{"id":4381,"date":"2025-09-24T18:38:58","date_gmt":"2025-09-24T10:38:58","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=4381"},"modified":"2025-09-24T18:39:01","modified_gmt":"2025-09-24T10:39:01","slug":"high-thermal-conductivity-ceramic-pcb-technical-guide","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/","title":{"rendered":"Teknisk vejledning til keramiske printkort med h\u00f8j varmeledningsevne"},"content":{"rendered":"<p>I den hurtige udvikling inden for effektelektronik, h\u00f8jfrekvent kommunikation og halvlederteknologi i dag har den stigende effektt\u00e6thed og integrationsniveauet for elektroniske komponenter gjort <strong>termisk styring<\/strong> en central faktor, der bestemmer produktets ydeevne, p\u00e5lidelighed og levetid. Traditionelle organiske PCB-substrater (som FR-4) med deres lave varmeledningsevne (typisk &lt;0,5 W\/m\u00b7K) har sv\u00e6rt ved at opfylde kravene til varmeafledning i scenarier med h\u00f8j effekt. I denne sammenh\u00e6ng <strong>keramiske substrater med h\u00f8j varmeledningsevne<\/strong> har vist sig at v\u00e6re en ideel l\u00f8sning til avanceret elektronisk k\u00f8ling takket v\u00e6re deres enest\u00e5ende generelle egenskaber.<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_74 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Indholdsfortegnelse<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#1_Why_Choose_Ceramic_Substrates\" >1. Hvorfor v\u00e6lge keramiske underlag?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#2_Comparison_of_Mainstream_Ceramic_Substrate_Materials\" >2. Sammenligning af almindelige keramiske substratmaterialer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#3_Key_Manufacturing_Processes\" >3. Vigtige fremstillingsprocesser<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#4_Technical_Parameter_Selection_Reference\" >4. Referencer for valg af tekniske parametre<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#5_Broad_Application_Fields\" >5. Brede anvendelsesomr\u00e5der<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#6_Future_Development_Trends\" >6.Fremtidige udviklingstendenser<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#Conclusion\" >Konklusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Why_Choose_Ceramic_Substrates\"><\/span><strong>1. Hvorfor v\u00e6lge <a href=\"https:\/\/www.topfastpcb.com\/da\/products\/category\/ceramic-pcb\/\">Keramiske substrater<\/a>? <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p>Keramiske substrater er ikke et enkelt materiale, men en kategori af kredsl\u00f8bssubstrater, der bruger uorganiske ikke-metalliske materialer som aluminiumoxid (Al\u2082O\u2083), aluminiumnitrid (AlN) og siliciumnitrid (Si\u2083N\u2084) som isolerende lag. Deres fordele i forhold til traditionelle substrater er grundl\u00e6ggende:<\/p><ul class=\"wp-block-list\"><li><strong>Fremragende termiske egenskaber<\/strong>:<ul class=\"wp-block-list\"><li><strong>H\u00f8j termisk ledningsevne<\/strong>: Bredt omr\u00e5de (24 ~ 200+ W\/m\u00b7K), hvilket muligg\u00f8r hurtig varmeoverf\u00f8rsel fra chips til k\u00f8lelegemer, hvilket s\u00e6nker krydstemperaturen betydeligt og forbedrer enhedens effektivitet og levetid.<\/li>\n\n<li><strong>Lav og tilpasset termisk ekspansionskoefficient (CTE)<\/strong>: CTE for keramik ligger meget t\u00e6t p\u00e5 det for halvlederchips (som Si, SiC, GaN), hvilket i h\u00f8j grad reducerer den belastning, der genereres under termisk cykling, og forhindrer revnedannelse i chippen og udmattelse af loddeforbindelser.<\/li><\/ul><\/li>\n\n<li><strong>Overlegne elektriske og mekaniske egenskaber<\/strong>:<ul class=\"wp-block-list\"><li><strong>H\u00f8j isoleringsstyrke<\/strong>: Modst\u00e5r h\u00f8jsp\u00e6ndingsnedbrud og sikrer sikkerhed i h\u00f8jsp\u00e6ndingsanvendelser.