{"id":21782,"date":"2025-12-23T17:04:22","date_gmt":"2025-12-23T09:04:22","guid":{"rendered":"https:\/\/www.elepcb.com\/?p=21782"},"modified":"2025-12-23T17:04:22","modified_gmt":"2025-12-23T09:04:22","slug":"pcb-thermal-relief","status":"publish","type":"post","link":"https:\/\/www.elepcb.com\/hu\/blog\/pcb-thermal-relief\/","title":{"rendered":"PCB h\u0151elvezet\u0151 kialak\u00edt\u00e1s: p\u00e1rn\u00e1k, k\u00fcll\u0151k \u00e9s bev\u00e1lt gyakorlatok"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"21782\" class=\"elementor elementor-21782\" 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=\"Tartalomjegyz\u00e9k megnyit\u00e1sa\"><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=\"Tartalomjegyz\u00e9k bez\u00e1r\u00e1sa\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__34edcfc0\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-791d4b63 elementor-widget elementor-widget-text-editor\" data-id=\"791d4b63\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"MMJ3dYqfMo488CxSgojc9hJ2nxR\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnzwWQ93rSlNWaDOzmxWNHbg\">\n<div data-page-id=\"SN2QdUsRfo9ptVxuu01cmMU6nCK\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"PjvLdozttokd6JxbqMlck9o0ngg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnD6GQVSvuMfvrKwaFEBoavd\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-WPYWdY2xOo66vWxlZDUchLMWnCc\">\n<div data-page-id=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-Qi4JdNEs7ooXzexWItFcKPLMnwe\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcngYZVqZDy4LgfSfF8s5haeh\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnjtx7NbCQ1Ki4arDshpR2Uc\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnjtx7NbCQ1Ki4arDshpR2Uc\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-TRkadMuXIoQixpxQZUUcBYTbnmg\">In <a href=\"https:\/\/www.elepcb.com\/pcb-layout-design-process-and-guidelines\/\">PCB design<\/a>, effective thermal management is essential for achieving reliable performance. Thermal reliefs are specialized structures used in PCB design to address <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-thermal-management\/\">heat dissipation<\/a> issues when component leads connect to large copper areas, typically ground or power planes.<\/div>\n<div class=\"ace-line ace-line old-record-id-Ulfsdb5itokJ7jxdQQnctrOjnQg\">This guide provides a detailed explanation of the function and design techniques of thermal reliefs to help you further improve your skills in PCB heat dissipation. <a href=\"https:\/\/www.elepcb.com\/\"><strong>ELE PCB<\/strong><\/a> also offers high-performance PCB design, <a href=\"https:\/\/www.elepcb.com\/pcb-manufacturing-process-and-services\/\">manufacturing<\/a> and <a href=\"https:\/\/www.elepcb.com\/pcb-assembly-process-and-services\/\">assembly services<\/a>. So, if you&#8217;ve got any questions, just give us a shout!<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<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 PCB Thermal Relief?<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1ed85fa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1ed85fa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-921a683\" data-id=\"921a683\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2094965 elementor-widget elementor-widget-text-editor\" data-id=\"2094965\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"PjvLdozttokd6JxbqMlck9o0ngg\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn9rWBNE0z7cGNNkCj3Vewue\">\n<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-CUrldvH4lo98zkxV4rhcyjfHnWg\">\n<div data-page-id=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-IZV1dOfeRov4Ffx357rcuRf1nIg\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn1sFD6Cz2Gf5Xv3S33USQLb\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnKOdPQO42f3n7IOrCrWi2Fc\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn3f9pSZlIn9QMW5ydGoKIKg\">Thermal relief refers to a series of copper connections that connect a PCB pad to the rest of the copper pour\/copper plane. Instead of an exposed pad soldered onto a large copper-area-connected pad, their thin traces (typically in the shape of a cross or star, as shown) allow for controlled heat transfer at a smaller area.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0584293 elementor-widget elementor-widget-image\" data-id=\"0584293\" 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=\"522\" height=\"327\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/Thermal-relief.png\" class=\"attachment-large size-large wp-image-21785\" alt=\"\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/Thermal-relief.png 522w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/Thermal-relief-300x188.