{"id":5924,"date":"2026-07-14T08:27:00","date_gmt":"2026-07-14T00:27:00","guid":{"rendered":"https:\/\/www.topfastpcb.com\/?p=5924"},"modified":"2026-06-25T15:27:53","modified_gmt":"2026-06-25T07:27:53","slug":"pcb-core-and-prepreg","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/","title":{"rendered":"PCB \u00c7ekirdek ve Prepreg Malzemeleri"},"content":{"rendered":"<p>Her \u00e7ok katmanl\u0131 PCB, iki temel malzeme etraf\u0131nda olu\u015fturulur: \u00e7ekirdek ve prepreg. Bitmi\u015f \u00fcr\u00fcnde nadiren g\u00f6r\u00fcnseler de, kart kal\u0131nl\u0131\u011f\u0131n\u0131, katman aral\u0131\u011f\u0131n\u0131, empedans kontrol\u00fcn\u00fc, mekanik stabiliteyi ve \u00fcretim g\u00fcvenilirli\u011fini belirlemede kritik bir rol oynarlar.<\/p><p>\u0130ster basit bir 4 katmanl\u0131 kart, ister karma\u015f\u0131k, y\u00fcksek katman say\u0131s\u0131na sahip bir arka panel \u00fcretiliyor olsun, \u00e7ekirdek ve prepreg malzemelerinin birbirleriyle nas\u0131l etkile\u015fime girdi\u011fini anlamak, katman dizilimi tasar\u0131m\u0131 ve PCB \u00fcretimi a\u00e7\u0131s\u0131ndan hayati \u00f6nem ta\u015f\u0131r.<\/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\/PCB-Core-and-Prepreg-Materials.jpg\" alt=\"PCB \u00c7ekirdek ve Prepreg Malzemeleri\" class=\"wp-image-5925\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/PCB-Core-and-Prepreg-Materials.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/PCB-Core-and-Prepreg-Materials-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/PCB-Core-and-Prepreg-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\">\u0130\u00e7indekiler<\/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\/tr\/blog\/pcb-core-and-prepreg\/#What_Is_PCB_Core_Material\" >PCB \u00c7ekirdek Malzemesi Nedir?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Functions_of_Core_Material\" >\u00c7ekirdek Malzemenin \u0130\u015flevleri<\/a><\/li><\/ul><\/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\/tr\/blog\/pcb-core-and-prepreg\/#What_Is_PCB_Prepreg\" >PCB Prepreg Nedir?<\/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\/tr\/blog\/pcb-core-and-prepreg\/#How_Core_and_Prepreg_Work_Together\" >\u00c7ekirdek ve Prepreg Nas\u0131l Birlikte \u00c7al\u0131\u015f\u0131r?<\/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\/tr\/blog\/pcb-core-and-prepreg\/#Common_Core_Materials\" >Ortak Temel M\u00fcfredat Materyalleri<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Standard_FR4_Core\" >Standart FR4 \u00c7ekirdek<\/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\/tr\/blog\/pcb-core-and-prepreg\/#High_TG_Core_Materials\" >Y\u00fcksek TG De\u011ferine Sahip \u00c7ekirdek Malzemeleri<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#High-Speed_Core_Materials\" >Y\u00fcksek H\u0131zl\u0131 \u00c7ekirdek Malzemeleri<\/a><\/li><\/ul><\/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\/tr\/blog\/pcb-core-and-prepreg\/#Common_Prepreg_Types\" >Yayg\u0131n Prepreg T\u00fcrleri<\/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\/tr\/blog\/pcb-core-and-prepreg\/#Low_Resin_Prepreg\" >D\u00fc\u015f\u00fck Re\u00e7ine \u0130\u00e7erikli