{"id":12790,"date":"2024-07-30T17:08:47","date_gmt":"2024-07-30T09:08:47","guid":{"rendered":"http:\/\/www.elepcb.com\/?p=12790"},"modified":"2026-01-13T17:01:36","modified_gmt":"2026-01-13T09:01:36","slug":"pcb-thermal-management","status":"publish","type":"post","link":"https:\/\/www.elepcb.com\/it\/blog\/pcb-thermal-management\/","title":{"rendered":"Guida completa alle soluzioni per la gestione termica dei PCB-2026"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"12790\" class=\"elementor elementor-12790\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e260bd5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e260bd5\" 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-8064954\" data-id=\"8064954\" 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-f4ba243 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"f4ba243\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;],&quot;exclude_headings_by_selector&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__f4ba243\" aria-expanded=\"true\" aria-label=\"Aprire l&#039;indice dei contenuti\"><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__f4ba243\" aria-expanded=\"true\" aria-label=\"Chiudere l&#039;indice\"><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__f4ba243\" 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-2521e6e elementor-widget elementor-widget-text-editor\" data-id=\"2521e6e\" 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=\"Yw2fd4iBjo3UxcxzhnOcnsqnnGo\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-RKCBdk1eLoSvTjxEpbrcXkHInhf\"><div data-page-id=\"BHyNdjJKsoTqBZxpOpNcrrVRnCc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-JnEidhrgrot2YmxsmF8c79gpnad\">Effective <strong>PCB thermal management<\/strong> is not merely a design consideration\u2014it is a fundamental requirement for reliability. Up to 55% of failures of electronic circuit boards are caused by heat!<\/div><div class=\"ace-line ace-line old-record-id-JnEidhrgrot2YmxsmF8c79gpnad\">I vividly remember the first (and hopefully last) time a circuit board caught fire. Smoke first emerged from a resistor and the flames quickly spread to the nearby decoupling capacitors. Fortunately, the damage was minimal and most of the components could be repaired. The cause was not a short circuit, but rather <strong>a design flaw in the PCB layout.<\/strong><\/div><div class=\"ace-line ace-line old-record-id-R3FbdFA9mou4GlxxQjEcOWkfnye\">This article serves as a comprehensive guide to PCB thermal management. We will explore the root causes of heat generation, delve into the principles of heat transfer, and provide actionable strategies\u2014from material selection and layout optimization to active thermal management solutions\u2014to ensure your designs remain cool, stable, and reliable.<\/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-1c79136 elementor-widget elementor-widget-image\" data-id=\"1c79136\" 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=\"630\" height=\"449\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/Effective-thermal-management.png\" class=\"attachment-large size-large wp-image-12806\" alt=\"\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/Effective-thermal-management.png 630w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/Effective-thermal-management-300x214.png 300w\" sizes=\"(max-width: 630px) 100vw, 630px\">\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-069bda6 elementor-widget elementor-widget-heading\" data-id=\"069bda6\" 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>Why is Thermal Management Critical in PCB Design?<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4d36313 elementor-widget elementor-widget-text-editor\" data-id=\"4d36313\" 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=\"F5tydV22soHdagxeGpqcW0g4nPc\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-WG2GdzCZqo6xeOxG1jPcNI4mn2d\"><div data-page-id=\"W5DWdvpixoDpjXx98LCcGkBxnJe\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-YV0BdGRZdoGK2kxyjVHcKxebn4e\"><div data-page-id=\"ALQhdpctHoA8PYxiWNPc9HZ0n8c\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-JkNTdpFxTo2Gbsx25fvcCSZTnIf\"><div data-page-id=\"Yw2fd4iBjo3UxcxzhnOcnsqnnGo\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-S00odZ4vzoLKmuxwXcwckVxjnge\"><div data-page-id=\"BHyNdjJKsoTqBZxpOpNcrrVRnCc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-CtGsd1RLno83ISxOmCactUecnKh\">Electronic equipment in the operation process will produce a certain amount of heat, which never leads to a rapid increase in the internal temperature of the equipment.