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/Thermal-relief-18x12.png 18w\" sizes=\"(max-width: 522px) 100vw, 522px\">\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-0bf8916 elementor-widget elementor-widget-text-editor\" data-id=\"0bf8916\" 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=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcndq51xZjPYJR6OSKqGEgytc\"><strong>Why Thermal Relief is Important<\/strong><\/h3>\n<div class=\"ace-line ace-line old-record-id-LKoldlDvBoaACCxvd5OcOrXGnPc\">Essentially, thermal relief regulates heat dissipation. If one connected their pad directly to a copper plane, the heat would&#8217;ve spread throughout the entire plane too quickly. This will cause the heat to dissipate rapidly, meaning that the solder will not reach the required melting temperature. However, with thermal relief, there is sufficient and localized heat generation at the pad, creating even and reliable solder connections.<\/div>\n<div class=\"ace-line ace-line old-record-id-SSoLdXiH7om9QhxCYdncJDG7n5d\">Furthermore, it also prevents manufacturing errors by exposing PCB pads to the proper amount of temperature over time or having different parts of the board at too different temperatures (<a href=\"https:\/\/www.elepcb.com\/blog\/cold-solder-joint\/\">cold joints<\/a>, delamination).<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0d321a7 elementor-widget elementor-widget-text-editor\" data-id=\"0d321a7\" 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=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-doxcnmJGl2f7wIiHSouUjxtDhzc\" data-list=\"bullet\">\n<div><strong>Control of heat:<\/strong> Thermal relief adds a level of resistance that controls how quickly it travels and allows for hot enough pads and even soldering.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-doxcnrR6D2xpVA5ghQWw572Q7pG\" data-list=\"bullet\">\n<div><strong>Save mass production time: <\/strong>The more consistent the soldering behavior across pads, the more repeatable the process will be, allowing for reduced defects and time and ongoing stable machine profiling for wave or <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-reflow-soldering\/\">reflow<\/a> systems.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-doxcn1TrGVl8XSF2Lc6mKoPUSLc\" data-list=\"bullet\">\n<div><strong>Solder joint reliability:<\/strong> Thermal cycling fatigue decreases upon equal distribution of soldering, which means that the mechanical strength of solder is integrated over time, making this a reliable solution for consistently harsh environments.<\/div>\n<\/li>\n<\/ul>\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-0c8f480 elementor-widget elementor-widget-heading\" data-id=\"0c8f480\" 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>Thermal Relif Pads vs Solid Connection Pads<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba573af elementor-widget elementor-widget-image\" data-id=\"ba573af\" 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=\"450\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/Thermal-Relif-Pads-vs-Solid-Connection-Pads.png\" class=\"attachment-large size-large wp-image-21784\" alt=\"Thermal Relif Pads vs Solid Connection Pads\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/Thermal-Relif-Pads-vs-Solid-Connection-Pads.png 890w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/Thermal-Relif-Pads-vs-Solid-Connection-Pads-300x169.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/Thermal-Relif-Pads-vs-Solid-Connection-Pads-768x432.png 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/Thermal-Relif-Pads-vs-Solid-Connection-Pads-18x10.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-8dc7d95 elementor-widget elementor-widget-text-editor\" data-id=\"8dc7d95\" 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=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<p class=\"heading-2 ace-line old-record-id-MtZ5dHn6soyY8wx0Juic6VXBnQd\"><strong style=\"font-size: 16px;\">Thermal relief pads<\/strong><span style=\"font-size: 16px;\"> refer to a connection where the pad is connected to the copper pour through narrow copper foil channels in four directions. Even heating during soldering makes it easy to solder and disassemble manually. This reduces stress and the risk of pad detachment.<\/span><\/p>\n<\/div>\n<div class=\"ace-line ace-line old-record-id-doxcnADinT5KsaxJ75jM6ufGMif\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-LjI8dWKLJoZeq3xIE2BccQE5ngd\"><strong>Solid connection pads<\/strong> refer to a connection where the pad is fully covered by copper foil, forming a complete 360\u00b0 surround connection. Their high current-carrying capacity makes them right for high-current and<a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/high-power-pcb\/\"> high-power<\/a> applications.