{"id":5956,"date":"2026-07-29T08:33:00","date_gmt":"2026-07-29T00:33:00","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=5956"},"modified":"2026-06-25T16:15:27","modified_gmt":"2026-06-25T08:15:27","slug":"rogers-4350b-vs-4003c","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/","title":{"rendered":"Sammenligning af Rogers 4350B og Rogers 4003C"},"content":{"rendered":"<p>Rogers 4350B og Rogers 4003C er blandt de mest udbredte h\u00f8jfrekvente printpladematerialer i elektronikindustrien. Begge h\u00f8rer til Rogers RO4000-serien og v\u00e6lges ofte til anvendelser inden for RF, mikrob\u00f8lger, tr\u00e5dl\u00f8s kommunikation, rumfart og netv\u00e6rk.<\/p><p>Da deres elektriske egenskaber ligger relativt t\u00e6t p\u00e5 hinanden, sammenligner ingeni\u00f8rer ofte disse to materialer, n\u00e5r de vurderer ydeevne, fremstillbarhed og de samlede projektomkostninger.<\/p><p>Selvom de har mange ligheder, er der vigtige forskelle, der kan have indflydelse p\u00e5 materialevalget.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared.jpg\" alt=\"Sammenligning af Rogers 4350B og Rogers 4003C\" class=\"wp-image-5957\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><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\/rogers-4350b-vs-4003c\/#Understanding_the_RO4000_Series\" >En introduktion til RO4000-serien<\/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\/rogers-4350b-vs-4003c\/#Overview_of_Rogers_4350B\" >Oversigt over Rogers 4350B<\/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\/rogers-4350b-vs-4003c\/#Overview_of_Rogers_4003C\" >Oversigt over Rogers 4003C<\/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\/rogers-4350b-vs-4003c\/#Electrical_Performance_Comparison\" >Sammenligning af elektrisk ydeevne<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Dielectric_Constant\" >Dielektrisk konstant<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Dissipation_Factor\" >Dissipationsfaktor<\/a><\/li><\/ul><\/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\/rogers-4350b-vs-4003c\/#Thermal_Performance\" >Termisk ydeevne<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Manufacturing_Considerations\" >Overvejelser vedr\u00f8rende fremstilling<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Applications_for_Rogers_4350B\" >Anvendelsesmuligheder for Rogers 4350B<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Power_Amplifiers\" >Effektforst\u00e6rkere<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Base_Station_Equipment\" >Udstyr til basestation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Automotive_Radar\" >Radar til biler<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Mixed_RF_and_Digital_Designs\" >Blandede RF- og digitale konstruktioner<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Applications_for_Rogers_4003C\" >Anvendelsesomr\u00e5der for Rogers 4003C<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Microwave_Communication_Systems\" >Mikrob\u00f8lgekommunikationssystemer<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Antenna_Circuits\" >Antennekredsl\u00f8b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Satellite_Communication_Equipment\" >Satellitkommunikationsudstyr<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Precision_RF_Modules\" >Pr\u00e6cisions-RF-moduler<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Hybrid_Stackups_with_FR4\" >Hybridkonstruktioner med FR4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#Which_Material_Should_You_Choose\" >Hvilket materiale skal du v\u00e6lge?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-4350b-vs-4003c\/#FAQ\" >OFTE STILLEDE SP\u00d8RGSM\u00c5L<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Understanding_the_RO4000_Series\"><\/span>En introduktion til RO4000-serien<span class=\"ez-toc-section-end\"><\/span><\/h2><p>RO4000-serien blev udviklet for at udfylde hullet mellem konventionelle FR4-materialer og PTFE-baserede RF-laminater.<\/p><p>Sammenlignet med PTFE-materialer tilbyder RO4000-serien:<\/p><ul class=\"wp-block-list\"><li>Enklere fremstilling<\/li>\n\n<li>Forbedret dimensionsstabilitet<\/li>\n\n<li>Bedre kompatibilitet i produktionen<\/li>\n\n<li>Mindre kompleksitet i behandlingen<\/li><\/ul><p>Sammenlignet med standard FR4 tilbyder RO4000-materialer:<\/p><ul class=\"wp-block-list\"><li>Lavere dielektrisk tab<\/li>\n\n<li>Mere stabile dielektriske egenskaber<\/li>\n\n<li>Bedre ydeevne ved h\u00f8je frekvenser<\/li><\/ul><p>L\u00e6sere, der ikke er bekendt med Rogers-produktfamilien, kan f\u00f8rst l\u00e6se <strong><a href=\"https:\/\/www.topfastpcb.com\/da\/blog\/rogers-pcb-material\/\">Rogers-printplademateriale<\/a><\/strong> for yderligere baggrundsinformation.