{"id":21350,"date":"2025-09-10T14:46:47","date_gmt":"2025-09-10T06:46:47","guid":{"rendered":"https:\/\/www.elepcb.com\/?p=21350"},"modified":"2025-09-10T14:46:47","modified_gmt":"2025-09-10T06:46:47","slug":"5g-circuit-board-design","status":"publish","type":"post","link":"https:\/\/www.elepcb.com\/hu\/blog\/5g-circuit-board-design\/","title":{"rendered":"5G \u00e1ramk\u00f6ri lapok: Kih\u00edv\u00e1sok, tervez\u00e9si tippek \u00e9s alkalmaz\u00e1sok"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"21350\" class=\"elementor elementor-21350\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-59efb455 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"59efb455\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-31117e29\" data-id=\"31117e29\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-34edcfc0 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"34edcfc0\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;],&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\tTable of Contents\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__34edcfc0\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-down\"><\/i><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__34edcfc0\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__34edcfc0\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-791d4b63 elementor-widget elementor-widget-text-editor\" data-id=\"791d4b63\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnzwWQ93rSlNWaDOzmxWNHbg\"><div data-page-id=\"EXgrdhT5poSlBlxgUlKcJ1OWnqd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-JlbRd4AeYoAUqoxSECIci1FNnEa\"><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-VAQ6dP1tCo437xxnSGUcUU47nkb\">The advent of 5G technology is revolutionizing how people connect, interact, and consume data. With its <span style=\"color: #008000;\">ultra-high speeds, ultra-low latency, and massive device connectivity<\/span>, 5G is making applications such as autonomous cars, industrial IoT, smart cities, and remote healthcare a reality. Behind every 5G-enabled device, however, lies an unsung hero\u2014<strong>the 5G circuit board<\/strong> <strong>(5G PCB).<\/strong><\/div><div class=\"ace-line ace-line old-record-id-Ruacdlk7xo88xdxiGBxcNvytnGd\">A 5G and other high-frequency PCB design is a whole different ball game compared to the typical low-speed boards. At these frequencies, the <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-creativity-the-electrifying-innovation-nexus-in-electronics\/\"  data-wpil-monitor-id=\"822\">PCB<\/a> itself is now part of the RF system, where trace geometry, material properties, and assembly tolerances have a direct effect on performance and functionality.<\/div><div class=\"ace-line ace-line old-record-id-DHP2dAtkKosN2yxqjTYcggHnnlh\"><strong>In this article, you will learn:<\/strong><\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-Whc3dukMhopntWxQKeVcFu23nwf\" data-list=\"bullet\"><div>Material selection guideline for<a href=\"https:\/\/www.elepcb.com\/blog\/high-frequency-pcb\/\"> high-frequency PCBs<\/a><\/div><\/li><li class=\"ace-line ace-line old-record-id-Yrd1dTUR4o1YAMxWXNycAKwjnpc\" data-list=\"bullet\"><div>How to ensure signal integrity in 5G circuit boards<\/div><\/li><li class=\"ace-line ace-line old-record-id-YSe5dkqyModcPExIlqpcX9hXnnh\" data-list=\"bullet\"><div>Strategies for effective 5G circuit board design<\/div><\/li><li class=\"ace-line ace-line old-record-id-PWFidh0N1o3RSNxkxDacQUjgntU\" data-list=\"bullet\"><div>Considerations of manufacturing 5G PCBs<\/div><\/li><\/ul><\/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-6598f962 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6598f962\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-18217549\" data-id=\"18217549\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b870758 elementor-widget elementor-widget-spacer\" data-id=\"b870758\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2b53cd9b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b53cd9b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-71908f17\" data-id=\"71908f17\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1a4fa2ec elementor-widget elementor-widget-heading\" data-id=\"1a4fa2ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>What is a 5G PCB? Is 5G Better?<\/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-a7d6279 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a7d6279\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5e05198\" data-id=\"5e05198\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-159a4dc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"159a4dc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-ea56d92\" data-id=\"ea56d92\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dd46cdf elementor-widget elementor-widget-text-editor\" data-id=\"dd46cdf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"TqxMdcUfko5oeMxtxTdc8mIan5f\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnf7BuZvPWHUC0bspgdU84Xe\"><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-C4sgdmlmLoxQgNx41rtc5DVOnjc\"><div data-page-id=\"BcFSdRB1Gol2zkxdhFscxDvAnDb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-O0HFdYO4ho52jExvAJbc8dDXnFg\"><div data-page-id=\"SnzydsWllo0bm3xovKqcokF1nHe\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"R9endOKSfohZDYxDRQXcy4SMnif\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcn3dXmgPTeT8LCl4K0ao7yIh\"><div data-page-id=\"XMaGd765qowddoxaKhBcUxbEn2g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcn0096ojmZsCCcANe5A1ypVO\"><div data-page-id=\"EZC3d1FV5o7LwoxA5rycVKednug\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnjMbtaK2pVA9QVd5GaiW1rd\"><div data-page-id=\"NRLEdDiB4om67uxCN22caz9Gn3g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcn4CITzJf2qdAXlu9dCCo1jh\"><div data-page-id=\"Mlo1dHQWRoT8Mgxnab7cKZn4nlg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnY013220Fe7mUbPEDdyOvAd\"><div data-page-id=\"Sqtwdp27oof9MJxYZSacwYrGncg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnx1sE93GlmXTOHseTdPb84e\"><div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnKu2WPt5R3EggfFSqq5korc\"><div data-page-id=\"EXgrdhT5poSlBlxgUlKcJ1OWnqd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnW2Vch2KVdf1wbpOHRF5WOh\"><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-JWVgd6KzAo3vxRxYwRBccfnonNf\">The employment of <strong>high-frequency bands (such as millimetre wave), large MIMO antennas<\/strong>, beamforming, network slicing and edge computing technologies enables 5G to achieve higher transmission rates, lower latency, and greater connection capacity. The key differences between 4G and 5G technology are briefly compared