<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0f1cc31 elementor-widget elementor-widget-text-editor\" data-id=\"0f1cc31\" 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=\"135\" \/><col width=\"134\" \/><col width=\"261\" \/><\/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;\"><strong>Scenario<\/strong><\/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;\">Recommended Design<\/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;\">Reason<\/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;\">Hand soldering<\/td>\n<td>Thermal relief<\/td>\n<td>Reduces heat dissipation, allowing the solder joint to reach melting temperature more quickly.<\/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;\">High-current or high heat dissipation applications<\/td>\n<td>Solid connection<\/td>\n<td>Increases current-carrying capacity, but soldering difficulty and cold joint risk should be considered.<\/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;\">High-frequency signal circuits<\/td>\n<td>Prefer thermal relief<\/td>\n<td>Reduces the impact of parasitic capacitance on signal integrity.<\/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;\">Wave soldering<\/td>\n<td>Strongly recommend thermal relief<\/td>\n<td>Prevents PCB substrate warping caused by localized high temperatures.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a33bac1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a33bac1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9d1303b\" data-id=\"9d1303b\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c01d68b elementor-widget elementor-widget-spacer\" data-id=\"c01d68b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-423dd15 elementor-widget elementor-widget-heading\" data-id=\"423dd15\" 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>When to Use Thermal Reliefs<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e66416d elementor-widget elementor-widget-text-editor\" data-id=\"e66416d\" 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=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnOOtG6jVJVpZqYJT0WNUEiS\">Thermal reliefs are used where copper interconnections may cause excessive thermal dissipation during soldering. As mentioned earlier, this may cause even reflow, consistent solder fills, and maintain stability throughout the process. Yet they are not always used exclusively and depend on electrical and thermal needs.<\/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-6b9f056 elementor-widget elementor-widget-text-editor\" data-id=\"6b9f056\" 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=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcn6Ow3qIImoN5K4iF6YB2GLh\"><strong>Through-Hole Components<\/strong><\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnGcTDjoNCjgBc6VVIWQk3og\"><a href=\"https:\/\/www.elepcb.com\/blog\/what-is-through-hole-pcb\/\">Through-hole<\/a> pads that connect to ground or power planes need thermal relief to avoid heat sinking during wave or manual soldering. Spoke connections enable even solder fill and ensure intermetallic connections.<\/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-8fa30cf elementor-widget elementor-widget-text-editor\" data-id=\"8fa30cf\" 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=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcnZmUz3wikTBHswHxlXShrx9\"><strong>Large Copper Areas and Planes<\/strong><\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnZSfmH0pu96kxnLluV176ce\">Copper pours and planes require thermal relief since it minimizes the copper mass attempting to pull heat away from subsequent solder joints. This will ensure those connections do not become cold solder joints after working with a large mass of copper.<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-94321af elementor-widget elementor-widget-text-editor\" data-id=\"94321af\" 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=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcnkLqDiGrH6dcNTqijL5fBKF\"><strong>Multilayer and HDI Boards<\/strong><\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnhIIbjC3tkeBH2uYk7bOLnd\">Since the increase in thermal mass adds soldering difficulty for outer-layer connections, these boards will always benefit from thermal reliefs. Using thermal relief, one can effectively heat through various layers of copper to ensure appropriate melting and workability.<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba4bbb2 elementor-widget elementor-widget-text-editor\" data-id=\"ba4bbb2\" 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=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcn5ApMEqcGfrFwT5eKFefq8c\"><strong>High Current Paths<\/strong><\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnsEcyVYjYPGIQX2idITBHTc\">Power traces will use solid connection vias under large heat-dissipating components. Additionally, high-current nets will favor solid copper connectivity as these connections dissipate heat and need strong conductivity.