{"id":5938,"date":"2026-07-20T08:41:00","date_gmt":"2026-07-20T00:41:00","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=5938"},"modified":"2026-06-25T15:01:12","modified_gmt":"2026-06-25T07:01:12","slug":"low-loss-pcb-materials","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/","title":{"rendered":"Erl\u00e4uterungen zu Leiterplattenmaterialien mit geringen Verlusten"},"content":{"rendered":"<p>Da die Signalgeschwindigkeiten weiter steigen, sto\u00dfen herk\u00f6mmliche Leiterplattenmaterialien an ihre Leistungsgrenzen. Zwar eignet sich Standard-FR4 nach wie vor f\u00fcr viele Anwendungen, doch moderne Netzwerkger\u00e4te, KI-Rechenplattformen, Hochgeschwindigkeitsspeichersysteme und Kommunikationsinfrastrukturen erfordern h\u00e4ufig Materialien mit geringerem Signalverlust.<\/p><p>Hier kommen Leiterplattenmaterialien mit geringen Verlusten ins Spiel.<\/p><p>Laminate mit geringen Verlusten sind darauf ausgelegt, die dielektrische D\u00e4mpfung zu reduzieren, wodurch Signale \u00fcber gr\u00f6\u00dfere Entfernungen \u00fcbertragen werden k\u00f6nnen, ohne an Integrit\u00e4t einzub\u00fc\u00dfen. Sie haben sich als g\u00e4ngige Wahl in Anwendungen durchgesetzt, die mit Datenraten im Multi-Gigabit-Bereich und hohen Frequenzen arbeiten.<\/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\/Low-Loss-PCB-Materials.jpg\" alt=\"Leiterplattenmaterialien mit geringen Verlusten\" class=\"wp-image-5939\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Low-Loss-PCB-Materials.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Low-Loss-PCB-Materials-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Low-Loss-PCB-Materials-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\">Inhalts\u00fcbersicht<\/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\/de\/blog\/low-loss-pcb-materials\/#What_Makes_a_PCB_Material_Low_Loss\" >Was zeichnet ein verlustarmes Leiterplattenmaterial aus?<\/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\/de\/blog\/low-loss-pcb-materials\/#Why_Standard_FR4_Has_Limitations\" >Warum Standard-FR4 Einschr\u00e4nkungen aufweist<\/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\/de\/blog\/low-loss-pcb-materials\/#Characteristics_of_Low_Loss_Materials\" >Eigenschaften von Materialien mit geringen Verlusten<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/#Lower_Dissipation_Factor\" >Geringerer Verlustfaktor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/#Stable_Dielectric_Constant\" >Stabile Dielektrizit\u00e4tskonstante<\/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\/de\/blog\/low-loss-pcb-materials\/#Improved_High-Frequency_Performance\" >Verbessertes Hochfrequenzverhalten<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/#Better_Reliability\" >H\u00f6here Zuverl\u00e4ssigkeit<\/a><\/li><\/ul><\/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\/de\/blog\/low-loss-pcb-materials\/#Typical_Df_Comparison\" >Typischer Df-Vergleich<\/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\/de\/blog\/low-loss-pcb-materials\/#Common_Types_of_Low_Loss_PCB_Materials\" >G\u00e4ngige Arten von Leiterplattenmaterialien mit geringen Verlusten<\/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\/de\/blog\/low-loss-pcb-materials\/#Enhanced_FR4_Systems\" >Verbesserte FR4-Systeme<\/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\/de\/blog\/low-loss-pcb-materials\/#Hydrocarbon_Ceramic_Materials\" >Kohlenwasserstoff-Keramik-Werkstoffe<\/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\/de\/blog\/low-loss-pcb-materials\/#PTFE-Based_Materials\" >Materialien auf PTFE-Basis<\/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\/de\/blog\/low-loss-pcb-materials\/#High-Speed_Digital_Laminates\" >Digitale