below:<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/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<div class=\"elementor-element elementor-element-31fa6d0 elementor-widget elementor-widget-text-editor\" data-id=\"31fa6d0\" 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=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\">\n<h3 class=\"heading-3 ace-line old-record-id-YQmzd2EIgo5mosxlW9McHqUwnYd\"><strong>4G vs 5G Comparison Table<\/strong><\/h3>\n<div class=\" old-record-id-WK0wdBEoaobfkgxzhpqcJDXZnBd\" data-type=\"sheet\">\n<table><colgroup> <col width=\"173\" \/> <col width=\"239\" \/> <col width=\"303\" \/><\/colgroup>\n<tbody>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff;\">Feature<\/td>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff;\">4G LTE<\/td>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff;\">5G<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Frequency Band<\/td>\n<td>1\u20132 GHz (low band)<\/td>\n<td>3.5 GHz, 28 GHz+ (including mmWave)<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Peak Speed<\/td>\n<td>~100 Mbps \u2013 1 Gbps<\/td>\n<td>~10 Gbps<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Latency<\/td>\n<td>~30\u201350 ms<\/td>\n<td>~1 ms<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Connection Density<\/td>\n<td>~100,000 devices per km\u00b2<\/td>\n<td>~1,000,000 devices per km\u00b2<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Key Technologies<\/td>\n<td>MIMO (few antennas), OFDM<\/td>\n<td>Massive MIMO, Beamforming, Network Slicing, Edge Computing<\/td>\n<\/tr>\n<tr>\n<td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Typical Applications<\/td>\n<td>Video streaming, mobile internet, social media<\/td>\n<td>Autonomous driving, IIoT, remote healthcare, AR\/VR, smart cities<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9964a97 elementor-widget elementor-widget-text-editor\" data-id=\"9964a97\" 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=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-Ma1hdEe49o9vlfxQnwPcNynRnSb\">5G circuit boards are high-frequency circuit boards that are specifically designed to process and<strong> transfer signals in high-frequency applications with little to no signal loss.<\/strong><\/div><div class=\"ace-line ace-line old-record-id-Ma1hdEe49o9vlfxQnwPcNynRnSb\">5G PCBs leverage <span style=\"color: #008000;\">high-quality materials and multilayered structures<\/span> to deliver gigahertz-level data transmission rates, as opposed to standard PCBs used in 3G or 4G equipment. 5G PCBs are the basic building block of 5G smartphones, IoT modules, communication base stations, and <a href=\"https:\/\/www.elepcb.com\/applications\/pcbs-for-automotive\/\"  data-wpil-monitor-id=\"824\">automotive<\/a> radar systems.<\/div><div class=\"ace-line ace-line old-record-id-QDw9dHkxfoJw5WxSx0jc2pabnRd\">Compared to normal low-speed design, <strong>the frequency and shielding requirements of 5G circuit boards are much higher<\/strong>, and they pose several issues and challenges. Next, ELEPCB will explore such challenges as well as solutions.<\/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-74cb495 elementor-widget elementor-widget-image\" data-id=\"74cb495\" 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=\"720\" height=\"405\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5g-high-frequency-PCB.jpg\" class=\"attachment-large size-large wp-image-21355\" alt=\"5g-high-frequency-PCB\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5g-high-frequency-PCB.jpg 720w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5g-high-frequency-PCB-300x169.jpg 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5g-high-frequency-PCB-18x10.jpg 18w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/>\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-c6f8393 elementor-widget elementor-widget-spacer\" data-id=\"c6f8393\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a33bac1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a33bac1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9d1303b\" data-id=\"9d1303b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fd39e58 elementor-widget elementor-widget-heading\" data-id=\"fd39e58\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><strong>Choosing Suitable Materials for 5G PCBs<\/strong><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d9a2987 elementor-widget elementor-widget-text-editor\" data-id=\"d9a2987\" 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=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-YZocdpxmZoGRcOxq2fJcfPRDnJg\">PCB materials are crucial for 5G and other high-frequency applications. For typical digital low-frequency designs, <a href=\"https:\/\/www.elepcb.com\/blog\/what-is-fr-4-material-in-pcb-fabrication\/\">FR-4 materials<\/a> are sufficient, but many high-frequency boards fail when using FR-4. Because FR-4 has a high <strong>dissipation factor (Df)<\/strong> that is <span style=\"color: #008000;\">not uniform across the entire panel, and with temperature.<\/span> Temperature changes affect <strong>dielectric constant (Dk)<\/strong>, which <span style=\"color: #008000;\">subsequently changes impedance and increases insertion loss during transmission <span style=\"color: #000000;\">when operating at mmWave frequencies.<\/span><\/span><\/div><div><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-IkbOdR3jMoNTWcxw4aRclkgFnFb\">5G circuit board materials should be<span style=\"color: #008000;\"> uniform, low-loss materials.<\/span> <strong>Rogers, Isola, or Taconic<\/strong> are materials especially designed for RF applications; <strong><span style=\"color: #008000;\">stable Dk and low Df (loss tangent) are uniform across frequency and temperature.<\/span> <\/strong>Thus, the signal sees the same impedance from PCB <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-layers\/\">layer to layer<\/a> and from multiple manufactured units to the same, very important for phased-array antennas, automotive radar modules, and other 5G parts.<\/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-7b1b3a2 elementor-widget elementor-widget-image\" data-id=\"7b1b3a2\" 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=\"735\" height=\"433\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/dielectric-constant-and-dissipation-factor.png\" class=\"attachment-large size-large wp-image-21352\" alt=\"dielectric-constant-and-dissipation-factor\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/dielectric-constant-and-dissipation-factor.png 735w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/dielectric-constant-and-dissipation-factor-300x177.