Prepreg<\/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\/tr\/blog\/pcb-core-and-prepreg\/#High_Resin_Prepreg\" >Y\u00fcksek Re\u00e7ineli Prepreg<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Core_and_Prepreg_in_Impedance_Control\" >Empedans Kontrol\u00fcnde \u00c7ekirdek ve Prepreg<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Material_Selection_for_Multilayer_PCBs\" >\u00c7ok Katmanl\u0131 PCB\u2019ler i\u00e7in Malzeme Se\u00e7imi<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Electrical_Performance\" >Elektriksel Performans<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Thermal_Requirements\" >Is\u0131l Gereksinimler<\/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\/tr\/blog\/pcb-core-and-prepreg\/#Board_Thickness\" >Levha Kal\u0131nl\u0131\u011f\u0131<\/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\/tr\/blog\/pcb-core-and-prepreg\/#Manufacturing_Capability\" >\u00dcretim Kapasitesi<\/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\/tr\/blog\/pcb-core-and-prepreg\/#Cost_Considerations\" >Maliyet De\u011ferlendirmeleri<\/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\/tr\/blog\/pcb-core-and-prepreg\/#Common_Challenges_During_Lamination\" >Laminasyon S\u0131ras\u0131nda S\u0131k Kar\u015f\u0131la\u015f\u0131lan Zorluklar<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Resin_Starvation\" >Re\u00e7ine Eksikli\u011fi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Excessive_Resin_Flow\" >A\u015f\u0131r\u0131 Re\u00e7ine Ak\u0131\u015f\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Delamination\" >Delaminasyon<\/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\/tr\/blog\/pcb-core-and-prepreg\/#Thickness_Variation\" >Kal\u0131nl\u0131k De\u011fi\u015fimi<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#Why_Material_Compatibility_Matters\" >Malzeme Uyumlulu\u011fu Neden \u00d6nemlidir?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-core-and-prepreg\/#FAQ\" >S\u0131k\u00e7a Sorulan Sorular<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_PCB_Core_Material\"><\/span>PCB \u00c7ekirdek Malzemesi Nedir?<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u00c7ekirdek malzemesi, her iki y\u00fcz\u00fcne bak\u0131r folyo yap\u0131\u015ft\u0131r\u0131lm\u0131\u015f, tamamen sertle\u015fmi\u015f bir laminatt\u0131r.<\/p><p>\u00c7ok katmanl\u0131 bir PCB\u2019nin yap\u0131sal temelini olu\u015fturur ve \u00fcretim a\u015famas\u0131nda sa\u011flaml\u0131k sa\u011flar.<\/p><p>Tipik bir \u00e7ekirdek \u015funlardan olu\u015fur:<\/p><ul class=\"wp-block-list\"><li>Cam elyaf takviyesi<\/li>\n\n<li>Re\u00e7ine sistemi<\/li>\n\n<li>Her iki y\u00fczeyde bak\u0131r folyo<\/li><\/ul><p>Bu yap\u0131, [burada] ele al\u0131nan standart laminat malzemelere benzemektedir. <strong><a href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-laminate-materials\/\">PCB Laminat Malzemeleri Hakk\u0131nda Bilgi<\/a><\/strong>, ancak re\u00e7inenin sertle\u015fme s\u00fcreci \u00e7oktan tamamlanm\u0131\u015f olmas\u0131 d\u0131\u015f\u0131nda.<\/p><p>\u00c7ekirdek malzemeler, farkl\u0131 katmanlama gereksinimlerini kar\u015f\u0131lamak \u00fczere \u00e7ok \u00e7e\u015fitli kal\u0131nl\u0131klarda mevcuttur.