Hochgeschwindigkeits-Laminate<\/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\/de\/blog\/low-loss-pcb-materials\/#Applications_That_Benefit_from_Low_Loss_Materials\" >Anwendungen, die von verlustarmen Materialien profitieren<\/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\/de\/blog\/low-loss-pcb-materials\/#Data_Center_Equipment\" >Rechenzentrumsausr\u00fcstung<\/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\/de\/blog\/low-loss-pcb-materials\/#AI_Servers\" >AI-Server<\/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\/de\/blog\/low-loss-pcb-materials\/#Telecommunication_Systems\" >Telekommunikationssysteme<\/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\/de\/blog\/low-loss-pcb-materials\/#High-Speed_Storage_Systems\" >Hochgeschwindigkeits-Speichersysteme<\/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\/de\/blog\/low-loss-pcb-materials\/#Cost_Considerations\" >Kosten\u00fcberlegungen<\/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\/de\/blog\/low-loss-pcb-materials\/#Low_Loss_Materials_and_Stackup_Design\" >Materialien mit geringen Verlusten und Aufbauplanung<\/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\/de\/blog\/low-loss-pcb-materials\/#Choosing_the_Right_Material\" >Die Wahl des richtigen Materials<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/#Data_Rate\" >Datenrate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/#Operating_Frequency\" >Betriebsfrequenz<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/#Channel_Length\" >Kanal-L\u00e4nge<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/#Manufacturing_Requirements\" >Anforderungen an die Fertigung<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/#Budget\" >Budget<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.topfastpcb.com\/de\/blog\/low-loss-pcb-materials\/#FAQ\" >FAQ<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Makes_a_PCB_Material_Low_Loss\"><\/span>Was zeichnet ein verlustarmes Leiterplattenmaterial aus?<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Signalverluste in einer Leiterplatte haben verschiedene Ursachen, darunter Leiterverluste, Oberfl\u00e4chenrauheit, \u00dcberg\u00e4nge an Steckverbindern und dielektrische Verluste.<\/p><p>Unter diesen Faktoren wird der dielektrische Verlust direkt durch das Laminatmaterial selbst beeinflusst.<\/p><p>Ein Material gilt im Allgemeinen als verlustarm, wenn es folgende Eigenschaften aufweist:<\/p><ul class=\"wp-block-list\"><li>Niedriger Verlustfaktor (Df)<\/li>\n\n<li>Stabile Dielektrizit\u00e4tskonstante (Dk)<\/li>\n\n<li>Gleichbleibende elektrische Leistung \u00fcber alle Frequenzbereiche hinweg<\/li>\n\n<li>Reduzierte Einf\u00fcgungsd\u00e4mpfung<\/li><\/ul><p>Wie in <strong><a href=\"https:\/\/www.topfastpcb.com\/de\/blog\/dk-and-df-values-in-pcb-materials\/\">Dk- und Df-Werte in Leiterplattenmaterialien<\/a><\/strong>, der Verlustfaktor ist einer der wichtigsten Indikatoren zur Bewertung des Signalverlustverhaltens.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Standard_FR4_Has_Limitations\"><\/span>Warum Standard-FR4 Einschr\u00e4nkungen aufweist<span class=\"ez-toc-section-end\"><\/span><\/h2><p>FR4 ist nach wie vor das am h\u00e4ufigsten verwendete Leiterplattenmaterial, da es kosteng\u00fcnstig und leicht erh\u00e4ltlich ist.<\/p><p>Mit steigenden Frequenzen und Datenraten verschlechtert sich jedoch seine elektrische Leistung.<\/p><p>Zu den typischen Eigenschaften von FR4 geh\u00f6ren:<\/p><ul class=\"wp-block-list\"><li>Dk: 4,2\u20134,8<\/li>\n\n<li>Df: 0,015\u20130,025<\/li><\/ul><p>F\u00fcr viele Industrie- und Konsumg\u00fcter sind diese Werte v\u00f6llig akzeptabel.<\/p><p>Allerdings gibt es Anwendungen wie:<\/p><ul class=\"wp-block-list\"><li>25G-Ethernet<\/li>\n\n<li>56G PAM4<\/li>\n\n<li>112G-Backplanes<\/li>\n\n<li>Hochgeschwindigkeits-Serverplattformen<\/li><\/ul><p>erfordern oft geringere dielektrische Verluste, als herk\u00f6mmliches FR4 bieten kann.