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/dielectric-constant-and-dissipation-factor-18x12.png 18w\" sizes=\"(max-width: 735px) 100vw, 735px\" \/>\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-9700dd7 elementor-widget elementor-widget-text-editor\" data-id=\"9700dd7\" 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=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><p>However, it&#8217;s not enough just to choose the right RF material; <strong>this <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-laminate-material-process\/\"  data-wpil-monitor-id=\"825\">material needs to be processed<\/a> correctly.<\/strong> For example:<\/p><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-NTXhdrBT8osDhBxeMF2cQXUynHg\" data-list=\"bullet\"><div><strong>Different feed rates and requirements for drilling and plating<\/strong> this material can ruin the dielectric or create voids in drilled holes.<\/div><\/li><li class=\"ace-line ace-line old-record-id-OKcld4hrGoMvpvxelsIci6s9nnd\" data-list=\"bullet\"><div><strong>Copper foil roughness<\/strong> can produce different results; due to <span style=\"color: #008000;\">skin effect<\/span>, high-frequency current travels only along the conductive surface. Therefore, rough copper creates substantially more loss.<\/div><\/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-6c319e6 elementor-widget elementor-widget-text-editor\" data-id=\"6c319e6\" 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=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-G9FDdpVr2oqvagxwsi3cCs08nBh\">This is why designers need to <span style=\"color: #008000;\">work with their <a href=\"https:\/\/www.elepcb.com\/pcb-manufacturing-process-and-services\/\">PCB manufacturers<\/a> for material selection<\/span>, providing Dk\/Df needed, impedance required, and operational frequency.<\/div><div class=\"ace-line ace-line old-record-id-G9FDdpVr2oqvagxwsi3cCs08nBh\">Ideally, manufacturers can review stackups and recommend materials based on those they can produce consistently within required tolerances. Just because the design simulates perfectly does not mean it will work if the manufacturers cannot maintain dielectric <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-copper-thickness\/\">thickness<\/a> or copper roughness\/smoothness within spec.<\/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-564c19c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"564c19c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d75aa4\" data-id=\"2d75aa4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f683ff5 elementor-widget elementor-widget-spacer\" data-id=\"f683ff5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8af3ff elementor-widget elementor-widget-heading\" data-id=\"a8af3ff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Ensuring Signal Integrity and Transmission<\/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-45e10cf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"45e10cf\" 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-4624aea\" data-id=\"4624aea\" 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-a348c84 elementor-widget elementor-widget-text-editor\" data-id=\"a348c84\" 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=\"EXgrdhT5poSlBlxgUlKcJ1OWnqd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnK0y0HcrItwKcTCNxclSS1c\"><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-QRsodRp4qoqLn4xIaUmc1HjbnMd\">With 5G and mmWave, traces and vias carry signals and antennas in the<a href=\"https:\/\/www.elepcb.com\/pcb-products\/rf-pcb\/\"> RF<\/a> network. Whether you appreciate it or not, physics will. Many boards compliant with DC compliance are non-compliant with RF compliance because, at those small levels, <span style=\"color: #800000;\">even small parasitics make a big deal.<\/span><\/div><div class=\"ace-line ace-line old-record-id-YRk5dyQ6togvMGxxP3ycbRWMnDi\"><strong>Via stubs<\/strong> are one of the more common problems known. Imagine a typical plated <a href=\"https:\/\/www.elepcb.com\/blog\/what-is-through-hole-pcb\/\">through-hole via<\/a> for signals that carry high frequency. If you&#8217;re not doing anything with the excess via barrel portion left behind under the signal layer, you have a resonant stub at mmWave. This causes phase errors between your antenna elements and lost radiated power. You can <span style=\"color: #008000;\"><strong>use backdrill to remove the excess stub or make blind or <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-blind-and-buried-vias\/\">buried vias<\/a> that stop precisely where the signal layer ends.<\/strong><\/span><\/div><div class=\"ace-line ace-line old-record-id-AXfzdFsMmoSVqmxOFBxcNClMnLe\">In addition, <strong>sharp corners on traces<\/strong> are a problem. Sending a signal, making a standard <span style=\"color: #008000;\">90-degree<\/span> <span style=\"color: #008000;\">turn at 24\u201340 GHz<\/span>, is not simply making a right angle; it&#8217;s introducing parasitic capacitance and sending some of your signal back to its source. That&#8217;s why RF-compliant PCBs for high-frequency lines <span style=\"color: #008000;\"><strong>use mitered bends or smooth arcs.<\/strong><\/span><\/div><\/div><\/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-4932388 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4932388\" 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-d30768d\" data-id=\"d30768d\" 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-fa9d970 elementor-widget elementor-widget-image\" data-id=\"fa9d970\" 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=\"436\" height=\"352\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5G-pcb-issues-via-stub.png\" class=\"attachment-large size-large wp-image-21356\" alt=\"5G-pcb-issues-via-stub\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5G-pcb-issues-via-stub.png 436w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5G-pcb-issues-via-stub-300x242.