<\/div><div class=\"ace-line ace-line old-record-id-NM6Md9XAzonDKOxvmeBcn3Ppnme\">Increases in temperature affect the operation of both active and passive components within <a href=\"https:\/\/www.elepcb.com\/blog\/integrated-circuit\/\">integrated circuits<\/a>, resulting in malfunction or fail completely. Such failures include thermal runaway, junction failure, metallisation failure, corrosion, resistance drift and electromigration diffusion.<\/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<div class=\"elementor-element elementor-element-7398e36 elementor-widget elementor-widget-image\" data-id=\"7398e36\" 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=\"640\" height=\"399\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/malfunction-of-PCB-by-overheating.png\" class=\"attachment-medium_large size-medium_large wp-image-12798\" alt=\"malfunction of PCB by overheating\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/malfunction-of-PCB-by-overheating.png 640w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/malfunction-of-PCB-by-overheating-300x187.png 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/>\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-e0e6782 elementor-widget elementor-widget-heading\" data-id=\"e0e6782\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><b>Key Causes of PCB Heat Generation and Overheating<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d99bf8e elementor-widget elementor-widget-text-editor\" data-id=\"d99bf8e\" 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=\"F5tydV22soHdagxeGpqcW0g4nPc\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-WG2GdzCZqo6xeOxG1jPcNI4mn2d\"><div data-page-id=\"W5DWdvpixoDpjXx98LCcGkBxnJe\" data-docx-has-block-data=\"false\"><div class=\" old-record-id-YV0BdGRZdoGK2kxyjVHcKxebn4e\"><div data-page-id=\"W5DWdvpixoDpjXx98LCcGkBxnJe\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-VxgfdssP9okseMxNtQDckq12nBc\"><div data-page-id=\"ALQhdpctHoA8PYxiWNPc9HZ0n8c\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-Hz96d6xTnoiWgCxwokScD4KXnFg\"><div data-page-id=\"Yw2fd4iBjo3UxcxzhnOcnsqnnGo\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-GZendmLqKov5RQx9IrucNuAxnEB\">So what are the factors that cause PCBs to generate too much heat?\u00a0<\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-MQUMdeFetofT0RxiQUCcAJZpnHf\" data-list=\"bullet\"><div><strong>Ongoing miniaturization<\/strong> means more compact <a href=\"https:\/\/www.elepcb.com\/pcb-manufacturing-process-and-services\/\" data-lark-is-custom=\"true\">PCB<\/a>s with components placed closely together. This results in increased power density and heat concentration.<\/div><\/li><li class=\"ace-line ace-line old-record-id-V7Pvd6Qoao2GsLxVciPcrFiYnDc\" data-list=\"bullet\"><div><strong>Modern electronic components themselves generate significant amounts of heat<\/strong>. For instance, high-brightness <a href=\"https:\/\/www.elepcb.com\/applications\/pcbs-for-led-industry\/\" data-lark-is-custom=\"true\">LEDs<\/a>, power devices, ICs, and CPUs are heat-producers.<\/div><\/li><li class=\"ace-line ace-line old-record-id-FU0zd8dr3omHGhxi3lhcyUx5n3e\" data-list=\"bullet\"><div><strong>Heat generated by current through PCB lines.<\/strong> According to Joule&#8217;s law, heat is generated in the resistance when current passes through conductors such as wires and pads on the PCB.<\/div><\/li><li class=\"ace-line ace-line old-record-id-FVq4doW1oojasIxovdBcGHdwnnh\" data-list=\"bullet\"><div><strong>High-frequency signal loss:<\/strong> In <a href=\"https:\/\/www.elepcb.com\/blog\/high-frequency-pcb\/\">high-frequency circuits<\/a>, the signal will generate heat due to dielectric loss, conductor loss, etc. during the PCB transmission process.