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Overview_of_Rogers_4350B\"><\/span>Oversigt over Rogers 4350B<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Rogers 4350B er et af de mest anvendte RF-laminater p\u00e5 verdensplan.<\/p><p>Typiske materialegenskaber omfatter:<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Ejendom<\/th><th>Rogers 4350B<\/th><\/tr><tr><td>Dk (10 GHz)<\/td><td>3.48<\/td><\/tr><tr><td>Df (10 GHz)<\/td><td>0.0037<\/td><\/tr><tr><td>Termisk ledningsevne<\/td><td>0,69 W\/m\u00b7K<\/td><\/tr><tr><td>TG<\/td><td>&gt;280 \u00b0C<\/td><\/tr><tr><td>Absorption af fugt<\/td><td>Lav<\/td><\/tr><\/tbody><\/table><\/figure><p>De vigtigste fordele er:<\/p><ul class=\"wp-block-list\"><li>Fremragende dimensionsstabilitet<\/li>\n\n<li>God termisk ydeevne<\/li>\n\n<li>P\u00e5lidelig ydeevne ved gennempladerede huller<\/li>\n\n<li>Bred anerkendelse i branchen<\/li><\/ul><p>P\u00e5 grund af sine afbalancerede egenskaber anvendes Rogers 4350B ofte i b\u00e5de kommercielle og industrielle RF-produkter.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Overview_of_Rogers_4003C\"><\/span>Oversigt over Rogers 4003C<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Rogers 4003C er et andet kulbrinte-keramisk laminat, der er udviklet til RF- og mikrob\u00f8lgeanvendelser.<\/p><p>Typiske egenskaber omfatter:<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Ejendom<\/td><td>Rogers 4003C<\/td><\/tr><tr><td>Dk (10 GHz)<\/td><td>3.55<\/td><\/tr><tr><td>Df (10 GHz)<\/td><td>0.0027<\/td><\/tr><tr><td>Termisk ledningsevne<\/td><td>0,71 W\/m\u00b7K<\/td><\/tr><tr><td>Absorption af fugt<\/td><td>Lav<\/td><\/tr><tr><td>Proceskompatibilitet<\/td><td>Fremragende<\/td><\/tr><\/tbody><\/table><\/figure><p>Det lavere dielektriske tab g\u00f8r det attraktivt til konstruktioner, der fungerer ved h\u00f8jere frekvenser eller kr\u00e6ver l\u00e6ngere RF-transmissionsveje.<\/p><p>Rogers 4003C anvendes i vid udstr\u00e6kning inden for:<\/p><ul class=\"wp-block-list\"><li>Tr\u00e5dl\u00f8se kommunikationssystemer<\/li>\n\n<li>RF-moduler<\/li>\n\n<li>Antennekonstruktioner<\/li>\n\n<li>Mikrob\u00f8lgekredsl\u00f8b<\/li><\/ul><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-1.jpg\" alt=\"Sammenligning af Rogers 4350B og Rogers 4003C\" class=\"wp-image-5958\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Electrical_Performance_Comparison\"><\/span>Sammenligning af elektrisk ydeevne<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Elektriske egenskaber er ofte den vigtigste \u00e5rsag til, at ingeni\u00f8rer v\u00e6lger et materiale frem for et andet.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dielectric_Constant\"><\/span>Dielektrisk konstant<span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Materiale<\/td><td>Dk<\/td><\/tr><tr><td>Rogers 4350B<\/td><td>3.48<\/td><\/tr><tr><td>Rogers 4003C<\/td><td>3.55<\/td><\/tr><\/tbody><\/table><\/figure><p>Forskellen er forholdsvis lille.<\/p><p>I de fleste praktiske konstruktioner sikrer begge materialer en fremragende impedansregulering og en forudsigelig signaladf\u00e6rd.<\/p><p>Som beskrevet i <strong><a href=\"https:\/\/www.topfastpcb.com\/da\/blog\/dk-and-df-values-in-pcb-materials\/\">Dk- og Df-v\u00e6rdier i PCB-materialer<\/a><\/strong>, er stabile dielektriske egenskaber ofte vigtigere end selve den n\u00f8jagtige Dk-v\u00e6rdi.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Dissipation_Factor\"><\/span>Dissipationsfaktor<span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Materiale<\/td><td>Df<\/td><\/tr><tr><td>Rogers 4350B<\/td><td>0.0037<\/td><\/tr><tr><td>Rogers 4003C<\/td><td>0.0027<\/td><\/tr><\/tbody><\/table><\/figure><p>Rogers 4003C har et lidt lavere dielektrisk tab.<\/p><p>Til anvendelser, der omfatter:<\/p><ul class=\"wp-block-list\"><li>H\u00f8jere frekvenser<\/li>\n\n<li>L\u00e6ngere transmissionsledninger<\/li>\n\n<li>Mere strenge krav til radiofrekvenser<\/li><\/ul><p>kan denne fordel blive af betydning.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Thermal_Performance\"><\/span>Termisk ydeevne<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Termisk stabilitet er et andet vigtigt aspekt.<\/p><p>Begge materialer har betydeligt bedre ydeevne end konventionelle FR4-systemer.