<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2c09ec5 elementor-widget elementor-widget-text-editor\" data-id=\"2c09ec5\" 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=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnVjCzj6tkdxJIOPKKcYBYIb\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnbn6mHjTelMtiM0QGGKmxUd\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-RY6gd7DdToar4ExE9qlcB7VsnEf\"><strong>When is it inappropriate to use thermal reliefs?<\/strong><\/h3>\n<ul>\n<li class=\"ace-line ace-line old-record-id-WT4pdA5J4o3Fa3x9FmDcLZNdn4c\"><strong>High-power components: <\/strong>Devices that require effective heat dissipation, such as power modules and power MOSFETs, often use full connections to improve thermal conductivity. In the diagram below, using thermal reliefs would reduce the overall current-carrying capacity.<\/li>\n<li class=\"ace-line ace-line old-record-id-WRm4dtgEUoNRnbxJiQgcrxgonrg\"><strong>High-frequency signal <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-ground-plane\/\">ground plane<\/a>:<\/strong> Certain RF circuits require low-impedance grounding, necessitating direct, full connections of copper foil.<\/li>\n<li class=\"ace-line ace-line old-record-id-HuG7dRp8moHUAaxfwKrcjZLGnCf\"><strong>Test pads\/mounting holes: <\/strong>Mechanical mounting holes or test pads are usually fully connected to ensure stability.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cb39f80 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cb39f80\" 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-03894e7\" data-id=\"03894e7\" 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-d7c07a3 elementor-widget elementor-widget-spacer\" data-id=\"d7c07a3\" 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-d6ec1e0 elementor-widget elementor-widget-heading\" data-id=\"d6ec1e0\" 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>PCB Thermal Relief Design Considerations<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20fe488 elementor-widget elementor-widget-image\" data-id=\"20fe488\" 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=\"345\" height=\"315\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/thermal-relief-design.png\" class=\"attachment-large size-large wp-image-21783\" alt=\"\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/thermal-relief-design.png 345w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/thermal-relief-design-300x274.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2025\/12\/thermal-relief-design-13x12.png 13w\" sizes=\"(max-width: 345px) 100vw, 345px\">\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-a4b41b8 elementor-widget elementor-widget-text-editor\" data-id=\"a4b41b8\" 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=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnS4ueh3J050UkywlBcY8znd\">The following points should be considered when designing thermal relief pads on PCBs:<\/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-89d8a91 elementor-widget elementor-widget-text-editor\" data-id=\"89d8a91\" 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=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnVjCzj6tkdxJIOPKKcYBYIb\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnbn6mHjTelMtiM0QGGKmxUd\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcnGEWuSQWonwk9YZeorMgQvd\"><strong>Width of Spokes and Number of Spokes<\/strong><\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnq6BfhzGiyP48kxubbmf3r0\">The shape, width, and quantity of spokes impact how much heat is transmitted during soldering and how much current the spokes can carry in operation.<\/div>\n<div class=\"ace-line ace-line old-record-id-V1aHdWwqwotcdWxlV7YcVshXnvF\">In general, a pad is relieved 2 to 4 spokes from the pad to the plane; smaller spokes (0.2\u20130.3 mm) for thermal\/electrical disassociation are recommended for small signal pads, while larger spokes (0.4\u20130.6 mm) are recommended for higher current flow needs for power nets.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-61a3fe4 elementor-widget elementor-widget-text-editor\" data-id=\"61a3fe4\" 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=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnVjCzj6tkdxJIOPKKcYBYIb\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnbn6mHjTelMtiM0QGGKmxUd\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-2 ace-line old-record-id-doxcnSgBxL8u1Ayh4vRfo0VdLSd\"><strong>Clearance to Copper Plane<\/strong><\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnfE2nhhKI5wrwc1gEgK7Dgh\">In order to avoid solder bridging, there&#8217;s a clearance that&#8217;s necessary for copper above as well. For typical FR-4 panels, the clearance is 0.25\u20130.4 mm for pads, with no <a href=\"https:\/\/www.elepcb.com\/blog\/copper-clad-laminate\/\">copper planes<\/a> surrounding it, as expected in typical copper weights. This number may increase slightly with higher weights, as there needs to be more clearance to control consistent resistance to heat.