<\/p><p>Leser, die sich noch nicht mit FR4-Materialien auskennen, k\u00f6nnen folgende Informationen zu Rate ziehen: <strong><a href=\"https:\/\/www.topfastpcb.com\/de\/blog\/fr4-pcb-material\/\">Das FR4-Leiterplattenmaterial im Detail<\/a><\/strong> f\u00fcr weitere Hintergrundinformationen.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Characteristics_of_Low_Loss_Materials\"><\/span>Eigenschaften von Materialien mit geringen Verlusten<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Verlustarme Laminate wurden entwickelt, um die Signal\u00fcbertragungsleistung zu verbessern.<\/p><p>Zu den gemeinsamen Merkmalen geh\u00f6ren:<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Lower_Dissipation_Factor\"><\/span>Geringerer Verlustfaktor<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Der gr\u00f6\u00dfte Vorteil ist der geringere dielektrische Verlust.<\/p><p>Niedrigere Df-Werte sind hilfreich:<\/p><ul class=\"wp-block-list\"><li>D\u00e4mpfung minimieren<\/li>\n\n<li>Augendiagramme verbessern<\/li>\n\n<li>Routing-Entfernungen verl\u00e4ngern<\/li>\n\n<li>Die Anforderungen an den Ausgleich reduzieren<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Stable_Dielectric_Constant\"><\/span>Stabile Dielektrizit\u00e4tskonstante<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Materialien mit geringen Verlusten weisen oft \u00fcber breitere Frequenzbereiche hinweg gleichm\u00e4\u00dfigere Dk-Werte auf.<\/p><p>Dadurch wird Folgendes verbessert:<\/p><ul class=\"wp-block-list\"><li>Impedanzkontrolle<\/li>\n\n<li>Signalablauf<\/li>\n\n<li>Anpassung von Differentialpaaren<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Improved_High-Frequency_Performance\"><\/span>Verbessertes Hochfrequenzverhalten<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Viele verlustarme Systeme sind f\u00fcr Frequenzen optimiert, bei denen bei Standard-FR4 eine erhebliche D\u00e4mpfung einsetzt.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Better_Reliability\"><\/span>H\u00f6here Zuverl\u00e4ssigkeit<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Hochwertige Laminatsysteme bieten oft auch eine verbesserte thermische und mechanische Leistungsf\u00e4higkeit.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Typical_Df_Comparison\"><\/span>Typischer Df-Vergleich<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Die folgende Tabelle gibt einen \u00dcberblick \u00fcber die Eigenschaften g\u00e4ngiger Leiterplattenmaterialien.<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Material<\/th><th>Typischer Df<\/th><\/tr><tr><td>Standard FR4<\/td><td>0.015-0.025<\/td><\/tr><tr><td>FR4 mit hohem Glas\u00fcbergangspunkt<\/td><td>0,012\u20130,020<\/td><\/tr><tr><td>FR4 mit geringen Verlusten<\/td><td>0,006\u20130,010<\/td><\/tr><tr><td>Megtron 6<\/td><td>~0.002<\/td><\/tr><tr><td>Rogers 4350B<\/td><td>~0.0037<\/td><\/tr><tr><td>PTFE-Werkstoffe<\/td><td>0,0009\u20130,002<\/td><\/tr><\/tbody><\/table><\/figure><p>Je niedriger der Df-Wert, desto geringer ist der dielektrische Verlust.<\/p><p>Bei der Materialauswahl sollten jedoch stets die allgemeinen Konstruktionsanforderungen ber\u00fccksichtigt werden, anstatt sich auf eine einzelne Spezifikation zu konzentrieren.<\/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\/Low-Loss-PCB-Materials-1.jpg\" alt=\"Leiterplattenmaterialien mit geringen Verlusten\" class=\"wp-image-5940\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Low-Loss-PCB-Materials-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Low-Loss-PCB-Materials-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Low-Loss-PCB-Materials-1-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Types_of_Low_Loss_PCB_Materials\"><\/span>G\u00e4ngige Arten von Leiterplattenmaterialien mit geringen Verlusten<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Enhanced_FR4_Systems\"><\/span>Verbesserte FR4-Systeme<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Viele Laminatlieferanten bieten verbesserte FR4-Formulierungen an, die f\u00fcr Anwendungen mit h\u00f6heren Geschwindigkeiten ausgelegt sind.