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5G-pcb-issues-via-stub-15x12.png 15w\" sizes=\"(max-width: 436px) 100vw, 436px\" \/>\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-fc75fe5\" data-id=\"fc75fe5\" 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-4359b58 elementor-widget elementor-widget-image\" data-id=\"4359b58\" 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=\"485\" height=\"496\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5g-pcb-design-aviod-sharp-corner.png\" class=\"attachment-large size-large wp-image-21353\" alt=\"5g-pcb-design-aviod-sharp-corner\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5g-pcb-design-aviod-sharp-corner.png 485w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5g-pcb-design-aviod-sharp-corner-293x300.png 293w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/5g-pcb-design-aviod-sharp-corner-12x12.png 12w\" sizes=\"(max-width: 485px) 100vw, 485px\" \/>\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-2aec959 elementor-widget elementor-widget-spacer\" data-id=\"2aec959\" 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-ddf75f4 elementor-widget elementor-widget-heading\" data-id=\"ddf75f4\" 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>Optimizing 5G PCB Layout to Avoid EMI<\/strong><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-231e89e elementor-widget elementor-widget-text-editor\" data-id=\"231e89e\" 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=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-IArIdCt3yoYfFJxT8gMcauxKnah\">Once you have decided to design a 5G or high frequency project, <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-shielding-basics-to-emi-and-rfi\/\">electromagnetic interference (EMI)<\/a> and trace coupling must be taken into consideration.<\/div><div class=\"ace-line ace-line old-record-id-IArIdCt3yoYfFJxT8gMcauxKnah\">High frequencies mean smaller pieces of copper can serve as antennas to transmit or pull in noise. What is not important at 100 KHz can be a catastrophic compliance or product performance problem at 28 GHz.<\/div><div><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-I3zkdzp71oLKR1x1RGFckMucnUe\">For instance, <strong>noise leakage between the RF and digital domains<\/strong> tends to happen inherently. High-performance, high-density 5G boards use densely routed fast digital lines directly adjacent to sensitive RF paths and compartments.<\/div><div class=\"ace-line ace-line old-record-id-XA5MdSgaUoBTKHxkncHcJzrTnlc\">PCB Layout also presents a <strong>grounding<\/strong><strong> issue<\/strong>.<\/div><div class=\"ace-line ace-line old-record-id-XA5MdSgaUoBTKHxkncHcJzrTnlc\">High-frequency signals need a good, constant reference plane. If the signal&#8217;s return path is compromised, routing across split reference planes or interrupted with slots or vias, currents behave unexpectedly, leading to unwanted emissions and <a href=\"https:\/\/www.elepcb.com\/blog\/crosstalk-in-pcb\/\">crosstalk<\/a>. Unfortunately, many designers find out these problems the hard way during an imposed EMI test after failing.<\/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-24a948b elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"24a948b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"NRLEdDiB4om67uxCN22caz9Gn3g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Mlo1dHQWRoT8Mgxnab7cKZn4nlg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EXgrdhT5poSlBlxgUlKcJ1OWnqd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-ItTcdppcUoJ95TxyGUjc1JcCnrg\"><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-GLwJdI4mHon4DIx0WVWcVka4nPd\"><strong>Solutions for these <a href=\"https:\/\/www.elepcb.com\/blog\/printed-circuit-board-types-and-their-uses\/\"  data-wpil-monitor-id=\"823\">types<\/a> of problems<\/strong> <strong>would be:<\/strong><\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-H3QOdkB4RoXHGmxywrDchYTpnbH\" data-list=\"bullet\"><div>Ensure that the <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-ground-plane\/\">ground plane<\/a> is implemented under all signal traces.<\/div><\/li><li class=\"ace-line ace-line old-record-id-HYlUd9KZwoGAMUxTnrOcKMWBnLR\" data-list=\"bullet\"><div>Use<strong><a href=\"https:\/\/www.elepcb.com\/blog\/stitching-via\/\"> stitching vias<\/a> or via fences<\/strong> to surround RF sections to try to contain any escaping EMI.<\/div><\/li><li class=\"ace-line ace-line old-record-id-ANAYd86TsoiMfsx2ww1czeSOncg\" data-list=\"bullet\"><div><strong>Proper spacing<\/strong> between victim\/aggressor traces is required; mmWave permitted spacing is somewhat <strong>tighter<\/strong>.<\/div><\/li><li class=\"ace-line ace-line old-record-id-I6pHde5qMonZZlxYIfZcOC03nWb\" data-list=\"bullet\"><div>Use shielding cans or covers for antennas and RF front ends.<\/div><\/li><li class=\"ace-line ace-line old-record-id-CbzKdMwjaoxBxXxooPFc6dpInvg\" data-list=\"bullet\"><div>Determine proper layer <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/4-layer-pcb-stack-up\/\">stack-up<\/a> for reduced loop areas and improved isolation.<\/div><\/li><\/ul><\/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-5f91d11 elementor-widget elementor-widget-text-editor\" data-id=\"5f91d11\" 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=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-IJludjG8BomAjsxVIhTcqJ7EnHe\">At this frequency, EMI and crosstalk become concerns during both <a href=\"https:\/\/www.elepcb.com\/pcb-layout-design-process-and-guidelines\/\">layout<\/a> and fabrication. Only achievable results happen when isolation\/immunities are anticipated in layout, then a board is fabricated to match the simulated expectations.<\/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-65360c5 elementor-widget elementor-widget-spacer\" data-id=\"65360c5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25b1563 elementor-widget elementor-widget-heading\" data-id=\"25b1563\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><strong>Improving Thermal Management for High-Frequency PCBs<\/strong><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0ffa107 elementor-widget elementor-widget-text-editor\" data-id=\"0ffa107\" 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=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-RzIpdBUzIozNtWxYnLWcIAN7ntb\">High data rates, denser MIMO antenna arrays, and tighter integration of RF and digital components all result in very high power consumption and heat generation. Unlike low-frequency boards, 5G PCBs operate in the GHz frequency regime, where minor inefficiencies can result in extremely high thermal loads.<\/div><div class=\"ace-line ace-line old-record-id-F4evd91XdoQahExB5a5csU6Inje\">For instance, <strong>5G base station&#8217;s high-density RF power amplifiers and high-speed CPUs can create hotspots.<\/strong> Unless properly managed, these hotspots can lead to signal drift, premature component aging, or even complete equipment failure. Too much heat also alters the dielectric characteristics of <a href=\"https:\/\/www.elepcb.com\/blog\/guide-to-pcb-materials-and-features-of-fr-4-pcb-material\/\">PCB materials<\/a> and creates impedance shift and degraded <a href=\"https:\/\/www.elepcb.com\/blog\/signal-integrity-in-pcb\/\">signal integrity<\/a> at millimeter-wave frequencies.<\/div><div class=\"ace-line ace-line old-record-id-Yo0sdcsBOorNElxX7itcxohVnPc\"><strong>PCB design also creates thermal problems.<\/strong> High-density interconnects and reduced trace widths impede natural heat diffusion. Routing over multiple layers with poor copper planes has a tend to trap heat within the board.