Prevents additional IC packaging.<\/div><div class=\"ace-line ace-line old-record-id-Sh9tdOpGSosdOPxnEwic4l4knOe\">Minimum Size: Bare die on PCB occupies &lt;30% less space.<\/div><div class=\"ace-line ace-line old-record-id-QrNjdgD2JoDz5DxlY8kcBZoYnWg\">Better Thermal Performance: Direct die-substrate interface allows more heat dissipation.<\/div><div class=\"ace-line ace-line old-record-id-YHhRdnli7oTzFhxz7dLcQSk5nCf\">Electrical Optimization: Lower wire bonds reduce signal loss.<\/div><div class=\"ace-line ace-line old-record-id-Yel4dgDFvoUx3Fx1oj9ca567nth\">Compromises have lower repairability and environmental sensitivity.<\/div><\/div><\/div><\/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-5172\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-5172\" 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: Why is thermal management such a concern in COB designs?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-5172\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-5172\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\"><div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-M9qsd9CqzowDS2x2lqOcn1e8nEg\"><p>A2: Die-in-package dies lack protective casings, thus are susceptible to:<\/p><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-UBAedb4f3oA4MixYVvVcLjgJn9y\">Overheating (junction temps &gt;150\u00b0C cause failure).<\/div><div class=\"ace-line ace-line old-record-id-YiawdTpKyohfY5xMkg4cOjHpngb\">Thermal stress cracking of bonding wires.<\/div><div class=\"ace-line ace-line old-record-id-DyWfd0te5oOLX0xeVmPciSOInxh\">Solutions: Aluminum substrates, thermal vias, and heatsinks are needed for high-power applications (e.g., lighting LED).<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/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-5173\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-5173\" 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: Can COB assemblies be repaired when faulty?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-5173\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-5173\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\"><div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-M9qsd9CqzowDS2x2lqOcn1e8nEg\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-KbOmdCjUlo25IgxqaLNcVo7pn7b\">A3: Rarely. Major problems:<div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-Mq6cdN4hOov3F3x2fEEcw37XnZf\">Epoxy encapsulation ruins wires\/dies during removal.<\/div><div class=\"ace-line ace-line old-record-id-TxLzdaUwoohOD5xLPY6cUbQSn2y\">Re-bonding wires require micron-level precision.<\/div><div class=\"ace-line ace-line old-record-id-JoDxda8kSoYVjCxlMdBcjtXHnQe\">Dangers of contamination during rework.<\/div><div class=\"ace-line ace-line old-record-id-GTbydULYDogpwfxp3b2chlygnee\">Result: Faulty COB units are usually scrapped. Harsh testing (burn-in, AOI) is essential before encapsulation.<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/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-5174\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-5174\" 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 products are best suited to COB technology?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-5174\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-5174\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\"><div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-M9qsd9CqzowDS2x2lqOcn1e8nEg\"><div data-page-id=\"CrCXdzoh9obrmAxPAzucOyoDnD4\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-KbOmdCjUlo25IgxqaLNcVo7pn7b\"><p>A4: COB is most suitable for:<\/p><div data-page-id=\"EFFsdFpb5oTolwxZYRfceV29nHg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-S9fmd3eeCoHpQixc6aBc2e2znqb\">High-density LEDs: Lighting strips, car headlights.<\/div><div class=\"ace-line ace-line old-record-id-UOFpd1up8o49AVxZEt8cS4D3nyc\">Cost-Sensitive Electronics: Calculators, toys, sensors.<\/div><div class=\"ace-line ace-line old-record-id-BjSadn1T8olaIZx5K3yciiSbnmb\">Space-Constrained Devices: Wearables, medical implants.<\/div><div class=\"ace-line ace-line old-record-id-KLxYdK5SuoVI8rxIkWjcN5y3nvb\">Avoid: High-vibration\/harsh-environment applications unless over-molded.<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/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-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\" 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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\" 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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 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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 Chip on Board (COB) is one of the efficient printed circuit board assembly and packaging techniques since it minimizes size, reduces instances of signal loss, and improves heat dissipation. COB technology is suitable for compact and high-performance devices, changing the PCB packaging trends.In this article, ELE will take a closer look at [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":20341,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44,95],"tags":[124,233],"class_list":["post-20339","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-pcba-knowledge","tag-pcb-assembly","tag-pcb-technique"],"_links":{"self":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/20339","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=20339"}],"version-history":[{"count":53,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/20339\/revisions"}],"predecessor-version":[{"id":21574,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/20339\/revisions\/21574"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media\/20341"}],"wp:attachment":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media?parent=20339"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/categories?post=20339"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/tags?post=20339"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}