<\/p><p>Diese Materialien bieten:<\/p><ul class=\"wp-block-list\"><li>Bessere Signalqualit\u00e4t<\/li>\n\n<li>Vertraute Verarbeitungseigenschaften<\/li>\n\n<li>Geringere Kosten im Vergleich zu hochwertigen HF-Laminaten<\/li><\/ul><p>Sie kommen h\u00e4ufig in Netzwerk- und Serverprodukten zum Einsatz.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Hydrocarbon_Ceramic_Materials\"><\/span>Kohlenwasserstoff-Keramik-Werkstoffe<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Diese Laminate kombinieren Kohlenwasserstoffharzsysteme mit keramischen F\u00fcllstoffen.<\/p><p>Die Vorteile umfassen:<\/p><ul class=\"wp-block-list\"><li>Geringerer Verlust<\/li>\n\n<li>Stabile dielektrische Eigenschaften<\/li>\n\n<li>Gute Herstellbarkeit<\/li><\/ul><p>Mehrere g\u00e4ngige HF-Materialien nutzen diesen Ansatz.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PTFE-Based_Materials\"><\/span>Materialien auf PTFE-Basis<span class=\"ez-toc-section-end\"><\/span><\/h3><p>PTFE weist einige der geringsten dielektrischen Verluste auf, die in der Leiterplattenherstellung zu finden sind.<\/p><p>Die Anwendungen umfassen:<\/p><ul class=\"wp-block-list\"><li>Radaranlagen<\/li>\n\n<li>Satellitenkommunikation<\/li>\n\n<li>HF-Verst\u00e4rker<\/li>\n\n<li>Mikrowellenschaltungen<\/li><\/ul><p>Ein eigener Artikel zum Thema <strong>PTFE-Leiterplattenmaterial<\/strong> wird diese Materialien genauer untersuchen.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High-Speed_Digital_Laminates\"><\/span>Digitale Hochgeschwindigkeits-Laminate<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Produkte wie zum Beispiel:<\/p><ul class=\"wp-block-list\"><li>Megtron-Serie<\/li>\n\n<li>Isola I-Speed<\/li>\n\n<li>Tachyon<\/li>\n\n<li>Nelco-Hochgeschwindigkeitswerkstoffe<\/li><\/ul><p>sind speziell f\u00fcr moderne digitale Systeme konzipiert.<\/p><p>Diese Materialien schlie\u00dfen die L\u00fccke zwischen herk\u00f6mmlichem FR4 und speziellen HF-Substraten.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applications_That_Benefit_from_Low_Loss_Materials\"><\/span>Anwendungen, die von verlustarmen Materialien profitieren<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Data_Center_Equipment\"><\/span>Rechenzentrumsausr\u00fcstung<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Moderne Switches und Router arbeiten mit immer h\u00f6heren Datenraten.<\/p><p>Mit zunehmender Kanall\u00e4nge wird der Signalverlust zu einem entscheidenden Auslegungsfaktor.<\/p><p>Materialien mit geringen Verlusten tragen dazu bei, die Signalqualit\u00e4t im gesamten System aufrechtzuerhalten.<\/p><p>Zuk\u00fcnftige Berichte werden folgende Themen behandeln: <strong>Leiterplattenmaterialien f\u00fcr Rechenzentrumsausr\u00fcstung<\/strong>.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"AI_Servers\"><\/span>AI-Server<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Eine KI-Infrastruktur erfordert eine Hochgeschwindigkeitskommunikation zwischen Prozessoren, Beschleunigern und Speicherger\u00e4ten.