<\/div><\/li><\/ul><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1626a5e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1626a5e\" 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-eb7ad60\" data-id=\"eb7ad60\" 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-a790567 elementor-widget elementor-widget-text-editor\" data-id=\"a790567\" 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<h2 class=\"heading-2 ace-line old-record-id-XkH3dvN3LottSHxyZF5c1TtGnDg\"><strong>Understanding Heat Transfer Mechanisms<\/strong><\/h2><div class=\"ace-line ace-line old-record-id-TS0md4jikoK8dKxA5Mqc7np1nUf\"><div data-page-id=\"BHyNdjJKsoTqBZxpOpNcrrVRnCc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-J2f3dzqzJoFpfDxIRW4cya3mnWb\">After understanding the causes of heat generation, let us delve deeper into the principles and mechanisms of heat transfer to better comprehend PCB heat dissipation techniques.<\/div><\/div><\/div><h3 class=\"image-uploaded gallery old-record-id-CwildyA8koF71VxglVkc41nPnqg\" data-type=\"image\" data-ace-gallery-json=\"{&quot;items&quot;:[{&quot;uuid&quot;:&quot;3c49cf1b-7dad-4913-a4a8-fe9f7a9ef3cf&quot;,&quot;height&quot;:290,&quot;width&quot;:525,&quot;currHeight&quot;:290,&quot;currWidth&quot;:525,&quot;natrualHeight&quot;:290,&quot;natrualWidth&quot;:525,&quot;pluginName&quot;:&quot;imageUpload&quot;,&quot;scale&quot;:1,&quot;src&quot;:&quot;https%3A%2F%2Finternal-api-drive-stream.feishu.cn%2Fspace%2Fapi%2Fbox%2Fstream%2Fdownload%2Fpreview%2FK1ZSbE6iRoWgVGxupiVcVhaAnaf%2F%3Fpreview_type%3D16&quot;,&quot;file_token&quot;:&quot;K1ZSbE6iRoWgVGxupiVcVhaAnaf&quot;,&quot;image_type&quot;:&quot;image\/png&quot;,&quot;size&quot;:27642,&quot;comments&quot;:[]}]}\"><strong>Three Ways of Heat Transfering<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-EhIwd9DQCoWBqkx94c4ctcu9nMh\">There are three main ways that heat transfers: conduction, convection and radiation.<\/div><ul><li class=\"ace-line ace-line old-record-id-GTfUdNTPkoROVPxo9mIcYxq3ntf\"><strong>Conduction<\/strong>: Heat transfers through <strong>solids<\/strong>. On PCBs, it primarily transfers through the copper alignments and <a href=\"https:\/\/www.elepcb.com\/blog\/substrate-like-pcb\/\">substrates<\/a>.<\/li><li class=\"ace-line ace-line old-record-id-AqFYd5RASoVaArxzFsJcKk0jnfb\"><strong>Convection<\/strong>: Heat transfers through <strong>fluid motion<\/strong>. Air movement around the PCB induces convection.<\/li><li class=\"ace-line ace-line old-record-id-EDrLdSJ1eo4Cywx4vTwcHsS0nXU\"><strong>Radiation:<\/strong> Heat radiates as <strong>infrared energy<\/strong>. Radiative cooling from PCB surfaces.<\/li><\/ul><div class=\"ace-line ace-line old-record-id-DHHddRC1aoPc1QxVUvncXoHynld\">The principal methods of PCB thermal control are conduction across the board and air convection. Radiation is only of significance at very high temperatures.<\/div><h3 class=\"heading-3 ace-line old-record-id-I565dlFJ9obQNuxT4DBc9D99nDd\"><strong>The Concept of Thermal Resistance<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-VxOJdyw2CoRX5gxlYsscx6fknRc\"><div data-page-id=\"BHyNdjJKsoTqBZxpOpNcrrVRnCc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-D7mjdhD3Vo2ldnxduxZcPqdAnQd\">Thermal resistance indicates the temperature difference when heat flows through a material. Low resistance enables faster heat transfer.<\/div><\/div><\/div><ul><li class=\"ace-line ace-line old-record-id-QP1KdROtwo2gR7xKPPScUb1en8g\"><strong>How to reduce thermal resistance?<\/strong><\/li><\/ul><ul><li style=\"list-style-type: none;\"><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-X0tUdJpLsosGPyxtIJec3RBnnZe\" data-list=\"bullet\"><div>Shorten the thermal path between components and heat sinks<\/div><\/li><li class=\"ace-line ace-line old-record-id-ACKidWcKZoIxECx3063cxSUlnId\" data-list=\"bullet\"><div>Increase the cross-sectional area for heat flow<\/div><\/li><li class=\"ace-line ace-line old-record-id-SHu9d0ZQkoGtQXxXBx3chbcln5c\" data-list=\"bullet\"><div>Select materials with higher thermal conductivity<\/div><\/li><\/ul><\/li><\/ul><div style=\"padding-left: 