<\/li>\n\n<li><strong>H\u00f8j mekanisk styrke<\/strong>: H\u00f8j b\u00f8jningsstyrke, trykstyrke \u2265500 MPa, strukturelt stabil.<\/li>\n\n<li><strong>God kemisk stabilitet<\/strong>: Modstandsdygtig over for korrosion og fugt, velegnet til barske milj\u00f8er.<\/li><\/ul><\/li>\n\n<li><strong>Avancerede kredsl\u00f8bsfunktioner<\/strong>:<ul class=\"wp-block-list\"><li><strong>St\u00e6rk kobberlagsbinding<\/strong>: Opn\u00e5r fast binding mellem kobberlaget og keramikken (&gt;20 N\/mm) gennem specielle processer.<\/li>\n\n<li><strong>H\u00f8j pr\u00e6cision i kredsl\u00f8bene<\/strong>: Underst\u00f8tter mikron-niveau kredsl\u00f8b (minimumslinjebredde\/afstand kan n\u00e5 0,05 mm), hvilket opfylder krav til h\u00f8j integrationsdensitet.<\/li><\/ul><\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"574\" height=\"366\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB.png\" alt=\"Keramisk printplade med h\u00f8j varmeledningsevne\" class=\"wp-image-4383\" style=\"width:600px\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB.png 574w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-300x191.png 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-18x12.png 18w\" sizes=\"auto, (max-width: 574px) 100vw, 574px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Comparison_of_Mainstream_Ceramic_Substrate_Materials\"><\/span><strong>2. Sammenligning af almindelige keramiske substratmaterialer<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p>Forskellige keramiske materialer har deres eget fokus for at im\u00f8dekomme forskellige anvendelsesbehov. F\u00f8lgende er en sammenligning af de tre mest almindelige materialer:<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Karakteristik\/Parameter<\/strong><\/th><th><strong>96 % aluminiumoxid (Al\u2082O\u2083)<\/strong><\/th><th><strong>Aluminiumnitrid (AlN)<\/strong><\/th><th><strong>Siliciumnitrid (Si\u2083N\u2084)<\/strong><\/th><th><strong>Bem\u00e6rkninger\/Anvendelsestendens<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Varmeledningsevne (W\/m\u00b7K)<\/strong><\/td><td>24 &#8211; 30<\/td><td>170 &#8211; 220<\/td><td>80 &#8211; 90<\/td><td>AlN er det foretrukne valg til ultrah\u00f8j varmeledningsevne; Si\u2083N\u2084 tilbyder afbalanceret ydeevne.<\/td><\/tr><tr><td><strong>CTE (\u00d710\u207b\u2076\/\u2103)<\/strong><\/td><td>6.5 &#8211; 8.0<\/td><td>4.5 &#8211; 5.5<\/td><td>2.5 &#8211; 3.5<\/td><td><strong>Si\u2083N\u2084<\/strong> CTE passer bedst til Si-chips.<\/td><\/tr><tr><td><strong>Mekanisk styrke<\/strong><\/td><td>H\u00f8j<\/td><td>Relativt h\u00f8j<\/td><td><strong>Ekstremt h\u00f8j<\/strong> (Fremragende b\u00f8jningsstyrke)<\/td><td><strong>Si\u2083N\u2084<\/strong> tilbyder den bedste modstandsdygtighed over for termisk chok, ideel til ekstreme temperaturudsving.<\/td><\/tr><tr><td><strong>Omkostningsfaktor<\/strong><\/td><td><strong>Omkostningseffektivt med h\u00f8j t\u00e6thed<\/strong><\/td><td>H\u00f8jere<\/td><td>H\u00f8j<\/td><td><strong>Al\u2082O\u2083<\/strong> er den mest udbredte, modne og \u00f8konomiske l\u00f8sning.<\/td><\/tr><tr><td><strong>Typiske anvendelser<\/strong><\/td><td>Universelle str\u00f8mmoduler, LED-belysning<\/td><td>H\u00f8jtydende IGBT'er, laserdioder (LD), 5G RF-effektforst\u00e6rkere<\/td><td>Motordrev til nye energik\u00f8ret\u00f8jer, str\u00f8mmoduler til ekstreme milj\u00f8er<\/td><td>Udv\u00e6lgelse baseret p\u00e5 <strong>varmeafledningsbehov<\/strong>, <strong>p\u00e5lidelighedskrav<\/strong>og <strong>omkostningsbudget<\/strong>.