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Functions_of_Core_Material\"><\/span>\u00c7ekirdek Malzemenin \u0130\u015flevleri<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u00c7ekirdek katmanlar\u0131 \u015funlar\u0131 sa\u011flar:<\/p><ul class=\"wp-block-list\"><li>Mekanik dayan\u0131m<\/li>\n\n<li>Elektriksel yal\u0131t\u0131m<\/li>\n\n<li>Bak\u0131r deste\u011fi<\/li>\n\n<li>Boyutsal kararl\u0131l\u0131k<\/li><\/ul><p>\u00c7ekirdekler olmasayd\u0131, \u00e7ok katmanl\u0131 kartlar laminasyon ve montaj s\u0131ras\u0131nda yap\u0131sal b\u00fct\u00fcnl\u00fcklerini koruyamazlard\u0131.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Is_PCB_Prepreg\"><\/span>PCB Prepreg Nedir?<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Prepreg, \u201c\u00f6nceden emprenye edilmi\u015f\u201d malzeme anlam\u0131na gelir.<\/p><p>K\u0131smen sertle\u015fmi\u015f re\u00e7ine ile emprenye edilmi\u015f cam elyaf kuma\u015ftan olu\u015fur.<\/p><p>\u00c7ekirdek malzemesinin aksine, prepreg laminasyon \u00f6ncesinde yar\u0131 k\u00fcrlenmi\u015f durumda kal\u0131r.<\/p><p>PCB laminasyon i\u015flemi s\u0131ras\u0131nda, \u0131s\u0131 ve bas\u0131n\u00e7 etkisiyle re\u00e7ine akmaya ba\u015flar ve tamamen sertle\u015ferek biti\u015fik katmanlar\u0131 birbirine yap\u0131\u015ft\u0131r\u0131r.<\/p><p>Bir prepreg tabakas\u0131 genellikle \u015funlar\u0131 i\u00e7erir:<\/p><ul class=\"wp-block-list\"><li>Cam elyaf\u0131 kuma\u015f\u0131<\/li>\n\n<li>K\u0131smen k\u00fcrlenmi\u015f epoksi re\u00e7ine<\/li>\n\n<li>Bak\u0131r folyo yok<\/li><\/ul><p>Temel amac\u0131, \u00e7ekirdek katmanlar\u0131 aras\u0131nda yap\u0131\u015fma sa\u011flamak.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Core_and_Prepreg_Work_Together\"><\/span>\u00c7ekirdek ve Prepreg Nas\u0131l Birlikte \u00c7al\u0131\u015f\u0131r?<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u00c7ok katmanl\u0131 bir PCB, temelde \u00e7ekirdekler ve prepreglerle birbirinden ayr\u0131lm\u0131\u015f bak\u0131r katmanlar\u0131n \u00fcst \u00fcste dizilmesinden olu\u015fur.<\/p><p>\u00d6rne\u011fin, tipik bir 4 katmanl\u0131 y\u0131\u011f\u0131n \u015fu \u015fekilde g\u00f6r\u00fcnebilir:<\/p><pre class=\"wp-block-code\"><code>Bak\u0131r\n\u00c7ekirdek\nBak\u0131r\nPrepreg\nBak\u0131r\n\u00c7ekirdek\nBak\u0131r<\/code><\/pre><p>Laminasyon s\u0131ras\u0131nda:<\/p><ol start=\"1\" class=\"wp-block-list\"><li>Prepreg yumu\u015far.<\/li>\n\n<li>Re\u00e7ine bo\u015fluklara akar.<\/li>\n\n<li>Katmanlar birbirine yap\u0131\u015ft\u0131r\u0131lm\u0131\u015ft\u0131r.<\/li>\n\n<li>Re\u00e7ine tamamen sertle\u015fir.<\/li>\n\n<li>Tek bir sert yap\u0131 olu\u015fur.<\/li><\/ol><p>Bu s\u00fcre\u00e7, modern elektronik cihazlarda kullan\u0131lan \u00e7ok katmanl\u0131 PCB yap\u0131s\u0131n\u0131 olu\u015fturur.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Core_Materials\"><\/span>Ortak Temel M\u00fcfredat Materyalleri<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Standard_FR4_Core\"><\/span>Standart FR4 \u00c7ekirdek<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u00c7ok katmanl\u0131 PCB\u2019lerin \u00e7o\u011funda FR4 \u00e7ekirdek malzemeleri kullan\u0131l\u0131r.