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9169cac elementor-widget elementor-widget-text-editor\" data-id=\"9169cac\" 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=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnVjCzj6tkdxJIOPKKcYBYIb\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnbn6mHjTelMtiM0QGGKmxUd\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcnuuIU8B06dANkVhvYgiDD8g\"><strong>Pad Surface Area and Thickness of Copper<\/strong><\/h3>\n<\/div>\n<div class=\"ace-line ace-line old-record-id-doxcnq6BfhzGiyP48kxubbmf3r0\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnYTFqOvKfu9MbMD3bkpiOKc\">The thicker the copper, the faster it absorbs heat. Boards using 2 oz or greater copper, this is where patterned types should be wider reliefs or substituted in the same relief quality as thinner copper. This goes for larger pads as well because bigger masses will not absorb temperatures the same way.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e92bc1 elementor-widget elementor-widget-text-editor\" data-id=\"4e92bc1\" 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=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnVjCzj6tkdxJIOPKKcYBYIb\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnbn6mHjTelMtiM0QGGKmxUd\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcneXPMqYNoZLxSCMCqZgCvrf\"><strong>Nets with High Current<\/strong><\/h3>\n<\/div>\n<div class=\"ace-line ace-line old-record-id-doxcnq6BfhzGiyP48kxubbmf3r0\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnfb0PtxLjvacFrKvAOu0BYg\">Power\/ground connections needing a lot of current require a thermal relief; exposed seams would work best or partially filled, so proper solderability generates successful current-carrying components.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de0d4f9 elementor-widget elementor-widget-text-editor\" data-id=\"de0d4f9\" 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=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnVjCzj6tkdxJIOPKKcYBYIb\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnbn6mHjTelMtiM0QGGKmxUd\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-doxcnnzbq4QkvNXN98RGkC7jFRh\"><strong>Check With DFM and Simulation<\/strong><\/h3>\n<div class=\"ace-line ace-line old-record-id-doxcnTvOaP8XS56V3mzpfkYmAbf\">It&#8217;s always good to check with <a href=\"https:\/\/www.elepcb.com\/blog\/what-is-pcb-dfm-check\/\">DFM<\/a> clearances and thermal simulation tools when in doubt. These help form an easy path of soldering from the pad to see its successful probability. The success depends on how copper is used and how many pads are on the board.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e038eb7 elementor-widget elementor-widget-spacer\" data-id=\"e038eb7\" 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-a7d6279 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a7d6279\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5e05198\" data-id=\"5e05198\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3ea3dfb elementor-widget elementor-widget-heading\" data-id=\"3ea3dfb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><strong>Thermal Management Methods Comparison <\/strong><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2582d42 elementor-widget elementor-widget-text-editor\" data-id=\"2582d42\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-page-id=\"IvVMdpqGXoW5mAx2lnEcTBVanze\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnTlK6U600eYqHBn2DVDHiBh\">\n<div data-page-id=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-HjjDdeEfGopFf2x76yZc3vLFnWd\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-EV6OdptWRoDrS5xrxexcVrkLnHd\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcn7Xte6fhX9TZLibWHE8vtWb\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnOFFjUmuwitLjUo53pQIhsb\">Different thermal management methods are used for different functions. Below are the most commonly used methods for thermal management purposes and when to use.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69271eb elementor-widget elementor-widget-text-editor\" data-id=\"69271eb\" 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=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\">\n<div>\n<table class=\"ace-table\" data-ace-table-col-widths=\"127;360;412\"><colgroup><col width=\"127\" \/><col width=\"360\" \/><col width=\"412\" \/><\/colgroup>\n<tbody>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnPY21rvvVk8UeFSI5UZC9Kg\"><strong>Method<\/strong><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnpwAAdRsGQq7BU4b4zytkhd\"><strong>Purpose<\/strong><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnhZ0RepDScceBYpp6RD1MZg\"><strong>When to Use<\/strong><\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnqhXYzXpmyRzIt7LpQvObib\">Thermal Relief<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnhTGPXSh3PLEHr13776pm0e\">Avoids soldering heat conduction between the pad hole and the copper plane.