<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Key_Manufacturing_Processes\"><\/span><strong>3. Vigtige fremstillingsprocesser<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p>Processen er afg\u00f8rende for at opn\u00e5 den perfekte binding mellem keramik og metal. De tre almindelige processer bestemmer substratets endelige ydeevne.<\/p><ol class=\"wp-block-list\"><li><strong>DBC-proces (Direct Bonded Copper)<\/strong><ul class=\"wp-block-list\"><li><strong>Proces<\/strong>: Kobberfolie og keramisk overflade gennemg\u00e5r eutektisk smeltning ved h\u00f8j temperatur (1065~1085 \u00b0C) i en iltholdig nitrogenatmosf\u00e6re, hvorved der dannes st\u00e6rke Cu-O-kemiske bindinger.<\/li>\n\n<li><strong>Karakteristika<\/strong>:<ul class=\"wp-block-list\"><li><strong>Fordele<\/strong>: Tykt kobberlag (typisk 100 \u03bcm~600 \u03bcm), h\u00f8j str\u00f8mf\u00f8rende kapacitet, fremragende varmeledningsevne.<\/li>\n\n<li><strong>Udfordringer<\/strong>: Kr\u00e6ver streng kontrol af temperatur og atmosf\u00e6re; relativt lavere kredsl\u00f8bspr\u00e6cision (linjebredde\/afstand typisk &gt;100 \u03bcm).<\/li><\/ul><\/li>\n\n<li><strong>Anvendelser<\/strong>: Str\u00f8mforsyningsmoduler med h\u00f8j str\u00f8mstyrke og h\u00f8j varmeafledning (f.eks. omformere til elbiler).<\/li><\/ul><\/li>\n\n<li><strong>DPC-proces (Direct Plated Copper)<\/strong><ul class=\"wp-block-list\"><li><strong>Proces<\/strong>: Anvender halvlederprocesser: f\u00f8rst spr\u00f8jtes et metalfr\u00f8lag p\u00e5 det keramiske substrat, derefter dannes kredsl\u00f8b gennem fotolitografi, galvanisering og \u00e6tsning.<\/li>\n\n<li><strong>Karakteristika<\/strong>:<ul class=\"wp-block-list\"><li><strong>Fordele<\/strong>: Meget h\u00f8j kredsl\u00f8bspr\u00e6cision (kan n\u00e5 mikronniveau), h\u00f8j overfladeplanhed, velegnet til kompleks og fin ledningsf\u00f8ring.<\/li>\n\n<li><strong>Udfordringer<\/strong>: Det pletterede kobberlag er relativt tyndt (typisk 10 \u03bcm~100 \u03bcm), lidt svagere ved meget h\u00f8je str\u00f8mstyrker og dyrere.<\/li><\/ul><\/li>\n\n<li><strong>Anvendelser<\/strong>: Omr\u00e5der, der kr\u00e6ver h\u00f8j pr\u00e6cision, s\u00e5som laseremballage, RF\/mikrob\u00f8lger, sensorer.<\/li><\/ul><\/li>\n\n<li><strong>AMB-proces (aktiv metallydning)<\/strong><ul class=\"wp-block-list\"><li><strong>Proces<\/strong>: En optimering baseret p\u00e5 DBC, hvor der anvendes loddemasse indeholdende aktive elementer (f.eks. Ti, Zr) til at binde kobber og keramik i vakuum eller inaktiv atmosf\u00e6re.<\/li>\n\n<li><strong>Karakteristika<\/strong>:<ul class=\"wp-block-list\"><li><strong>Fordele<\/strong>: Bondstyrke <strong>langt overstiger<\/strong> DBC, h\u00f8jere p\u00e5lidelighed, s\u00e6rligt velegnet til <strong>aluminiumnitrid (AlN)<\/strong> substrater. Fremragende modstandsdygtighed over for termisk tr\u00e6thed.<\/li>\n\n<li><strong>Udfordringer<\/strong>: Mest kompleks proces, h\u00f8jeste omkostninger.<\/li><\/ul><\/li>\n\n<li><strong>Anvendelser<\/strong>: Omr\u00e5der, der kr\u00e6ver ekstremt h\u00f8j p\u00e5lidelighed, s\u00e5som rumfart, h\u00f8jhastighedstog og hoveddrevomformere til nye energik\u00f8ret\u00f8jer (is\u00e6r til SiC-effektmoduler).<\/li><\/ul><\/li><\/ol><div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"951\" height=\"686\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-2.png\" alt=\"Keramisk printplade med h\u00f8j varmeledningsevne\" class=\"wp-image-4384\" style=\"width:600px\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-2.png 951w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-2-300x216.png 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-2-768x554.png 768w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-2-18x12.png 18w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-2-600x433.png 600w\" sizes=\"auto, (max-width: 951px) 100vw, 