<\/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-7f064ea elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"7f064ea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"NRLEdDiB4om67uxCN22caz9Gn3g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Mlo1dHQWRoT8Mgxnab7cKZn4nlg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EXgrdhT5poSlBlxgUlKcJ1OWnqd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-ItTcdppcUoJ95TxyGUjc1JcCnrg\"><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-AcO4dppAWoFeAqxMt5ccDbFBnVb\"><strong>Solutions for these types of thermal issues would be:<\/strong><\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-QOqHdTlrWo4j3dxPgw3ciTOwnMc\" data-list=\"bullet\"><div>Ensure that <strong>copper planes<\/strong> (power and ground) are used not only for electrical performance but also as thermal spreaders.<\/div><\/li><li class=\"ace-line ace-line old-record-id-PjHodrTwZo91KKxuj2icOuhwnug\" data-list=\"bullet\"><div>Apply <strong>thermal vias<\/strong> under hot components to conduct heat into inner layers or toward heat sinks.<\/div><\/li><li class=\"ace-line ace-line old-record-id-Lz7mdfLijop0zIxYR5LcgMg4nHb\" data-list=\"bullet\"><div>Integrate <strong><a href=\"https:\/\/www.elepcb.com\/blog\/heat-sink-on-pcb\/\">heat sinks <\/a>or heat spreaders<\/strong> in high-power sections such as RF amplifiers and processors.<\/div><\/li><li class=\"ace-line ace-line old-record-id-Piqdd2z4PoRVGAxXIy7cCP8YnKc\" data-list=\"bullet\"><div>Use <strong><a href=\"https:\/\/www.elepcb.com\/blog\/high-tg-pcb\/\">high-Tg<\/a> and low-loss laminates<\/strong> that maintain stable dielectric performance under elevated temperatures.<\/div><\/li><li class=\"ace-line ace-line old-record-id-S1HKdLyh9oncGJx28lAclTmVnxf\" data-list=\"bullet\"><div>Incorporate <strong>active cooling<\/strong> strategies where necessary, including forced air or liquid cooling for base station PCBs.<\/div><\/li><li class=\"ace-line ace-line old-record-id-PoXgdcgYoo0oMExZhb9c4B0KnFf\" data-list=\"bullet\"><div>Simulate thermal behavior early in the design stage to predict hot spots and optimize <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-component-placement\/\">component placement<\/a> accordingly.<\/div><\/li><\/ul><\/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-d72297f elementor-widget elementor-widget-spacer\" data-id=\"d72297f\" 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-edd7cf7 elementor-widget elementor-widget-spacer\" data-id=\"edd7cf7\" 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-a9c55e5 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"a9c55e5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.elepcb.com\/contact-us\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get  a Quick Quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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-7ca2e9c elementor-widget elementor-widget-spacer\" data-id=\"7ca2e9c\" 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-3b3cfd9 elementor-widget elementor-widget-heading\" data-id=\"3b3cfd9\" 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>Manufacturing Challenges for High-Frequency and 5G PCBs<\/strong><\/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-144ea8a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"144ea8a\" 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-5759d27\" data-id=\"5759d27\" 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-7942317 elementor-widget elementor-widget-text-editor\" data-id=\"7942317\" 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=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-X0yedT5GxoSRg9xp4MCcdaRrnhe\">As much as there is a discussion about design challenges, there are just as many challenges when it comes to manufacturing high-frequency and 5G circuit boards. For example, many designs that seem to work well when <strong>CAD simulation<\/strong> is applied do not work in reality because the manufacturer cannot meet tolerances, material requirements, or plating needs. Thus, the following outlines the <strong>key challenges<\/strong> <strong>to consider while manufacturing a board:<\/strong><\/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-97d7902 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"97d7902\" 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-inner-column elementor-element elementor-element-f7502e3\" data-id=\"f7502e3\" 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-027c681 elementor-widget elementor-widget-text-editor\" data-id=\"027c681\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"NRLEdDiB4om67uxCN22caz9Gn3g\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Mlo1dHQWRoT8Mgxnab7cKZn4nlg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"Sqtwdp27oof9MJxYZSacwYrGncg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"EXgrdhT5poSlBlxgUlKcJ1OWnqd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><ul><li class=\"ace-line ace-line old-record-id-I49kdJctZoFfMjxBPklc0tDsn9O\"><strong>Tighter Tolerances for Stack-up Control<\/strong><\/li><\/ul><div class=\"ace-line ace-line old-record-id-IhO1dscXJoGaRAxsyNBcd5fEn8c\">At 28-40GHz, even a \u00b110\u03bcm dielectric thickness change will shift the impedance by 5-10\u03a9, enough to fail compliance.<span style=\"color: #008000;\"> The prepreg flow and lamination pressure must be controlled tightly<\/span> by the manufacturers to ensure that the dielectrics are not uneven.<\/div><ul><li class=\"ace-line ace-line old-record-id-IhO1dscXJoGaRAxsyNBcd5fEn8c\"><strong>Drilling\/Backdrilling<\/strong><\/li><\/ul><div class=\"ace-line ace-line old-record-id-F6xJdHAzmo1hF8xTrHHc1XHnnPe\">Via backdrilling removes via stubs, but if the drill depth is off by 50\u03bcm, the stub will resonate. In addition, high frequency PCBs <span style=\"color: #008000;\">require laser drilling for blind\/buried vias<\/span>, which adds cost.<\/div><ul><li class=\"ace-line ace-line old-record-id-W9DJdZ47doJGInxaxU7c1aGVncc\"><strong>Copper <\/strong><strong>Surface Roughness<\/strong><\/li><\/ul><div class=\"ace-line ace-line old-record-id-I1GhdLn89o2CSzxCelbcwMT2n5f\">Skin effect means that at mm Wave levels, the current only resides in the outer few microns of copper. Therefore, <span style=\"color: #008000;\">smooth copper<\/span> is required, like rolled copper, 1\u03bcm Ra.<\/div><ul><li class=\"ace-line ace-line old-record-id-XmMxd1n9Yo3BEMxobWxcDpnVnCh\"><strong>Assembly Challenges<\/strong><\/li><\/ul><div class=\"ace-line ace-line old-record-id-BXZmd2RI9odxy3xEuxzcEhBdnoh\">At the mmWave level, passive devices must have placement tolerance. 