<\/p><p>Avantajlar\u0131 \u015funlard\u0131r:<\/p><ul class=\"wp-block-list\"><li>D\u00fc\u015f\u00fck maliyetli<\/li>\n\n<li>\u0130yi mekanik dayan\u0131m<\/li>\n\n<li>Kararl\u0131 i\u015fleme \u00f6zellikleri<\/li>\n\n<li>Geni\u015f eri\u015filebilirlik<\/li><\/ul><p>Genel ama\u00e7l\u0131 elektronik uygulamalar\u0131nda FR4, h\u00e2l\u00e2 en yayg\u0131n olarak kullan\u0131lan se\u00e7enek olmaya devam etmektedir.<\/p><p>FR4 malzemesinin \u00f6zelliklerine a\u015fina olmayan m\u00fchendisler \u015fu kayna\u011fa ba\u015fvurabilirler: <strong><a href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/fr4-pcb-material\/\">FR4 PCB Malzemesi Hakk\u0131nda A\u00e7\u0131klama<\/a><\/strong> daha fazla bilgi i\u00e7in.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High_TG_Core_Materials\"><\/span>Y\u00fcksek TG De\u011ferine Sahip \u00c7ekirdek Malzemeleri<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Daha y\u00fcksek s\u0131cakl\u0131klar\u0131n s\u00f6z konusu oldu\u011fu uygulamalarda genellikle y\u00fcksek TG de\u011ferine sahip \u00e7ekirdekler kullan\u0131l\u0131r.<\/p><p>Avantajlar \u015funlar\u0131 i\u00e7erir:<\/p><ul class=\"wp-block-list\"><li>Geli\u015ftirilmi\u015f termal kararl\u0131l\u0131k<\/li>\n\n<li>Z ekseninde daha az genle\u015fme<\/li>\n\n<li>Kur\u015funsuz montaj s\u0131ras\u0131nda daha y\u00fcksek g\u00fcvenilirlik<\/li><\/ul><p>Bu malzemeler genellikle \u015fu yerlerde bulunur:<\/p><ul class=\"wp-block-list\"><li>Otomotiv elektroni\u011fi<\/li>\n\n<li>End\u00fcstriyel kontroller<\/li>\n\n<li>G\u00fc\u00e7 d\u00f6n\u00fc\u015ft\u00fcrme sistemleri<\/li>\n\n<li>Sunucular<\/li><\/ul><p>Daha \u00f6nce ele al\u0131nd\u0131\u011f\u0131 gibi <strong><a href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/high-tg-fr4-pcb\/\">Y\u00fcksek TG\u2019li FR4 PCB<\/a><\/strong>, daha y\u00fcksek TG de\u011ferleri uzun vadeli g\u00fcvenilirli\u011fi \u00f6nemli \u00f6l\u00e7\u00fcde art\u0131rabilir.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High-Speed_Core_Materials\"><\/span>Y\u00fcksek H\u0131zl\u0131 \u00c7ekirdek Malzemeleri<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Modern ileti\u015fim cihazlar\u0131nda s\u0131kl\u0131kla \u00f6zel d\u00fc\u015f\u00fck kay\u0131pl\u0131 \u00e7ekirdekler kullan\u0131l\u0131r.<\/p><p>\u00d6rnekler \u015funlar\u0131 i\u00e7erir:<\/p><ul class=\"wp-block-list\"><li>Megtron serisi<\/li>\n\n<li>Isola y\u00fcksek h\u0131zl\u0131 malzemeler<\/li>\n\n<li>I-Speed laminatlar<\/li>\n\n<li>D\u00fc\u015f\u00fck kay\u0131pl\u0131 FR4 sistemleri<\/li><\/ul><p>Bu malzemeler, y\u00fcksek veri h\u0131zlar\u0131nda sinyal b\u00fct\u00fcnl\u00fc\u011f\u00fcn\u00fcn korunmas\u0131na yard\u0131mc\u0131 olur.<\/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\/PCB-Core-and-Prepreg-Materials-1.jpg\" alt=\"PCB \u00c7ekirdek ve Prepreg Malzemeleri\" class=\"wp-image-5926\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/PCB-Core-and-Prepreg-Materials-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/PCB-Core-and-Prepreg-Materials-1-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/PCB-Core-and-Prepreg-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_Prepreg_Types\"><\/span>Yayg\u0131n Prepreg T\u00fcrleri<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Prepregler genellikle cam elyaf\u0131 t\u00fcr\u00fcne ve re\u00e7ine i\u00e7eri\u011fine g\u00f6re s\u0131n\u0131fland\u0131r\u0131l\u0131r.