<\/p><p>Verlustarme Laminate tragen dazu bei:<\/p><ul class=\"wp-block-list\"><li>Hohe Bandbreite<\/li>\n\n<li>Geringere Latenz<\/li>\n\n<li>Verbesserte Signalintegrit\u00e4t<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Telecommunication_Systems\"><\/span>Telekommunikationssysteme<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Die Anwendungen umfassen:<\/p><ul class=\"wp-block-list\"><li>Optische Netzwerke<\/li>\n\n<li>5G-Infrastruktur<\/li>\n\n<li>Backhaul-Ausr\u00fcstung<\/li>\n\n<li>Hardware f\u00fcr die drahtlose Kommunikation<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High-Speed_Storage_Systems\"><\/span>Hochgeschwindigkeits-Speichersysteme<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Speicherplattformen f\u00fcr Unternehmen setzen h\u00e4ufig auf Materialien mit geringen Verlusten, um Hochgeschwindigkeitsschnittstellen und lange Signalwege zu unterst\u00fctzen.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cost_Considerations\"><\/span>Kosten\u00fcberlegungen<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Ein Grund f\u00fcr die anhaltende Beliebtheit von Standard-FR4 sind die Kosten.<\/p><p>Materialien mit geringen Verlusten erh\u00f6hen in der Regel die Kosten f\u00fcr die Leiterplattenfertigung aus folgenden Gr\u00fcnden:<\/p><ul class=\"wp-block-list\"><li>H\u00f6here Preise f\u00fcr Laminat<\/li>\n\n<li>Komplexere Anforderungen an den Laminataufbau<\/li>\n\n<li>Zus\u00e4tzlicher Entwicklungsaufwand<\/li><\/ul><p>Die Leistungsvorteile m\u00fcssen die zus\u00e4tzlichen Kosten rechtfertigen.<\/p><p>In vielen F\u00e4llen sind Materialien mit geringen Verlusten nur f\u00fcr bestimmte Schichten erforderlich, sodass Entwickler Hybrid-Schichtaufbauten verwenden k\u00f6nnen, die ein ausgewogenes Verh\u00e4ltnis zwischen Leistung und Kosten gew\u00e4hrleisten.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Low_Loss_Materials_and_Stackup_Design\"><\/span>Materialien mit geringen Verlusten und Aufbauplanung<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Die Materialauswahl ist untrennbar mit der Schichtplanung verbunden.<\/p><p>Zu den Faktoren, die gemeinsam bewertet werden sollten, geh\u00f6ren:<\/p><ul class=\"wp-block-list\"><li>Anzahl der Schichten<\/li>\n\n<li>Kernst\u00e4rke<\/li>\n\n<li>Auswahl der Prepregs<\/li>\n\n<li>Rauheit des Kupfers<\/li>\n\n<li>Ziel-Impedanz<\/li><\/ul><p>Wie bereits in <strong><a href=\"https:\/\/www.topfastpcb.com\/de\/blog\/pcb-core-and-prepreg\/\">Leiterplattenkerne und Prepreg-Materialien<\/a><\/strong>, Der dielektrische Abstand wirkt sich direkt auf die Impedanz und das Signalverhalten aus.<\/p><p>Ein gut durchdachter Schichtaufbau tr\u00e4gt oft ebenso viel zur Leistung bei wie das Material selbst.<\/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\/Low-Loss-PCB-Materials-2.jpg\" alt=\"Leiterplattenmaterialien mit geringen Verlusten\" class=\"wp-image-5941\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Low-Loss-PCB-Materials-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Low-Loss-PCB-Materials-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/Low-Loss-PCB-Materials-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Choosing_the_Right_Material\"><\/span>Die Wahl des richtigen Materials<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Bei der Bewertung von Laminaten mit geringen Verlusten sollten Ingenieure Folgendes ber\u00fccksichtigen:<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Data_Rate\"><\/span>Datenrate<span class=\"ez-toc-section-end\"><\/span><\/h3><p>H\u00f6here Datenraten erh\u00f6hen in der Regel die Bedeutung geringer dielektrischer Verluste.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Operating_Frequency\"><\/span>Betriebsfrequenz<span class=\"ez-toc-section-end\"><\/span><\/h3><p>F\u00fcr HF- und Mikrowellen-Schaltungen werden h\u00e4ufig spezielle Materialien ben\u00f6tigt.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Channel_Length\"><\/span>Kanal-L\u00e4nge<span class=\"ez-toc-section-end\"><\/span><\/h3><p>L\u00e4ngere Signalwege profitieren in der Regel st\u00e4rker von verlustarmen Materialien.