<\/p><p>Fordelene omfatter:<\/p><ul class=\"wp-block-list\"><li>Forbedret dimensionsstabilitet<\/li>\n\n<li>Bedre p\u00e5lidelighed ved termiske cyklusser<\/li>\n\n<li>Mindre udvidelse under samling<\/li><\/ul><p>For ingeni\u00f8rer, der skifter fra standardlaminater, bliver forskellene mere tydelige i komplekse flerlagsstrukturer.<\/p><p>De, der arbejder med konventionelle materialer, kan med fordel l\u00e6se <strong><a href=\"https:\/\/www.topfastpcb.com\/da\/blog\/high-tg-fr4-pcb\/\">FR4-printplade med h\u00f8j TG-v\u00e6rdi<\/a><\/strong> for at forst\u00e5, hvordan den termiske ydeevne p\u00e5virker p\u00e5lideligheden.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Manufacturing_Considerations\"><\/span>Overvejelser vedr\u00f8rende fremstilling<span class=\"ez-toc-section-end\"><\/span><\/h2><p>En af grundene til, at RO4000-serien fortsat er popul\u00e6r, er dens kompatibilitet i produktionen.<\/p><p>Sammenlignet med PTFE-laminater:<\/p><ul class=\"wp-block-list\"><li>Det er nemmere at bore<\/li>\n\n<li>Laminering er mere ligetil<\/li>\n\n<li>Kobberets vedh\u00e6ftning er fremragende<\/li>\n\n<li>Fremstillingsomkostningerne er generelt lavere<\/li><\/ul><p>Mange PCB-producenter forarbejder Rogers 4350B og 4003C ved hj\u00e6lp af udstyr, der ligner det, der anvendes til produktion af FR4.<\/p><p>Dette mindsker kompleksiteten i fremstillingsprocessen og bidrager til at forkorte leveringstiderne.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applications_for_Rogers_4350B\"><\/span>Anvendelsesmuligheder for Rogers 4350B<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Rogers 4350B v\u00e6lges ofte til:<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Power_Amplifiers\"><\/span>Effektforst\u00e6rkere<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Dens termiske stabilitet g\u00f8r den velegnet til RF-effektanvendelser.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Base_Station_Equipment\"><\/span>Udstyr til basestation<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Produkter til tr\u00e5dl\u00f8s infrastruktur anvender ofte 4350B for at sikre p\u00e5lidelig RF-ydeevne.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Automotive_Radar\"><\/span>Radar til biler<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Materialet fungerer godt i radar- og avancerede f\u00f8rerassistancesystemer.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Mixed_RF_and_Digital_Designs\"><\/span>Blandede RF- og digitale konstruktioner<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Dens fleksibilitet i produktionen g\u00f8r den attraktiv til hybridkonstruktioner.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applications_for_Rogers_4003C\"><\/span>Anvendelsesomr\u00e5der for Rogers 4003C<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Rogers 4003C findes ofte i:<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Microwave_Communication_Systems\"><\/span>Mikrob\u00f8lgekommunikationssystemer<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Et lavere dielektrisk tab bidrager til en forbedret signaloverf\u00f8rsel.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Antenna_Circuits\"><\/span>Antennekredsl\u00f8b<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Stabile elektriske egenskaber bidrager til at sikre en forudsigelig antenneadf\u00e6rd.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Satellite_Communication_Equipment\"><\/span>Satellitkommunikationsudstyr<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Lavt tab og p\u00e5lidelig RF-ydeevne er vigtige faktorer i luftfarts- og rumfartsmilj\u00f8er.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Precision_RF_Modules\"><\/span>Pr\u00e6cisions-RF-moduler<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Mange RF-frontend-moduler anvender 4003C for at minimere signald\u00e6mpningen.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hybrid_Stackups_with_FR4\"><\/span>Hybridkonstruktioner med FR4<span class=\"ez-toc-section-end\"><\/span><\/h2><p>I mange produkter er det kun en del af printkortet, der kr\u00e6ver materialer af RF-kvalitet.<\/p><p>Designere skaber ofte hybridopbygninger, der kombinerer:<\/p><ul class=\"wp-block-list\"><li>Rogers 4350B eller 4003C<\/li>\n\n<li>FR4-kerner<\/li>\n\n<li>Standard-prepregs<\/li><\/ul><p>Denne tilgang byder p\u00e5:<\/p><ul class=\"wp-block-list\"><li>Lavere materialeomkostninger<\/li>\n\n<li>Forenklet fremstilling<\/li>\n\n<li>Bedre samlet \u00f8konomi i projektet<\/li><\/ul><p>Hybridkonstruktioner anvendes ofte i kommunikationsprodukter, der indeholder b\u00e5de RF- og digitale kredsl\u00f8b.