40px;\" data-page-id=\"BHyNdjJKsoTqBZxpOpNcrrVRnCc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\u00a0<\/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-8c1d76e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8c1d76e\" 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-9b628e9\" data-id=\"9b628e9\" 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-1c2f0d1 elementor-widget elementor-widget-heading\" data-id=\"1c2f0d1\" 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>Efficient PCB Thermal Management Techniques<\/b><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dba7ea9 elementor-widget elementor-widget-text-editor\" data-id=\"dba7ea9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Efficient PCB thermal management requires a combination of simulation, testing, and practical design strategies.<\/p>\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-800813b elementor-widget elementor-widget-heading\" data-id=\"800813b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"><b>PCB Layout Optimization for Better Heat Dissipation<\/b><\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-802b562 elementor-widget elementor-widget-text-editor\" data-id=\"802b562\" 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 class=\"ace-line ace-line old-record-id-PPEMdT2V6ozUKExUCkyc9MjNnhJ\">The general strategy for thermal management involves <span style=\"color: #000000;\"><strong>designing the PCB itself<\/strong><\/span> in such a way as to maximize heat dissipation.<\/div><h4 class=\"heading-4 ace-line old-record-id-RQP2dWocVozW7kxrnPscsillnmh\">Manage Component Placement<\/h4><div class=\"ace-line ace-line old-record-id-U4yGdmslboKXSXxKLBVcZ17In0d\">Grouping many heat-generating components creates hotspots. Therefore:<\/div><ul class=\"list-bullet1\"><li class=\"ace-line ace-line old-record-id-OIEbd3IFNoXImOxDz8Pc3o0mnnf\" data-list=\"bullet\"><div><span style=\"color: #008000;\">Distribute high-power components<\/span> uniformly to prevent local hotspots.<\/div><\/li><li class=\"ace-line ace-line old-record-id-JTxsdbJu8oFyV9xutdlc4ZpXnie\" data-list=\"bullet\"><div><span style=\"color: #008000;\">Isolate heat-generating components<\/span> with a <strong>3mm minimum spacing.<\/strong> Avoid placing them at the corners or edges of the board unless there are heat dissipating tools.<\/div><\/li><li class=\"ace-line ace-line old-record-id-BFY6dOK0xoArXexeVvscR3hhnkf\" data-list=\"bullet\"><div><span style=\"color: #008000;\">Isolate heat-sensitive ICs<\/span> from hot components.<\/div><\/li><li class=\"ace-line ace-line old-record-id-BcxUdOIWDoMKWWxwRmvcV7l8nWd\" data-list=\"bullet\"><div><span style=\"color: #008000;\">Position heat sinks in an optimal locatio<\/span>n to dissipate heat from hot components.<\/div><\/li><li class=\"ace-line ace-line old-record-id-KiXYdtKgBoDNOixaKSvcFt0Nn9d\" data-list=\"bullet\"><div><span style=\"color: #008000;\">Mount ICs horizontally<\/span> for air convection between fins.<\/div><\/li><li class=\"ace-line ace-line old-record-id-G9ENdYB85oGoMAxhDMPcDpKsnJg\" data-list=\"bullet\"><div><span style=\"color: #008000;\">Place temperature-sensitive devices in the coolest parts<\/span> of the PCB, such as the bottom of the board.<\/div><\/li><li class=\"ace-line ace-line old-record-id-Tq4HdN2yuoE2HnxV8RhcJPsXn4b\" data-list=\"bullet\"><div>Separate <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/high-power-pcb\/\">high-power<\/a> traces from heat-sensitive traces.<\/div><\/li><\/ul>\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-b8f1c9b elementor-widget elementor-widget-image\" data-id=\"b8f1c9b\" 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=\"554\" height=\"260\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/thermal-management-component-placement.png\" class=\"attachment-large size-large wp-image-20634\" alt=\"thermal management-component placement\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/thermal-management-component-placement.png 554w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/thermal-management-component-placement-300x141.png 300w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/thermal-management-component-placement-18x8.png 