951px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Technical_Parameter_Selection_Reference\"><\/span><strong>4. Referencer for valg af tekniske parametre<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p><strong> Med Jingci Precision Tech som eksempel<\/strong><\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Vare<\/strong><\/th><th><strong>Standardkapacitet<\/strong><\/th><th><strong>Tilpasningsmuligheder<\/strong><\/th><th><strong>Forklaring<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Substratmateriale<\/strong><\/td><td>96 % aluminiumoxid, aluminiumnitrid<\/td><td>Siliciumnitrid, zirkoniumoxid, siliciumcarbid osv.<\/td><td>V\u00e6lg ud fra behovene for varme, styrke og pris.<\/td><\/tr><tr><td><strong>Pladens tykkelse<\/strong><\/td><td>1,0 mm<\/td><td>0,25 mm ~ 3,0 mm<\/td><td>Tynde plader bidrager til letv\u00e6gtskonstruktion, mens tykke plader \u00f8ger den mekaniske styrke.<\/td><\/tr><tr><td><strong>Ydre lag Cu-tykkelse<\/strong><\/td><td>100 \u03bcm (ca. 3 oz)<\/td><td>5 \u03bcm ~ 400 \u03bcm<\/td><td>DBC\/AMB typisk \u2265100\u03bcm; DPC kan v\u00e6re tyndere.<\/td><\/tr><tr><td><strong>Min. Linjebredde\/afstand<\/strong><\/td><td>0,05 mm (DPC-proces)<\/td><td>Afh\u00e6nger af processen<\/td><td>DPC-processen opn\u00e5r den h\u00f8jeste pr\u00e6cision.<\/td><\/tr><tr><td><strong>Overfladefinish<\/strong><\/td><td>ENIG (Electroless Nickel Immersion Gold)<\/td><td>Immersion Silver, Immersion Tin, ENEPIG osv.<\/td><td>ENIG giver fremragende loddebarhed og oxidationsbestandighed.<\/td><\/tr><tr><td><strong>Via\/hul-proces<\/strong><\/td><td>&#8211;<\/td><td>Metalliserede gennemg\u00e5ende huller, forgyldte og fyldte gennemg\u00e5ende huller, kantbel\u00e6gning<\/td><td>Muligg\u00f8r 3D-sammenkobling og specielle strukturelle designs.<\/td><\/tr><\/tbody><\/table><\/figure><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Broad_Application_Fields\"><\/span><strong>5. Brede anvendelsesomr\u00e5der<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p>Keramiske substrater med h\u00f8j varmeledningsevne er grundlaget for mange h\u00f8jteknologiske industrier:<\/p><ul class=\"wp-block-list\"><li><strong>Halvledere og IC-emballage<\/strong>: Tilbyder et stabilt driftsmilj\u00f8 med lav temperatur til CPU'er, GPU'er, FPGA'er og hukommelseschips.<\/li>\n\n<li><strong>Effektelektronik og SiC\/GaN-enheder<\/strong>: Anvendes i invertere, omformere, UPS; den ideelle \"b\u00e6rer\" til bredb\u00e5ndshalvledere som SiC\/GaN.<\/li>\n\n<li><strong>Elektronik til biler<\/strong>: Central varmeafledningskomponent i ECU'er, motorstyringer, OBC'er, LiDAR.<\/li>\n\n<li><strong>5G-kommunikation<\/strong>: RF-effektforst\u00e6rkere og antennemoduler til basestationer kr\u00e6ver keramiske substrater for effektiv k\u00f8ling for at opretholde signalstabilitet.<\/li>\n\n<li><strong>Lasere og optoelektronik<\/strong>: Emballage til h\u00f8jtydende LED'er, laserdioder (LD) og fotodetektorer.<\/li>\n\n<li><strong>Luft- og rumfart og forsvar<\/strong>: Elektroniske systemer, der kr\u00e6ver maksimal p\u00e5lidelighed og modstandsdygtighed over for ekstreme milj\u00f8er.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Future_Development_Trends\"><\/span><strong>6.Fremtidige udviklingstendenser<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><ul class=\"wp-block-list\"><li><strong>Innovation af materialer<\/strong>: Udvikling af nye materialer med h\u00f8jere varmeledningsevne (f.eks. diamantkompositkeramik) og bedre CTE-tilpasning.<\/li>\n\n<li><strong>Procesfusion og -forbedring<\/strong>: Kombination af fordelene ved forskellige processer (f.eks. DPC+AMB) for yderligere at forbedre kredsl\u00f8bets pr\u00e6cision og p\u00e5lidelighed.