<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnaonGeCBk1y7N8bj4gWi4Kd\">Requirement for soldering pads connected to components that should retain temperature but need acceptable connections.<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnet1VaVYbO5MmxglE6g1MNb\">Thermal Vias<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcn4lZDrc8zRvJ4IPXT8gu8sc\">Dissipates heat vertically through PCB <a href=\"https:\/\/www.elepcb.com\/pcb-products\/mcpcb\/\">layers.<\/a><\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcn6H6U9UiP11L65QbieqSxVg\">Where localized heat is generated. Under power switches, regulators, or under BGA components.<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnRjjqfHayRPORoYTtaPoCyg\">Copper Pours and Planes<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcn6c1v9PablE2K4vVWRjLxuf\">Allows heat to dissipate from one spot on the surface of the PCB.<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnjtKWZ5s0UT1pUk9ZOiZE9v\">Where power is distributed or where high current areas exceed maximum delta temperature rise tolerances.<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnCwS5Vfsi4YHBxblptA1cib\">Heat Sinks<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcn5jIuEM0mnQsInL3n00cJ5X\">Transfers heat away with an aluminum or copper substrate for better conduction.<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnEWPLtXNqsnOOsghz2NKOhe\">With high power dissipation ICs, such as linear regulators or switching devices.<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnnrlntp58HW0WuFQ0rrM5ve\"><a href=\"https:\/\/www.elepcb.com\/pcb-products\/mcpcb\/\">Metal Core PCB<\/a> (MCPCB)<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnNqZch18tNpuNxjiGFEscWe\">Board stack-up changed from <a href=\"https:\/\/www.elepcb.com\/blog\/what-is-fr-4-material-in-pcb-fabrication\/\">FR4<\/a> core boards, the core is changed to aluminum or conductive material to dissipate excessive heat by conduction.<\/div>\n<\/td>\n<td colspan=\"1\" rowspan=\"1\">\n<div class=\"ace-line ace-line old-record-id-doxcnrhSF1cYpKgZQANdwXkXXcf\">For<a href=\"https:\/\/www.elepcb.com\/pcb-products\/led-pcb-board\/\"> LED<\/a> lighting and automotive applications, which need a good thermal spread.<\/div>\n<\/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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2111e52e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2111e52e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-668b01c0\" data-id=\"668b01c0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d24bc64 elementor-widget elementor-widget-spacer\" data-id=\"d24bc64\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-37342720 elementor-widget elementor-widget-heading\" data-id=\"37342720\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>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-e7e1977 elementor-widget elementor-widget-text-editor\" data-id=\"e7e1977\" 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=\"A5AldwZDtoPcSgxUuyfcA5WRnNf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-CfRodbvorozSB9xLeescRYHrnBb\">\n<div data-page-id=\"W0NLdprAJoBJO7xxJjWcKNxVneb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnMABE7jR21se56ufMJP19eg\">\n<div data-page-id=\"J2QMdavk0oD5sPxTbU8cEnVUnzd\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnWOgT3vIIkNjfZkASrlkBSG\">\n<div data-page-id=\"DFOfdWaHroRYmVxVW0acvcpVn7d\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-doxcnAJ5JwvKY8k3voqlXgZf03d\">The primary function of PCB thermal reliefs is to strike a balance between welding reliability, mechanical strength and electrical performance. By making targeted design adjustments, such as modifying the width and quantity of connection lines, these PCB pads can meet the requirements of a variety of applications, serving as a crucial optimisation tool for PCB engineers.<\/div>\n<div class=\"ace-line ace-line old-record-id-doxcn0hsdCrPSLwIP4Ey9EaY6Zf\"><strong>ELEPCB<\/strong> knows the difference between good and bad thermal reliefs and employs DFM factors to make sure that even the most complex of stack-up or copper percentages allow boards to possess the proper solderability and stability.<\/div>\n<div class=\"ace-line ace-line old-record-id-doxcnp4cXinT62jSBkpyvi4DB2g\">For <span style=\"color: #008000;\"><em><strong>professional PCB manufacturing and assembly<\/strong><\/em><\/span>, <a href=\"https:\/\/www.elepcb.com\/contact-us\/\"><em><strong>contact us<\/strong><\/em><\/a>. Your PCB will be created based on your thermal relief needs and performance specifications.