100\u03bcm off with misplaced capacitors can affect the power delivery network badly. Also,<a href=\"https:\/\/www.elepcb.com\/blog\/pcb-solder-mask\/\"> solder mask<\/a> control is important. Misregistration of the solder mask over microstrip lines changes the impedance; that\u2019s why some RF boards expose RF traces, and extra care is taken to avoid oxidation.<\/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\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-47af8e0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"47af8e0\" 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-a801108\" data-id=\"a801108\" 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-1a4f5f1 elementor-widget elementor-widget-spacer\" data-id=\"1a4f5f1\" 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-eedde2c elementor-widget elementor-widget-heading\" data-id=\"eedde2c\" 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>Applications of 5G Circuit Boards<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b2f52ab elementor-widget elementor-widget-text-editor\" data-id=\"b2f52ab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"Sqtwdp27oof9MJxYZSacwYrGncg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-Gwv8d6OaJosUdOxZ3zYc2JTsnEh\"><div data-page-id=\"EXgrdhT5poSlBlxgUlKcJ1OWnqd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-T6KhdujTCoLnChx2x92caeeXnbc\"><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-LGUNdJJF2o5D43xQ9hucdBNDnmg\">The advent of 5G technology has ushered in a technological revolution, with 5G circuit boards now being used across a wide range of industries.<\/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<div class=\"elementor-element elementor-element-c96cae4 elementor-widget elementor-widget-text-editor\" data-id=\"c96cae4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table><colgroup> <col width=\"139\" \/> <col width=\"292\" \/> <col width=\"305\" \/><\/colgroup><tbody><tr><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff; text-align: center;\">Application Area<\/td><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff; text-align: center;\">Examples \/ Use Cases<\/td><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #15205e; color: #ffffff; text-align: center;\">PCB Design Focus<\/td><\/tr><tr><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">5G Base Stations<\/td><td>Macro and small cell antennas<br \/>High-frequency transceivers with low-loss PCBs<\/td><td>Low-loss materials, multilayer stack-up, precise impedance control, thermal stability<\/td><\/tr><tr><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">5G Mobile Phones &amp; Wearables<\/td><td>Compact PCBs with mmWave antenna modules<br \/>High-speed streaming, gaming, AR\/VR<\/td><td>Miniaturization, <a href=\"https:\/\/www.elepcb.com\/pcb-products\/flex-pcb\/\"  data-wpil-monitor-id=\"821\">flexible PCB<\/a> options, antenna integration, power efficiency<\/td><\/tr><tr><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Automotive (V2X &amp; ADAS)<\/td><td>Vehicle-to-everything (V2X) communication<br \/>Advanced driver assistance &amp; infotainment<\/td><td>Reliability, vibration\/thermal resistance, EMI shielding, long product lifecycle<\/td><\/tr><tr><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Industrial IoT (IIoT)<\/td><td>Smart factories with ultra-reliable, low-latency communication<br \/>Machine-to-machine connectivity<\/td><td>Stable power delivery, robust ground planes, noise immunity, scalability<\/td><\/tr><tr><td style=\"white-space-collapse: preserve; border-color: #b1b7c0 #b1b7c0 #dee0e3 #dee0e3; font-size: 11pt; font-weight: bold; vertical-align: middle; word-break: break-word; overflow-wrap: break-word; background-color: #b56408; color: #ffffff;\">Healthcare<\/td><td>Remote surgery &amp; real-time medical imaging<br \/>Wearable medical monitoring devices<\/td><td>High signal integrity, biocompatibility (for weara<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4c945df elementor-widget elementor-widget-image\" data-id=\"4c945df\" 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=\"768\" height=\"1152\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/applications-of-5g-circuit-boards-768x1152.jpg\" class=\"attachment-medium_large size-medium_large wp-image-21351\" alt=\"applications-of-5g-circuit-boards\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/applications-of-5g-circuit-boards-768x1152.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/applications-of-5g-circuit-boards-200x300.jpg 200w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/applications-of-5g-circuit-boards-683x1024.jpg 683w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/applications-of-5g-circuit-boards-8x12.jpg 8w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/09\/applications-of-5g-circuit-boards.jpg 1024w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\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-688ba04c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"688ba04c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3c2fc7ea\" data-id=\"3c2fc7ea\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-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>Conclusion<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-79273b8 elementor-widget elementor-widget-text-editor\" data-id=\"79273b8\" 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=\"EXgrdhT5poSlBlxgUlKcJ1OWnqd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-doxcnuWbNlx83yMuBchlTuC2nLd\"><div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-OSjAdFiFboASlIxKzFwcKk5knsA\">A good design of 5G high-frequency circuit boards requires the <span style=\"color: #008000;\">practical implementation considerations of signal integrity, materials, EMI decoupling, and tolerances.<\/span> And problems like stubs and copper roughness, which can either make or break application performance, should be paid attention as well. High-frequency applications require good design and good manufacturing to be on the same page from day one. <span style=\"color: #000000;\"><strong>Engaging a qualified manufacturer early<\/strong><\/span> in the process will allow you to <strong><span style=\"color: #008000;\">validate your 5G <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/why-prototype-your-circuit-board-pcb-first\/\"  data-wpil-monitor-id=\"820\">PCB prototype<\/a> to ensure real-world function and compliance.<\/span><\/strong><\/div><div class=\"ace-line ace-line old-record-id-RHxVdnVSropMUmxoFZucqaPwnLh\"><a href=\"https:\/\/www.elepcb.com\/\"><strong>ELEPCB<\/strong><\/a> is <strong><span style=\"color: #008000;\">a reliable, experienced PCB manufacturer<\/span> <\/strong>supporting high-frequency and 5G projects. We understand how to choose RF materials, how to determine controlled impedance layer structures, and the sensitive processes required to successfully fabricate the latest generation boards.