<\/p><p>Yayg\u0131n cam elyaf\u0131 modelleri \u015funlard\u0131r:<\/p><ul class=\"wp-block-list\"><li>106<\/li>\n\n<li>1080<\/li>\n\n<li>2113<\/li>\n\n<li>2116<\/li>\n\n<li>7628<\/li><\/ul><p>Her bir model, farkl\u0131 kal\u0131nl\u0131k ve re\u00e7ine \u00f6zellikleri sunar.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Low_Resin_Prepreg\"><\/span>D\u00fc\u015f\u00fck Re\u00e7ine \u0130\u00e7erikli Prepreg<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Teklifler:<\/p><ul class=\"wp-block-list\"><li>Geli\u015ftirilmi\u015f kal\u0131nl\u0131k kontrol\u00fc<\/li>\n\n<li>Azalm\u0131\u015f re\u00e7ine ak\u0131\u015f\u0131<\/li>\n\n<li>Daha iyi boyutsal kararl\u0131l\u0131k<\/li><\/ul><p>Genellikle katman say\u0131s\u0131 fazla olan PCB\u2019lerde kullan\u0131l\u0131r.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High_Resin_Prepreg\"><\/span>Y\u00fcksek Re\u00e7ineli Prepreg<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u015eunlar\u0131 sa\u011flar:<\/p><ul class=\"wp-block-list\"><li>Daha iyi doldurma kapasitesi<\/li>\n\n<li>Geli\u015ftirilmi\u015f yap\u0131\u015fma<\/li>\n\n<li>Geli\u015ftirilmi\u015f dielektrik aral\u0131\u011f\u0131<\/li><\/ul><p>Genellikle daha b\u00fcy\u00fck bak\u0131r elemanlar\u0131n bulundu\u011fu yerlerde kullan\u0131l\u0131r.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Core_and_Prepreg_in_Impedance_Control\"><\/span>Empedans Kontrol\u00fcnde \u00c7ekirdek ve Prepreg<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u00c7ekirdek ve prepreg malzemelerinin en \u00f6nemli i\u015flevlerinden biri, empedans y\u00f6netimidir.<\/p><p>Sinyal empedans\u0131 \u015funlara ba\u011fl\u0131d\u0131r:<\/p><ul class=\"wp-block-list\"><li>Dielektrik sabiti (Dk)<\/li>\n\n<li>Katman aral\u0131\u011f\u0131<\/li>\n\n<li>Bak\u0131r kal\u0131nl\u0131\u011f\u0131<\/li>\n\n<li>Geometri izleme<\/li><\/ul><p>\u00c7ekirde\u011fin veya prepregin kal\u0131nl\u0131\u011f\u0131, sinyal katmanlar\u0131 ile referans d\u00fczlemleri aras\u0131ndaki mesafeyi do\u011frudan etkiler.<\/p><p>K\u00fc\u00e7\u00fck de\u011fi\u015fiklikler bile kontroll\u00fc empedans de\u011ferlerini \u00f6nemli \u00f6l\u00e7\u00fcde etkileyebilir.<\/p><p>Bu nedenle, katman tasar\u0131m\u0131 ve malzeme se\u00e7imi, projenin ba\u015flang\u0131c\u0131ndan itibaren birbiriyle uyumlu hale getirilmelidir.<\/p><p>Dielektrik \u00f6zelliklere ili\u015fkin gelecekteki tart\u0131\u015fmalar \u015fu b\u00f6l\u00fcmde ele al\u0131nacakt\u0131r: <strong>PCB Malzemelerindeki Dk ve Df De\u011ferleri<\/strong>.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Material_Selection_for_Multilayer_PCBs\"><\/span>\u00c7ok Katmanl\u0131 PCB\u2019ler i\u00e7in Malzeme Se\u00e7imi<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u00c7ekirdek ve prepreg malzemeleri se\u00e7erken dikkate al\u0131nmas\u0131 gereken birka\u00e7 fakt\u00f6r vard\u0131r.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Electrical_Performance\"><\/span>Elektriksel Performans<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Y\u00fcksek h\u0131zl\u0131 sinyallerin kullan\u0131ld\u0131\u011f\u0131 uygulamalar, kararl\u0131 dielektrik \u00f6zellikler gerektirir.