<\/p><p>For yderligere oplysninger om konstruktion med lag p\u00e5 lag, se <strong><a href=\"https:\/\/www.topfastpcb.com\/da\/blog\/pcb-core-and-prepreg\/\">PCB-kerne- og prepreg-materialer<\/a><\/strong>.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"402\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-2.jpg\" alt=\"Sammenligning af Rogers 4350B og Rogers 4003C\" class=\"wp-image-5959\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Rogers-4350B-and-Rogers-4003C-Compared-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Which_Material_Should_You_Choose\"><\/span>Hvilket materiale skal du v\u00e6lge?<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Svaret afh\u00e6nger af designprioriteterne.<\/p><p>Rogers 4350B v\u00e6lges ofte, n\u00e5r:<\/p><ul class=\"wp-block-list\"><li>Termisk stabilitet er vigtig<\/li>\n\n<li>Der er behov for fleksibilitet i produktionen<\/li>\n\n<li>Erfaringer med anvendelse i branchen foretr\u00e6kkes<\/li><\/ul><p>Rogers 4003C v\u00e6lges ofte, n\u00e5r:<\/p><ul class=\"wp-block-list\"><li>Der kr\u00e6ves et lavere dielektrisk tab<\/li>\n\n<li>RF-ydeevnen er det prim\u00e6re m\u00e5l<\/li>\n\n<li>Signald\u00e6mpningen skal minimeres<\/li><\/ul><p>I mange tilf\u00e6lde kan begge materialer opfylde projektkravene.<\/p><p>Den endelige beslutning p\u00e5virkes ofte af:<\/p><ul class=\"wp-block-list\"><li>Frekvensomr\u00e5de<\/li>\n\n<li>Krav til stabling<\/li>\n\n<li>Tilg\u00e6ngelighed<\/li>\n\n<li>M\u00e5l for omkostninger<\/li>\n\n<li>Pr\u00e6ferencer vedr\u00f8rende fremstilling<\/li><\/ul><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>OFTE STILLEDE SP\u00d8RGSM\u00c5L<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1782374238860\"><strong class=\"schema-faq-question\">Sp\u00f8rgsm\u00e5l: Hvad er forskellen mellem Rogers 4350B og Rogers 4003C?<\/strong> <p class=\"schema-faq-answer\">A: De v\u00e6sentligste forskelle er dielektricitetskonstanten og dissipationsfaktoren. Rogers 4003C har et lidt lavere tab, mens Rogers 4350B ofte foretr\u00e6kkes p\u00e5 grund af dets termiske stabilitet og udbredte anvendelse i industrien.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782374251597\"><strong class=\"schema-faq-question\">Sp\u00f8rgsm\u00e5l: Hvilket materiale har det laveste dielektriske tab?<\/strong> <p class=\"schema-faq-answer\">A: Rogers 4003C har generelt en lavere dissipationsfaktor end Rogers 4350B.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782374261779\"><strong class=\"schema-faq-question\">Sp\u00f8rgsm\u00e5l: Er Rogers 4350B egnet til mikrob\u00f8lgeanvendelser?<\/strong> <p class=\"schema-faq-answer\">A: Ja. Rogers 4350B anvendes i vid udstr\u00e6kning i RF- og mikrob\u00f8lgekredsl\u00f8b, herunder antenner, forst\u00e6rkere og tr\u00e5dl\u00f8s infrastruktur.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782374333871\"><strong class=\"schema-faq-question\">Sp\u00f8rgsm\u00e5l: Kan Rogers 4003C erstatte Rogers 4350B?<\/strong> <p class=\"schema-faq-answer\">A: I mange anvendelser, ja. Den endelige beslutning b\u00f8r dog tr\u00e6ffes p\u00e5 baggrund af de elektriske, termiske og produktionsm\u00e6ssige krav.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782374348970\"><strong class=\"schema-faq-question\">Sp\u00f8rgsm\u00e5l: Er begge materialer bedre end FR4 til RF-kredsl\u00f8b?<\/strong> <p class=\"schema-faq-answer\">A: Ja. Begge materialer har et lavere dielektrisk tab og mere stabile elektriske egenskaber end standard FR4.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>Rogers 4350B and Rogers 4003C are two of the most widely used RF laminate materials in PCB manufacturing. Both provide excellent high-frequency performance, low dielectric loss, and reliable manufacturability. While Rogers 4003C offers slightly lower loss, Rogers 4350B is often chosen for its thermal stability and broad industry acceptance. Understanding their differences helps engineers select the most suitable material for RF, microwave, and communication applications.<\/p>","protected":false},"author":1,"featured_media":5960,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[484,491],"class_list":["post-5956","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-pcb-material","tag-rogers"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Rogers 4350B and Rogers 4003C Compared<\/title>\n<meta name=\"description\" content=\"Compare Rogers 4350B and Rogers 4003C PCB materials, including dielectric constant, dissipation factor, thermal performance, applications, and material selection considerations.