<\/div><div class=\"ace-line ace-line old-record-id-PYIhdbkZJoq3ksxYTYWcvyBznQc\"><em><strong><a href=\"https:\/\/www.elepcb.com\/contact-us\/\">Contact us today<\/a> to get your high-frequency PCB board for 5G technology!<\/strong><\/em><\/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-ea0db7f elementor-align-center elementor-widget elementor-widget-button\" data-id=\"ea0db7f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.elepcb.com\/contact-us\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get  a Quick Quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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-00fccbf elementor-widget elementor-widget-heading\" data-id=\"00fccbf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>FAQ<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f9f4f7b elementor-widget elementor-widget-toggle\" data-id=\"6f9f4f7b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1871\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1871\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q1: What PCB materials are recommended for high- frequency boards? <\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1871\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1871\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><p>A1: Low-loss laminates like Rogers, Taconic, or Isola with stable Dk and Df with frequency and temperature. FR-4 is typically too lossy for high frequencies.<\/p><\/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-1872\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1872\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q2: What are the key considerations for antenna design on 5G PCBs?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1872\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1872\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-BWQ0dJKPTovPhYx6XTfc9xMAngc\"><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-ZGjidQpZuouEMuxnruBcR4Ujndg\">A2: Antenna performance is critical in 5G PCB design because high-frequency signals are more susceptible to interference. Key considerations include:<div data-page-id=\"L6bLdyn2RodF8rxv1Ybcju0fnLs\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><ol class=\"list-number1\" start=\"1\"><li class=\"ace-line ace-line old-record-id-TluSdkWGcoWgifx8c7icpGY1nhf\" data-list=\"number\"><div><strong>Frequency Band<\/strong><strong> Matching:<\/strong> 5G operates on different bands, such as mmWave and sub-6GHz, so antennas must be optimized for the target frequency.<\/div><\/li><li class=\"ace-line ace-line old-record-id-Ii4zdeDbqolreIxr5bScgx5znn3\" data-list=\"number\"><div><strong>Size and Layout:<\/strong> High-frequency antennas are typically small, requiring careful placement to minimize interference with other components.<\/div><\/li><li class=\"ace-line ace-line old-record-id-B0Ywdrj87ozJNcxofnvcayTvnhf\" data-list=\"number\"><div><strong>Impedance Matching:<\/strong> Proper impedance matching maximizes signal transmission efficiency and reduces reflection losses.<\/div><\/li><li class=\"ace-line ace-line old-record-id-MkZedGAn1oAZPSx4ElFcDWaqnqd\" data-list=\"number\"><div><strong>MIMO Technology:<\/strong> 5G often uses Multiple-Input Multiple-Output (MIMO) technology, so antennas must be spaced appropriately to avoid signal coupling.<\/div><\/li><li class=\"ace-line ace-line old-record-id-HaPKd3bL1o1e7ixqksncduRjnch\" data-list=\"number\"><div><strong>EMI<\/strong><strong>\/<\/strong><strong>EMC<\/strong><strong> Considerations:<\/strong> High-frequency signals can generate electromagnetic interference, so antenna design should work in coordination with ground planes and shielding.<\/div><\/li><\/ol><\/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-1873\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1873\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q3: When should one use backdrilling?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1873\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1873\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><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\">A3: Any time they are unused via stubs on high-speed layers or RF layers. This will help you prevent stub resonance, which creates reflections and phase problems.<\/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-1874\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-1874\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q4: Does back drilling increase my PCB cost?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1874\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-1874\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><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\"><p>A4: Yes. It increases due to there being an additional drilling operation; however, it&#8217;s cheaper than using blind or buried vias but provides the same electrical benefits as if they were used. Always refer to your manufacturer for the controlled-impedance guidelines and isolation.<\/p><\/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-1875\" class=\"elementor-tab-title\" data-tab=\"5\" role=\"button\" aria-controls=\"elementor-tab-content-1875\" 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\">Q5: Does solder mask affect high-frequency signals?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1875\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"region\" aria-labelledby=\"elementor-tab-title-1875\"><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\"><p>A5: Yes. The solder mask changes the effective dielectric constant (Dk) of what&#8217;s around your traces. Some RF designs leave certain important RF traces bare to ensure their impedance.<\/p><\/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 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846px;\" role=\"status\" aria-live=\"polite\" aria-atomic=\"true\">\u00a0<\/p><\/div><form id=\"cf7-form-5\" class=\"wpcf7-form init cf7mls-no-scroll cf7mls-no-moving-animation\" style=\"position: relative; overflow: hidden;\" action=\"https:\/\/www.mclpcb.com\/capabilities\/#wpcf7-f5-p60-o1\" method=\"post\" novalidate=\"novalidate\" data-status=\"init\" data-fx-id=\"1587946425258918\"><div class=\"contact-inner\" style=\"max-width: 846px; margin: 0px auto;\"><p style=\"font-size: 15px; line-height: 1.58em; margin-right: auto; margin-bottom: 0px; margin-left: auto; padding: 25px 0px 15px; text-align: center; max-width: 846px;\">We provide technical expertise form prototype through production, increasing speed to market by 20%.