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Thermal_Requirements\"><\/span>Is\u0131l Gereksinimler<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Daha y\u00fcksek \u00e7al\u0131\u015fma s\u0131cakl\u0131klar\u0131, y\u00fcksek TG\u2019li sistemlerin kullan\u0131lmas\u0131n\u0131 gerektirebilir.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Board_Thickness\"><\/span>Levha Kal\u0131nl\u0131\u011f\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3><p>\u00c7ekirdek ve prepreg kombinasyonlar\u0131, PCB\u2019nin nihai kal\u0131nl\u0131\u011f\u0131n\u0131 belirler.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Manufacturing_Capability\"><\/span>\u00dcretim Kapasitesi<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Baz\u0131 malzemeler, \u00f6zel laminasyon profilleri ve i\u015fleme kontrolleri gerektirir.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cost_Considerations\"><\/span>Maliyet De\u011ferlendirmeleri<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Malzeme se\u00e7imi, mevcut en y\u00fcksek teknik \u00f6zelliklere g\u00f6re de\u011fil, performans gereksinimlerine uygun olarak yap\u0131lmal\u0131d\u0131r.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Common_Challenges_During_Lamination\"><\/span>Laminasyon S\u0131ras\u0131nda S\u0131k Kar\u015f\u0131la\u015f\u0131lan Zorluklar<span class=\"ez-toc-section-end\"><\/span><\/h2><p>Yanl\u0131\u015f malzeme se\u00e7imi, \u00e7e\u015fitli \u00fcretim sorunlar\u0131na yol a\u00e7abilir.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Resin_Starvation\"><\/span>Re\u00e7ine Eksikli\u011fi<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Yetersiz re\u00e7ine ak\u0131\u015f\u0131, bo\u015fluklara veya zay\u0131f yap\u0131\u015fmaya neden olabilir.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Excessive_Resin_Flow\"><\/span>A\u015f\u0131r\u0131 Re\u00e7ine Ak\u0131\u015f\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3><p>A\u015f\u0131r\u0131 re\u00e7ine hareketi, dielektrik aral\u0131\u011f\u0131n\u0131 de\u011fi\u015ftirebilir ve empedans\u0131 etkileyebilir.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Delamination\"><\/span>Delaminasyon<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Malzemeler aras\u0131ndaki uyumsuzluk, termal d\u00f6ng\u00fc s\u0131ras\u0131nda katmanlar\u0131n ayr\u0131lmas\u0131na neden olabilir.<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Thickness_Variation\"><\/span>Kal\u0131nl\u0131k De\u011fi\u015fimi<span class=\"ez-toc-section-end\"><\/span><\/h3><p>Yanl\u0131\u015f prepreg se\u00e7imi, bitmi\u015f levhan\u0131n kal\u0131nl\u0131\u011f\u0131n\u0131n tutars\u0131z olmas\u0131na yol a\u00e7abilir.<\/p><p>Deneyimli PCB \u00fcreticileri, \u00fcretim risklerini en aza indirmek amac\u0131yla katman dizilimi geli\u015ftirme a\u015famas\u0131nda bu fakt\u00f6rleri de\u011ferlendirir.<\/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\/PCB-Core-and-Prepreg-Materials-2.jpg\" alt=\"PCB \u00c7ekirdek ve Prepreg Malzemeleri\" class=\"wp-image-5927\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/PCB-Core-and-Prepreg-Materials-2.