18w\" sizes=\"(max-width: 554px) 100vw, 554px\" \/>\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-0b80c3d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0b80c3d\" 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-c9aeba5\" data-id=\"c9aeba5\" 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-bdb2046 elementor-widget elementor-widget-text-editor\" data-id=\"bdb2046\" 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<h4>Select Materials Good for Heat Dissipation<\/h4><div class=\"ace-line ace-line old-record-id-Uf5md5Xk4otTESxs3gNcO0H2n3g\">Match coefficient of thermal expansion (CTE) between components and board to minimize thermal stresses.<\/div><div class=\" old-record-id-JMlHdrGRzoopVExtM7fcTVp8nHe\" data-type=\"sheet\"><table><colgroup> <col width=\"105\" \/> <col width=\"194\" \/> <col width=\"254\" \/> <col width=\"308\" \/><\/colgroup><tbody><tr><td>Material<\/td><td>Thermal Conductivity (W\/m\u00b7K)<\/td><td>Key Properties<\/td><td>Best For<\/td><\/tr><tr><td><strong>Aluminum Nitride (AlN)<\/strong><\/td><td>150\u2013220<\/td><td>Very high conductivity, low CTE mismatch<\/td><td>Extreme high-power, RF<\/td><\/tr><tr><td><strong>Copper Core PCB<\/strong><\/td><td>380\u2013400 (core)<\/td><td>Efficient heat spreading, dielectric layer<\/td><td>High-power LEDs, automotive<\/td><\/tr><tr><td><strong>Alumina (Al\u2082O\u2083)<\/strong><\/td><td>20\u201330<\/td><td>Good conductivity, cost-effective<\/td><td>Power modules, sensors<\/td><\/tr><tr><td><strong>Aluminum Core PCB<\/strong><\/td><td>200\u2013210 (core)<\/td><td>Lightweight, dielectric limits conduction<\/td><td>Medium-power applications<\/td><\/tr><tr><td><strong>Quartz Laminate<\/strong><\/td><td>1\u20132<\/td><td>Low CTE, stable at high temps<\/td><td>Aerospace, precision instruments<\/td><\/tr><tr><td><a href=\"https:\/\/www.elepcb.com\/blog\/what-is-fr-4-material-in-pcb-fabrication\/\"><strong>FR-4<\/strong><\/a><\/td><td>0.3\u20130.4<\/td><td>Low cost, poor thermal performance<\/td><td>Low-power consumer electronics<\/td><\/tr><\/tbody><\/table><\/div><div data-page-id=\"BHyNdjJKsoTqBZxpOpNcrrVRnCc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\"><div class=\"ace-line ace-line old-record-id-BtGodchL7og1UBxUMoPcC5YPnDf\">In addition to choosing suitable materials for the <a href=\"https:\/\/www.elepcb.com\/blog\/substrate-like-pcb\/\">PCB substrate<\/a>, thermal dissipation can be improved by increasing its thickness.<\/div><div class=\" old-record-id-O5tWdjgDdoiKn8x17l9cyPzwncg\" data-type=\"sheet\"><table><colgroup> <col width=\"119\" \/> <col width=\"160\" \/> <col width=\"184\" \/><\/colgroup><tbody><tr><td>Substrate Thickness<\/td><td>Thermal Capacity Index<\/td><td>Typical Application Scenarios<\/td><\/tr><tr><td>0.8 mm<\/td><td>1.0x<\/td><td>Devices with &lt;5W power consumption<\/td><\/tr><tr><td>1.6 mm<\/td><td>2.3x<\/td><td>Industrial controllers<\/td><\/tr><tr><td>2.4 mm<\/td><td>3.8x<\/td><td>Electric vehicle charging modules<\/td><\/tr><\/tbody><\/table><\/div><\/div><h4 class=\"heading-4 ace-line old-record-id-Z2Xkdm0Gao1p4JxX7LUcDp15nyc\">Consider Copper Weights<\/h4><div class=\"ace-line ace-line old-record-id-V60qdqC6oofseMxiuQecFcJInzb\">Thicker copper has lower thermal resistance:<\/div><ul><li class=\"ace-line ace-line old-record-id-OKw0dhDfCoj34Qx3CVQcm2snnRb\">Use<a href=\"https:\/\/www.elepcb.com\/blog\/heavy-copper-pcb\/\"> heavy copper<\/a> layers of 2oz\/ft2 or more for high-power areas.<\/li><li class=\"ace-line ace-line old-record-id-MTmAdJZzfob0pIxBAhXc4yEHn0b\">Wide copper traces quickly conduct heat away from hot devices.<\/li><li class=\"ace-line ace-line old-record-id-T9PVdg40moAremxNcqwcMPC3n0c\">Solid copper planes spread heat on the PCB.<\/li><li class=\"ace-line ace-line old-record-id-Qw83dmg0aoYg9Gx54h1cxUm2nKh\">You can also design a large copper pour or grounding copper foil to help dissipate the heat.