<\/p><p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Contact us below to start discussing your project with our Technical Experts today.<\/p><p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Whether you already have 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Address\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[message]\" id=\"form-field-message\" class=\"elementor-field elementor-size-sm  elementor-field-textual\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-tel elementor-field-group elementor-column elementor-field-group-field_373bda7 elementor-col-50\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_373bda7\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tPhone Number\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input size=\"1\" type=\"tel\" name=\"form_fields[field_373bda7]\" id=\"form-field-field_373bda7\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" pattern=\"[0-9()#&amp;+*-=.]+\" title=\"Csak a sz\u00e1mok \u00e9s telefonkarakterek (#, -, * stb.) fogadhat\u00f3k el.\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-checkbox elementor-field-group elementor-column elementor-field-group-field_c168eb1 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_c168eb1\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tI am interested in (select all that apply)\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<div class=\"elementor-field-subgroup  elementor-subgroup-inline\"><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Rigid PCBs\" id=\"form-field-field_c168eb1-0\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-0\">Rigid PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Flexible Printed Circuit Boards\" id=\"form-field-field_c168eb1-1\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-1\">Flexible Printed Circuit Boards<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Flexible Aluminum PCBs\" id=\"form-field-field_c168eb1-2\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-2\">Flexible Aluminum PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Flexible PCB Microcircuits\" id=\"form-field-field_c168eb1-3\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-3\">Flexible PCB Microcircuits<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Ultra-Thin Flexible PCBs\" id=\"form-field-field_c168eb1-4\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-4\">Ultra-Thin Flexible PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Rigid-Flex\" id=\"form-field-field_c168eb1-5\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-5\">Rigid-Flex<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Ceramic Printed Circuit Boards\" id=\"form-field-field_c168eb1-6\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-6\">Ceramic Printed Circuit Boards<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Aluminum Printed Circuit Boards\" id=\"form-field-field_c168eb1-7\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-7\">Aluminum Printed Circuit Boards<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Copper Core\" id=\"form-field-field_c168eb1-8\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-8\">Copper Core<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"IC Substrates &amp; Interposer\" id=\"form-field-field_c168eb1-9\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-9\">IC Substrates & Interposer<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"High TG PCBs\" id=\"form-field-field_c168eb1-10\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-10\">High TG PCBs<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Heavy Copper\" id=\"form-field-field_c168eb1-11\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-11\">Heavy Copper<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"PCB Assembly\" id=\"form-field-field_c168eb1-12\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-12\">PCB Assembly<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Components Sourcing\" id=\"form-field-field_c168eb1-13\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-13\">Components Sourcing<\/label><\/span><span class=\"elementor-field-option\"><input type=\"checkbox\" value=\"Other\" id=\"form-field-field_c168eb1-14\" name=\"form_fields[field_c168eb1][]\"> <label for=\"form-field-field_c168eb1-14\">Other<\/label><\/span><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-upload elementor-field-group elementor-column elementor-field-group-field_2cea676 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_2cea676\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tUpload Your Files (Optional)\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t<input type=\"file\" name=\"form_fields[field_2cea676]\" id=\"form-field-field_2cea676\" class=\"elementor-field elementor-size-sm  elementor-upload-field\">\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-field_9ceb2c8 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_9ceb2c8\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tMessage\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[field_9ceb2c8]\" id=\"form-field-field_9ceb2c8\" rows=\"4\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-100 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Submit<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-123957a9\" data-id=\"123957a9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Table of Contents The advent of 5G technology is revolutionizing how people connect, interact, and consume data. With its ultra-high speeds, ultra-low latency, and massive device connectivity, 5G is making applications such as autonomous cars, industrial IoT, smart cities, and remote healthcare a reality. Behind every 5G-enabled device, however, lies an unsung hero\u2014the 5G circuit [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":21354,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[134,129],"class_list":["post-21350","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-pcb-design","tag-pcb-manufacturing"],"_links":{"self":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/21350","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=21350"}],"version-history":[{"count":29,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/21350\/revisions"}],"predecessor-version":[{"id":21732,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/21350\/revisions\/21732"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media\/21354"}],"wp:attachment":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media?parent=21350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/categories?post=21350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/tags?post=21350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}