<\/li>\n\n<li><strong>Integration og modularisering<\/strong>: Overgang til indlejrede komponenter, 3D-pakning (3D-IPAC) for at reducere systemst\u00f8rrelsen og forbedre ydeevnen.<\/li>\n\n<li><strong>Optimering af omkostninger<\/strong>: Reduktion af omkostningerne ved h\u00f8jtydende keramiske substrater gennem masseproduktion og procesforbedringer, hvilket udvider deres markedsanvendelse.<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Konklusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p>Keramiske substrater med h\u00f8j varmeledningsevne er blevet uundv\u00e6rlige komponenter til termisk styring i h\u00f8jtydende, h\u00f8jfrekvente applikationer. Det er afg\u00f8rende for ingeni\u00f8rer at have en korrekt forst\u00e5else af materialernes egenskaber og procesvariationer og v\u00e6lge den rigtige type, hvis de skal kunne designe h\u00f8jtydende, yderst p\u00e5lidelige produkter.<\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>I den hurtige udvikling inden for effektelektronik, h\u00f8jfrekvent kommunikation og halvlederteknologi i dag har den stigende effektt\u00e6thed og integrationsniveauet for elektroniske komponenter gjort termisk styring til en central faktor, der bestemmer produktets ydeevne, p\u00e5lidelighed og levetid. Traditionelle organiske PCB-substrater (som FR-4) med deres lave varmeledningsevne (typisk &lt;0,5 W\/m\u00b7K) har sv\u00e6rt ved at im\u00f8dekomme varmen [\u2026]<\/p>","protected":false},"author":1,"featured_media":4382,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[365,111],"class_list":["post-4381","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-ceramic-pcb","tag-pcb"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>High Thermal Conductivity Ceramic PCB Technical Guide - Topfastpcb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"High Thermal Conductivity Ceramic PCB Technical Guide - Topfastpcb\" \/>\n<meta property=\"og:description\" content=\"In the rapid development of power electronics, high-frequency communication, and semiconductor technology today, the increasing power density and integration level of electronic components have made thermal management a core factor determining product performance, reliability, and lifespan. Traditional organic PCB substrates (like FR-4), with their low thermal conductivity (typically &lt;0.5 W\/m\u00b7K), struggle to meet the heat [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/\" \/>\n<meta property=\"og:site_name\" content=\"Topfastpcb\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-24T10:38:58+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-24T10:39:01+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"963\" \/>\n\t<meta property=\"og:image:height\" content=\"637\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"\u6258\u666e\u6cd5\u65af\u7279\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Skrevet af\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6258\u666e\u6cd5\u65af\u7279\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimeret l\u00e6setid\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutter\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/\"},\"author\":{\"name\":\"\u6258\u666e\u6cd5\u65af\u7279\",\"@id\":\"https:\/\/www.topfastpcb.com\/#\/schema\/person\/39870874f1c329f3cd3693593dbdce3a\"},\"headline\":\"High Thermal Conductivity Ceramic PCB Technical Guide\",\"datePublished\":\"2025-09-24T10:38:58+00:00\",\"dateModified\":\"2025-09-24T10:39:01+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/\"},\"wordCount\":1037,\"publisher\":{\"@id\":\"https:\/\/www.topfastpcb.