<\/li><li class=\"image-uploaded gallery old-record-id-UOTRd9Ybqods5jxyAlocHQ1BnXg\" data-type=\"image\" data-ace-gallery-json=\"{&quot;items&quot;:[{&quot;uuid&quot;:&quot;52eb9c4e-a8c5-4c09-82b3-45a6f88eaf41&quot;,&quot;height&quot;:364,&quot;width&quot;:335,&quot;currHeight&quot;:364,&quot;currWidth&quot;:335,&quot;natrualHeight&quot;:364,&quot;natrualWidth&quot;:335,&quot;pluginName&quot;:&quot;imageUpload&quot;,&quot;scale&quot;:1,&quot;src&quot;:&quot;https%3A%2F%2Finternal-api-drive-stream.feishu.cn%2Fspace%2Fapi%2Fbox%2Fstream%2Fdownload%2Fpreview%2FYo0AbxYGzoHPIDxqvHscVOf4ncI%2F%3Fpreview_type%3D16&quot;,&quot;file_token&quot;:&quot;Yo0AbxYGzoHPIDxqvHscVOf4ncI&quot;,&quot;image_type&quot;:&quot;image\/png&quot;,&quot;size&quot;:45970,&quot;comments&quot;:[]}]}\">Add Thermal Vias<\/li><li class=\"ace-line ace-line old-record-id-Vf5md95nYoVAnoxLTTAc2ntJntc\">Thermal vias provide low-resistance conduction paths through the PCB:<\/li><li class=\"ace-line ace-line old-record-id-Av6IdUkvloXf9Ox7723cLPNXnrb\">Place an array of vias near hot devices.<\/li><li class=\"ace-line ace-line old-record-id-Ciu4d4vq0oFIJ9xFJDnczwzSnuh\">Copper plug filled vias are better than hollow vias.<\/li><\/ul><div class=\"ace-line ace-line old-record-id-EKxadPizgo2S6RxbWGLcyvsbnVe\">Place<a href=\"https:\/\/www.elepcb.com\/blog\/pcb-via-a-complete-guide\/\"> vias<\/a> beneath the thermal pad of the hot device for direct cooling.<\/div><h4 class=\"image-uploaded gallery old-record-id-RfsqdpCTmonu77xCQGbc4Sx3n7b\" data-type=\"image\" data-ace-gallery-json=\"{&quot;items&quot;:[{&quot;uuid&quot;:&quot;631a9709-cec1-4e46-bdbb-a91661734e1f&quot;,&quot;height&quot;:364,&quot;width&quot;:554,&quot;currHeight&quot;:364,&quot;currWidth&quot;:554,&quot;natrualHeight&quot;:364,&quot;natrualWidth&quot;:554,&quot;pluginName&quot;:&quot;imageUpload&quot;,&quot;scale&quot;:1,&quot;src&quot;:&quot;https%3A%2F%2Finternal-api-drive-stream.feishu.cn%2Fspace%2Fapi%2Fbox%2Fstream%2Fdownload%2Fpreview%2FSv0hbM8vCoxSINxQKrBcqyrVnO5%2F%3Fpreview_type%3D16&quot;,&quot;file_token&quot;:&quot;Sv0hbM8vCoxSINxQKrBcqyrVnO5&quot;,&quot;image_type&quot;:&quot;image\/png&quot;,&quot;size&quot;:73974,&quot;comments&quot;:[]}]}\">Prioritize Power and Ground Planes<\/h4><div class=\"ace-line ace-line old-record-id-ZldqdDIcxo5gNPxylCucWLjen9J\">Good power and <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-ground-plane\/\">ground planes<\/a> reduce PCB temperatures:<\/div><ul><li class=\"ace-line ace-line old-record-id-GUmzd7nCqoTWvWxIhyCcy4NenNf\">Create <span style=\"color: #008000;\">continuous power and ground copper<\/span> planes on inner layers.<\/li><li class=\"ace-line ace-line old-record-id-JD9BdFHT4o0oEzxjnAOcaxjunvb\">Connect the planes to <span style=\"color: #008000;\">a larger copper fill outer layer<\/span> for heat spreading.<\/li><li class=\"ace-line ace-line old-record-id-AeWjdCTuVoZp1Lx93jzcgSYQn1f\"><span style=\"color: #008000;\">Isolate power and ground planes slightly<\/span> to reduce capacitive coupling.<\/li><\/ul><div class=\"ace-line ace-line old-record-id-K73ddt4sNoW1LFxnbX2c81o0ngf\">In brief, thermal performance must be considered by designers during layout and material selection.\u00a0<\/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-4c1f31c elementor-widget elementor-widget-image\" data-id=\"4c1f31c\" 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=\"335\" height=\"364\" src=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/large-copper-area.png\" class=\"attachment-large size-large wp-image-20635\" alt=\"large copper area\" srcset=\"https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/large-copper-area.png 335w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/large-copper-area-276x300.png 276w, https:\/\/www.elepcb.com\/wp-content\/uploads\/2024\/07\/large-copper-area-11x12.png 11w\" sizes=\"(max-width: 335px) 100vw, 335px\" \/>\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-e0da990 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e0da990\" 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-59e4cdd\" data-id=\"59e4cdd\" 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-ac9735f elementor-widget elementor-widget-text-editor\" data-id=\"ac9735f\" 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=\"Yw2fd4iBjo3UxcxzhnOcnsqnnGo\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\"><h3 class=\"heading-3 ace-line old-record-id-W85hdRgAlotmahxNlUecFE1vn6e\"><strong>Utilize Active Cooling Techniques<\/strong><\/h3><div class=\"ace-line ace-line old-record-id-JBSqdouj2otHT8xMvQocApannic\">Wherever the <a href=\"https:\/\/www.elepcb.com\/pcb-layout-design-process-and-guidelines\/\">PCB design<\/a> itself is inadequate for heat removal, active methods of heat removal must be employed then.