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Manufacturing_Requirements\"><\/span>Anforderungen an die Fertigung<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Bestimmte Materialien erfordern spezielle Bohr-, Laminier- oder Bearbeitungsverfahren.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Budget\"><\/span>Budget<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Die Materialauswahl sollte auf die Leistungsziele des Produkts und die Markterwartungen abgestimmt sein.<\/p><p>Das Ziel besteht nicht darin, das Material mit den geringsten Verlusten zu w\u00e4hlen, sondern das f\u00fcr die jeweilige Anwendung am besten geeignete Material.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>FAQ<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-1782369858481\"><strong class=\"schema-faq-question\">F: Was ist ein Leiterplattenmaterial mit geringen Verlusten?<\/strong> <p class=\"schema-faq-answer\">A: Ein verlustarmes Leiterplattenmaterial ist ein Laminat, das darauf ausgelegt ist, die dielektrische D\u00e4mpfung zu verringern und die Signalintegrit\u00e4t bei hohen Frequenzen oder hohen Datenraten zu verbessern.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782369873722\"><strong class=\"schema-faq-question\">F: Warum sind Materialien mit geringen Verlusten wichtig?<\/strong> <p class=\"schema-faq-answer\">A: Sie tragen dazu bei, Signalverluste zu minimieren, sodass Signale \u00fcber gr\u00f6\u00dfere Entfernungen mit besserer Qualit\u00e4t \u00fcbertragen werden k\u00f6nnen.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782369886352\"><strong class=\"schema-faq-question\">F: Ist verlustarmes Material dasselbe wie HF-Material?<\/strong> <p class=\"schema-faq-answer\">A: Nicht immer. Manche Materialien mit geringen Verlusten sind eher f\u00fcr digitale Hochgeschwindigkeitssysteme als f\u00fcr HF-Anwendungen konzipiert.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782369900034\"><strong class=\"schema-faq-question\">F: Kann herk\u00f6mmliches FR4 f\u00fcr Hochgeschwindigkeits-Leiterplatten verwendet werden?<\/strong> <p class=\"schema-faq-answer\">A: In manchen F\u00e4llen ja. Allerdings erfordern sehr hohe Datenraten oft Materialien mit geringeren dielektrischen Verlusten.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782369914419\"><strong class=\"schema-faq-question\">F: In welchen Branchen werden Laminate mit geringen Verlusten \u00fcblicherweise eingesetzt?<\/strong> <p class=\"schema-faq-answer\">A: In den Bereichen Netzwerktechnik, Telekommunikation, KI-Rechenleistung, Rechenzentren, Luft- und Raumfahrt sowie moderne Industrieelektronik kommen h\u00e4ufig verlustarme Leiterplattenmaterialien zum Einsatz.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>Leiterplattenmaterialien mit geringen Verlusten wurden entwickelt, um die dielektrische D\u00e4mpfung zu reduzieren und die Signalintegrit\u00e4t in digitalen Hochgeschwindigkeits- und HF-Anwendungen zu verbessern. Im Vergleich zu Standard-FR4 bieten diese Laminate niedrigere Verlustfaktoren, stabilere dielektrische Eigenschaften und eine bessere Leistung bei hohen Frequenzen. Sie finden breite Anwendung in Netzwerkger\u00e4ten, KI-Servern, Rechenzentren, Telekommunikationsinfrastruktur und fortschrittlichen Rechenplattformen.<\/p>","protected":false},"author":1,"featured_media":5942,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[484],"class_list":["post-5938","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-pcb-material"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Low Loss PCB Materials Explained<\/title>\n<meta name=\"description\" content=\"Discover how low loss PCB materials improve signal integrity, reduce insertion loss, and support high-speed digital and RF applications. 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