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png\",\"keywords\":[\"Ceramic PCB\",\"PCB\"],\"articleSection\":[\"Knowledge\"],\"inLanguage\":\"da-DK\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/\",\"url\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/\",\"name\":\"High Thermal Conductivity Ceramic PCB Technical Guide - Topfastpcb\",\"isPartOf\":{\"@id\":\"https:\/\/www.topfastpcb.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png\",\"datePublished\":\"2025-09-24T10:38:58+00:00\",\"dateModified\":\"2025-09-24T10:39:01+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#breadcrumb\"},\"inLanguage\":\"da-DK\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"da-DK\",\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#primaryimage\",\"url\":\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png\",\"contentUrl\":\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png\",\"width\":963,\"height\":637,\"caption\":\"High Thermal Conductivity Ceramic PCB\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.topfastpcb.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"High Thermal Conductivity Ceramic PCB Technical Guide\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.topfastpcb.com\/#website\",\"url\":\"https:\/\/www.topfastpcb.com\/\",\"name\":\"Topfastpcb\",\"description\":\"Topfast Prime Choice for Global Electronics Manufacturing\",\"publisher\":{\"@id\":\"https:\/\/www.topfastpcb.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.topfastpcb.com\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"da-DK\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.topfastpcb.com\/#organization\",\"name\":\"Topfastpcb\",\"url\":\"https:\/\/www.topfastpcb.com\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"da-DK\",\"@id\":\"https:\/\/www.topfastpcb.com\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/02\/cropped-topfast-logo.png\",\"contentUrl\":\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/02\/cropped-topfast-logo.png\",\"width\":144,\"height\":56,\"caption\":\"Topfastpcb\"},\"image\":{\"@id\":\"https:\/\/www.topfastpcb.com\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.topfastpcb.com\/#\/schema\/person\/39870874f1c329f3cd3693593dbdce3a\",\"name\":\"\u6258\u666e\u6cd5\u65af\u7279\",\"sameAs\":[\"http:\/\/www.topfastpcb.com\"],\"url\":\"https:\/\/www.topfastpcb.com\/da\/blog\/author\/admin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"High Thermal Conductivity Ceramic PCB Technical Guide - Topfastpcb","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/","og_locale":"da_DK","og_type":"article","og_title":"High Thermal Conductivity Ceramic PCB Technical Guide - Topfastpcb","og_description":"In the rapid development of power electronics, high-frequency communication, and semiconductor technology today, the increasing power density and integration level of electronic components have made thermal management a core factor determining product performance, reliability, and lifespan. Traditional organic PCB substrates (like FR-4), with their low thermal conductivity (typically &lt;0.5 W\/m\u00b7K), struggle to meet the heat [&hellip;]","og_url":"https:\/\/www.topfastpcb.com\/da\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/","og_site_name":"Topfastpcb","article_published_time":"2025-09-24T10:38:58+00:00","article_modified_time":"2025-09-24T10:39:01+00:00","og_image":[{"width":963,"height":637,"url":"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png","type":"image\/png"}],"author":"\u6258\u666e\u6cd5\u65af\u7279","twitter_card":"summary_large_image","twitter_misc":{"Skrevet af":"\u6258\u666e\u6cd5\u65af\u7279","Estimeret l\u00e6setid":"5 minutter"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#article","isPartOf":{"@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/"},"author":{"name":"\u6258\u666e\u6cd5\u65af\u7279","@id":"https:\/\/www.topfastpcb.com\/#\/schema\/person\/39870874f1c329f3cd3693593dbdce3a"},"headline":"High