<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22189ec elementor-widget elementor-widget-spacer\" data-id=\"22189ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-688ba04c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"688ba04c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3c2fc7ea\" data-id=\"3c2fc7ea\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-00fccbf elementor-widget elementor-widget-heading\" data-id=\"00fccbf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>FAQs<\/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: Does every pad need thermal relief?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1871\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1871\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<p>A1: No. Only pads connecting to large areas of copper, like ground\/power planes, need it. There are solid connections for signal pads or high-current vias.<\/p>\n<\/div>\n<\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1872\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1872\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q2: What's a good number of spokes for thermal relief?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1872\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1872\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-BWQ0dJKPTovPhYx6XTfc9xMAngc\">\n<div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-ZGjidQpZuouEMuxnruBcR4Ujndg\">\n<p>A2: 2 to 4 spokes in a symmetrical arrangement are sufficient to not overly change the thermal path while still providing suitable mechanical stability.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1873\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1873\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q3: Can thermal relief affect performance?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1873\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1873\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\">\n<div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\">A3: Yes. If the spokes are too small\/narrow or if there aren&#8217;t enough, the resistance becomes too high and causes a voltage drop. There must be a compromise between creating thermal relief and maintaining electrical connections.<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1874\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-1874\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Q4: What's the deal with copper thickness?<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1874\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-1874\"><div data-page-id=\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\">\n<div data-page-id=\"PzvadCyLxoGC6axfsi0cBB2BnWf\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\">A4: Copper thickness means faster conduction, and therefore wider spokes or more spokes might help in solderability\/circulation needs and current capabilities.<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Q1: Does every pad need thermal relief?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<div data-page-id=\\\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\\\" data-lark-html-role=\\\"root\\\" data-docx-has-block-data=\\\"false\\\">\\n<div data-page-id=\\\"PzvadCyLxoGC6axfsi0cBB2BnWf\\\" data-lark-html-role=\\\"root\\\" data-docx-has-block-data=\\\"false\\\">\\n<p>A1: No. Only pads connecting to large areas of copper, like ground\\\/power planes, need it. There are solid connections for signal pads or high-current vias.<\\\/p>\\n<\\\/div>\\n<\\\/div>\"}},{\"@type\":\"Question\",\"name\":\"Q2: What's a good number of spokes for thermal relief?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<div data-page-id=\\\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\\\" data-lark-html-role=\\\"root\\\" data-docx-has-block-data=\\\"false\\\">\\n<div class=\\\"ace-line ace-line old-record-id-BWQ0dJKPTovPhYx6XTfc9xMAngc\\\">\\n<div data-page-id=\\\"PzvadCyLxoGC6axfsi0cBB2BnWf\\\" data-lark-html-role=\\\"root\\\" data-docx-has-block-data=\\\"false\\\">\\n<div class=\\\"ace-line ace-line old-record-id-ZGjidQpZuouEMuxnruBcR4Ujndg\\\">\\n<p>A2: 2 to 4 spokes in a symmetrical arrangement are sufficient to not overly change the thermal path while still providing suitable mechanical stability.<\\\/p>\\n<\\\/div>\\n<\\\/div>\\n<\\\/div>\\n<\\\/div>\"}},{\"@type\":\"Question\",\"name\":\"Q3: Can thermal relief affect performance?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<div data-page-id=\\\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\\\" data-lark-html-role=\\\"root\\\" data-docx-has-block-data=\\\"false\\\">\\n<div class=\\\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\\\">\\n<div data-page-id=\\\"PzvadCyLxoGC6axfsi0cBB2BnWf\\\" data-lark-html-role=\\\"root\\\" data-docx-has-block-data=\\\"false\\\">\\n<div class=\\\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\\\">A3: Yes. If the spokes are too small\\\/narrow or if there aren&#8217;t enough, the resistance becomes too high and causes a voltage drop. There must be a compromise between creating thermal relief and maintaining electrical connections.