<\/div><h4 class=\"heading-4 ace-line old-record-id-K3bEdtjR8oENITxl7rickiZcnbc\">Heat Sinks<\/h4><div class=\"ace-line ace-line old-record-id-AxMsdDVSgocMShxMXXLcWlpynoc\">Heat sinks are channels or fins mounted on hot components for the sake of providing a greater surface area to cool. Some of the most significant elements of heat sink design are:<\/div><ul><li class=\"ace-line ace-line old-record-id-OkD2dpppEo7j04xpTShcIzvOnPb\">Material thermal conductivity \u2013 Aluminum or Copper optimum<\/li><li class=\"ace-line ace-line old-record-id-XFAhdWyktonYw9xb3v7c4HWsnec\">Surface area for enhanced heat transfer<\/li><li class=\"ace-line ace-line old-record-id-DoW8dkmvsoFnqsxbaX8ccuOvnOc\">Proximity to hot components<\/li><li class=\"ace-line ace-line old-record-id-WaDLduLZxohMypx1umDcolU9nQe\">Thermal interface material like adhesive or grease between component and sink<\/li><li class=\"ace-line ace-line old-record-id-U9dndQhtBoYtPcxCzqVcoXggnle\">Heat sink shape, spacing, and orientation with respect to airflow<\/li><\/ul><div class=\"ace-line ace-line old-record-id-W8wTdGMuOodZSBxzVLjcQroJnvd\">Heat sinks provide passive cooling with zero power consumption. They are sufficient for medium heat fluxes.<\/div><h4 class=\"heading-4 ace-line old-record-id-L1e9d8KiDojkU2xOtjRcioWynmf\">Cooling Fans<\/h4><div class=\"ace-line ace-line old-record-id-FkhwdV2hso8kjkxkH0wccJ3knmf\">Fans provide forced-air convection:<\/div><ul><li class=\"ace-line ace-line old-record-id-WEnWdn8tUoyQzXx8yRPcsEAsn9e\">Airflow increases heat transfer from board surfaces and fins.<\/li><li class=\"ace-line ace-line old-record-id-Da2JdtLu5oVfKnxrTw6cULapnQe\">Heat conduction to ambient air is increased.<\/li><li class=\"ace-line ace-line old-record-id-HlGrd3a5Kosh7fxt41gcV17Tndb\">Correct orientation to guide airflow effectively is very important.<\/li><\/ul><div class=\"ace-line ace-line old-record-id-VIW0d9sC6o5MJexLgbucV1nVnPh\"><strong>Fans work best in combination with heat sinks and heat pipes.<\/strong> Fans can actively cool boards of very high power density.<\/div><h4 class=\"heading-4 ace-line old-record-id-LUv3dOyRkokg1lxFToAcwEmqn16\">Heat Pipes<\/h4><div class=\"ace-line ace-line old-record-id-L85rdfQu0oA9uGxtaO5c9g2Unxd\">Heat pipes allow for very efficient heat transfer:<\/div><ul><li class=\"ace-line ace-line old-record-id-Enj6dwNPtosusRxqytsczHvEnsg\">They are sealed with fluid that evaporates and condenses, carrying heat.<\/li><li class=\"ace-line ace-line old-record-id-NhQsdbspao5ukfx3Q5ocouQJnRI\">The internal wick structure recycles condensed liquid via capillary action.<\/li><li class=\"ace-line ace-line old-record-id-VXvvdbJBso1CQcxuuEAct2wsnrd\">No moving parts allow low-wear, quiet operation.<\/li><\/ul><p><strong>Limitations are the fixed heat transfer capacity and need for careful alignment.<\/strong> Overall, heat pipes provide excellent cooling for PCB hotspots.<\/p><\/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-06154f4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"06154f4\" 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-ff51fcc\" data-id=\"ff51fcc\" 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-c60566d elementor-widget elementor-widget-text-editor\" data-id=\"c60566d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 class=\"heading-3 ace-line old-record-id-Ox0mdoTQcoXxFCx4Ra5ckJfqnIf\"><strong>Thermal Modeling and Testing<\/strong><\/h3><div data-page-id=\"BHyNdjJKsoTqBZxpOpNcrrVRnCc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-IsWedQF9couRQqxcEKTc9KjMnvg\">Optimized PCB thermal management starts at the design level through advanced simulation <a href=\"https:\/\/www.elepcb.com\/blog\/pcb-knowledge\/pcb-design-software\/\">software<\/a> such as ANSYS, SolidWorks Thermal, and Thermal Desktop.