Thermal Conductivity Ceramic PCB Technical Guide","datePublished":"2025-09-24T10:38:58+00:00","dateModified":"2025-09-24T10:39:01+00:00","mainEntityOfPage":{"@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/"},"wordCount":1037,"publisher":{"@id":"https:\/\/www.topfastpcb.com\/#organization"},"image":{"@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png","keywords":["Ceramic PCB","PCB"],"articleSection":["Knowledge"],"inLanguage":"da-DK"},{"@type":"WebPage","@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/","url":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/","name":"High Thermal Conductivity Ceramic PCB Technical Guide - Topfastpcb","isPartOf":{"@id":"https:\/\/www.topfastpcb.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#primaryimage"},"image":{"@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#primaryimage"},"thumbnailUrl":"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png","datePublished":"2025-09-24T10:38:58+00:00","dateModified":"2025-09-24T10:39:01+00:00","breadcrumb":{"@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#breadcrumb"},"inLanguage":"da-DK","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/"]}]},{"@type":"ImageObject","inLanguage":"da-DK","@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#primaryimage","url":"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png","contentUrl":"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/09\/Ceramic-PCB-1.png","width":963,"height":637,"caption":"High Thermal Conductivity Ceramic PCB"},{"@type":"BreadcrumbList","@id":"https:\/\/www.topfastpcb.com\/blog\/high-thermal-conductivity-ceramic-pcb-technical-guide\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.topfastpcb.com\/"},{"@type":"ListItem","position":2,"name":"High Thermal Conductivity Ceramic PCB Technical Guide"}]},{"@type":"WebSite","@id":"https:\/\/www.topfastpcb.com\/#website","url":"https:\/\/www.topfastpcb.com\/","name":"Topfastpcb","description":"Topfast Prime Choice for Global Electronics Manufacturing","publisher":{"@id":"https:\/\/www.topfastpcb.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.topfastpcb.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"da-DK"},{"@type":"Organization","@id":"https:\/\/www.topfastpcb.com\/#organization","name":"Topfastpcb","url":"https:\/\/www.topfastpcb.com\/","logo":{"@type":"ImageObject","inLanguage":"da-DK","@id":"https:\/\/www.topfastpcb.com\/#\/schema\/logo\/image\/","url":"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/02\/cropped-topfast-logo.png","contentUrl":"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/02\/cropped-topfast-logo.png","width":144,"height":56,"caption":"Topfastpcb"},"image":{"@id":"https:\/\/www.topfastpcb.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.topfastpcb.com\/#\/schema\/person\/39870874f1c329f3cd3693593dbdce3a","name":"\u6258\u666e\u6cd5\u65af\u7279","sameAs":["http:\/\/www.topfastpcb.com"],"url":"https:\/\/www.topfastpcb.com\/da\/blog\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/posts\/4381","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/comments?post=4381"}],"version-history":[{"count":1,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/posts\/4381\/revisions"}],"predecessor-version":[{"id":4385,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/posts\/4381\/revisions\/4385"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/media\/4382"}],"wp:attachment":[{"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/media?parent=4381"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/categories?post=4381"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/tags?post=4381"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}