<\\\/div>\\n<\\\/div>\\n<\\\/div>\\n<\\\/div>\"}},{\"@type\":\"Question\",\"name\":\"Q4: What's the deal with copper thickness?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<div data-page-id=\\\"K5cQdPyqAoIVz9xiCVzcrjK4n2e\\\" data-lark-html-role=\\\"root\\\" data-docx-has-block-data=\\\"false\\\">\\n<div class=\\\" old-record-id-VIvSds1JnokGWWxGglucirLXn4O\\\">\\n<div data-page-id=\\\"PzvadCyLxoGC6axfsi0cBB2BnWf\\\" data-lark-html-role=\\\"root\\\" data-docx-has-block-data=\\\"false\\\">\\n<div class=\\\"ace-line ace-line old-record-id-XizidTe9soWkg0xX1N9cjCycnJd\\\">A4: Copper thickness means faster conduction, and therefore wider spokes or more spokes might help in solderability\\\/circulation needs and current capabilities.<\\\/div>\\n<\\\/div>\\n<\\\/div>\\n<\\\/div>\"}}]}<\/script>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-72b68d12 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"72b68d12\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-46a34694\" data-id=\"46a34694\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7f5dff4 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"7f5dff4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-651c3920 elementor-widget elementor-widget-shortcode\" data-id=\"651c3920\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t<div data-elementor-type=\"section\" data-elementor-id=\"2056\" class=\"elementor elementor-2056\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6012901 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" 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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: 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and pcba products 2\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-768x1024.jpg 768w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-225x300.jpg 225w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-1152x1536.jpg 1152w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-1536x2048.jpg 1536w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2023\/03\/white-bg-1-scaled.jpg 1921w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3dd32bd7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3dd32bd7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container 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production, increasing speed to market by 20%.<\/p><p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Contact us below to start discussing your project with our Technical Experts today.<\/p><p>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0Whether you already have Gerber Files, submit a\u00a0Quick Quote\u00a0for free estimate.<\/p><\/div><\/form><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5782c747 elementor-button-align-center elementor-widget elementor-widget-form\" data-id=\"5782c747\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;button_width&quot;:&quot;100&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div 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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-email elementor-field-group elementor-column elementor-field-group-message elementor-col-50\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label\">\n\t\t\t\t\t\t\t\tEmail 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 In PCB design, effective thermal management is essential for achieving reliable performance. Thermal reliefs are specialized structures used in PCB design to address heat dissipation issues when component leads connect to large copper areas, typically ground or power planes. This guide provides a detailed explanation of the function and design techniques of [&hellip;]<\/p>\n","protected":false},"author":26,"featured_media":21783,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[134],"class_list":["post-21782","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-pcb-design"],"_links":{"self":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/21782","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=21782"}],"version-history":[{"count":7,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/21782\/revisions"}],"predecessor-version":[{"id":21793,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/posts\/21782\/revisions\/21793"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media\/21783"}],"wp:attachment":[{"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/media?parent=21782"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/categories?post=21782"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.elepcb.com\/hu\/wp-json\/wp\/v2\/tags?post=21782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}