<\/div><div class=\"ace-line ace-line old-record-id-RhagdFQBqooAoSxdu6lcrXQsnsI\">The software allows designers to predict temperature distribution, identify layout-induced hotspots, analyze heat flow, evaluate the performance of heat sinks, and compare the thermal impact of different materials or cooling systems.<\/div><div class=\"ace-line ace-line old-record-id-TecOdJ42qoMGMYxqaA1cqFcVnsd\">After prototypes are produced, PCB thermal testing confirms these simulations under actual conditions. Infrared cameras capture precisely hotspots, thermocouples measure actual operating temperatures, wind tunnels test airflow cooling efficiency, and shock or vibration tests quantitatively thermal cycling stresses.<\/div><div class=\"ace-line ace-line old-record-id-RxRmdSwrvoWyajxAKD7cuO5anee\">Combining simulation with testing guarantees reliable thermal performance, optimized cooling designs, and improved long-term PCB reliability.<\/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-409502e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"409502e\" 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-bc6e575\" data-id=\"bc6e575\" 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-3cdd366 elementor-widget elementor-widget-text-editor\" data-id=\"3cdd366\" 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<h2 class=\"heading-2 ace-line old-record-id-VGOAdqfdZoGSpmx0dAvcgvSEnhf\"><strong>Conclusion<\/strong><\/h2><div class=\"ace-line ace-line old-record-id-NQzrdYuDPoxw5Xx4pWvcHK6LnEe\">In short, correct thermal management is critical from the initial design stage to the <strong>production of efficient, high-performance PCBs.<\/strong> Techniques of thermal design facilitate heat dissipation through conduction, convection, and radiation. These are the <span style=\"color: #008000;\">best placement of the components, the substrate materials suitable for thermal reasons, copper weights, thermal vias, and power\/ground planes.<\/span><\/div><div class=\"ace-line ace-line old-record-id-EjFMdWzm1oAT51xdDZncCyHcnJb\">When PCB design alone is inadequate, <strong><span style=\"color: #000000;\">active cooling solutions <\/span><\/strong>like heat sinks, fans, and heat pipes are the remedies. Try to <strong>use thermal modeling simulation tools and testing<\/strong> to help improve heat dissipation.<\/div><div><div data-page-id=\"BHyNdjJKsoTqBZxpOpNcrrVRnCc\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"><div class=\"ace-line ace-line old-record-id-PPJddliuxoBZF5xmpfXcRdDmnjh\">Looking for more advanced design guidelines or having specific challenges? <a href=\"https:\/\/www.elepcb.com\/contact-us\/\"><em><strong>Contact our engineering team for consultation!<\/strong><\/em><\/a><\/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>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Table of Contents Effective PCB thermal management is not merely a design consideration\u2014it is a fundamental requirement for reliability. Up to 55% of failures of electronic circuit boards are caused by heat!I vividly remember the first (and hopefully last) time a circuit board caught fire. Smoke first emerged from a resistor and the flames quickly [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12792,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[134],"class_list":["post-12790","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-pcb-design"],"_links":{"self":[{"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/posts\/12790","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/comments?post=12790"}],"version-history":[{"count":47,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/posts\/12790\/revisions"}],"predecessor-version":[{"id":21836,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/posts\/12790\/revisions\/21836"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/media\/12792"}],"wp:attachment":[{"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/media?parent=12790"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/categories?post=12790"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.elepcb.com\/it\/wp-json\/wp\/v2\/tags?post=12790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}