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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What is the difference between Rogers 4350B and Rogers 4003C?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A: The primary differences are dielectric constant and dissipation factor. Rogers 4003C offers slightly lower loss, while Rogers 4350B is often preferred for its thermal stability and broad industry adoption.\",\"inLanguage\":\"da-DK\"},\"inLanguage\":\"da-DK\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374251597\",\"position\":2,\"url\":\"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374251597\",\"name\":\"Q: Which material has lower dielectric loss?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A: Rogers 4003C generally has a lower dissipation factor than Rogers 4350B.\",\"inLanguage\":\"da-DK\"},\"inLanguage\":\"da-DK\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374261779\",\"position\":3,\"url\":\"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374261779\",\"name\":\"Q: Is Rogers 4350B suitable for microwave applications?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A: Yes. 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However, the final decision should be based on electrical, thermal, and manufacturing requirements.\",\"inLanguage\":\"da-DK\"},\"inLanguage\":\"da-DK\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374348970\",\"position\":5,\"url\":\"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374348970\",\"name\":\"Q: Are both materials better than FR4 for RF circuits?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A: Yes. 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What is the difference between Rogers 4350B and Rogers 4003C?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: The primary differences are dielectric constant and dissipation factor. Rogers 4003C offers slightly lower loss, while Rogers 4350B is often preferred for its thermal stability and broad industry adoption.","inLanguage":"da-DK"},"inLanguage":"da-DK"},{"@type":"Question","@id":"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374251597","position":2,"url":"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374251597","name":"Q: Which material has lower dielectric loss?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: Rogers 4003C generally has a lower dissipation factor than Rogers 4350B.","inLanguage":"da-DK"},"inLanguage":"da-DK"},{"@type":"Question","@id":"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374261779","position":3,"url":"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374261779","name":"Q: Is Rogers 4350B suitable for microwave applications?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: Yes. Rogers 4350B is widely used in RF and microwave circuits, including antennas, amplifiers, and wireless infrastructure.","inLanguage":"da-DK"},"inLanguage":"da-DK"},{"@type":"Question","@id":"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374333871","position":4,"url":"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374333871","name":"Q: Can Rogers 4003C replace Rogers 4350B?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: In many applications, yes. However, the final decision should be based on electrical, thermal, and manufacturing requirements.","inLanguage":"da-DK"},"inLanguage":"da-DK"},{"@type":"Question","@id":"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374348970","position":5,"url":"https:\/\/www.topfastpcb.com\/blog\/rogers-4350b-vs-4003c\/#faq-question-1782374348970","name":"Q: Are both materials better than FR4 for RF circuits?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"A: Yes. Both materials offer lower dielectric loss and more stable electrical properties than standard FR4.","inLanguage":"da-DK"},"inLanguage":"da-DK"}]}},"_links":{"self":[{"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/posts\/5956","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=5956"}],"version-history":[{"count":1,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/posts\/5956\/revisions"}],"predecessor-version":[{"id":5961,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/posts\/5956\/revisions\/5961"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/media\/5960"}],"wp:attachment":[{"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/media?parent=5956"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/categories?post=5956"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.topfastpcb.com\/da\/wp-json\/wp\/v2\/tags?post=5956"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}