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/PCB-Core-and-Prepreg-Materials-2-300x201.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2026\/06\/PCB-Core-and-Prepreg-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=\"Why_Material_Compatibility_Matters\"><\/span>Malzeme Uyumlulu\u011fu Neden \u00d6nemlidir?<span class=\"ez-toc-section-end\"><\/span><\/h2><p>\u00c7ekirdek ve prepreg malzemeleri genellikle ayn\u0131 laminat \u00fcreticisinden temin edilir.<\/p><p>Malzeme sistemlerinin birbiriyle uyumlu olmas\u0131, a\u015fa\u011f\u0131dakilerin sa\u011flanmas\u0131na yard\u0131mc\u0131 olur:<\/p><ul class=\"wp-block-list\"><li>Tutarl\u0131 termal genle\u015fme<\/li>\n\n<li>G\u00fcvenilir yap\u0131\u015ft\u0131rma<\/li>\n\n<li>Kararl\u0131 dielektrik performans\u0131<\/li>\n\n<li>\u00dcretim verimlili\u011finde art\u0131\u015f<\/li><\/ul><p>Uyumsuz malzemelerin kullan\u0131lmas\u0131, \u00fcr\u00fcn\u00fcn kullan\u0131m \u00f6mr\u00fc boyunca g\u00fcvenilirlik sorunlar\u0131na yol a\u00e7abilir.<\/p><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>S\u0131k\u00e7a Sorulan Sorular<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-1782354527137\"><strong class=\"schema-faq-question\">S: \u00c7ekirdek ile prepreg aras\u0131ndaki fark nedir?<\/strong> <p class=\"schema-faq-answer\">C: \u00c7ekirdek malzemesi tamamen sertle\u015fmi\u015ftir ve her iki y\u00fcz\u00fcnde bak\u0131r folyo bulunmaktad\u0131r. Prepreg ise k\u0131smen sertle\u015fmi\u015ftir ve laminasyon s\u0131ras\u0131nda yap\u0131\u015ft\u0131rma tabakas\u0131 g\u00f6revi g\u00f6r\u00fcr.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782354537620\"><strong class=\"schema-faq-question\">S: Prepreg empedans\u0131 etkiler mi?<\/strong> <p class=\"schema-faq-answer\">C: Evet. Prepreg kal\u0131nl\u0131\u011f\u0131 ve dielektrik \u00f6zellikleri, empedans de\u011ferlerini ve sinyal performans\u0131n\u0131 do\u011frudan etkiler.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782354549057\"><strong class=\"schema-faq-question\">S: Ayn\u0131 PCB\u2019de farkl\u0131 prepregler kullan\u0131labilir mi?<\/strong> <p class=\"schema-faq-answer\">C: Evet. Bir\u00e7ok \u00e7ok katmanl\u0131 y\u0131\u011f\u0131n yap\u0131s\u0131nda, belirli kal\u0131nl\u0131k ve elektriksel gereksinimleri kar\u015f\u0131lamak i\u00e7in birden fazla prepreg t\u00fcr\u00fc kullan\u0131l\u0131r.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782354561082\"><strong class=\"schema-faq-question\">S: Prepreg re\u00e7inesinin ak\u0131\u015f\u0131 neden \u00f6nemlidir?<\/strong> <p class=\"schema-faq-answer\">C: Uygun re\u00e7ine ak\u0131\u015f\u0131, katmanlar aras\u0131nda tam bir yap\u0131\u015fmay\u0131 sa\u011flar ve bo\u015fluklar\u0131n veya tabakalar\u0131n ayr\u0131lmas\u0131n\u0131n \u00f6nlenmesine yard\u0131mc\u0131 olur.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782354575228\"><strong class=\"schema-faq-question\">S: T\u00fcm \u00e7ok katmanl\u0131 PCB\u2019lerde prepreg kullan\u0131lmas\u0131 zorunlu mudur?<\/strong> <p class=\"schema-faq-answer\">C: Evet. Prepreg, laminasyon i\u015flemi s\u0131ras\u0131nda \u00e7ekirdek katmanlar\u0131n\u0131 birbirine yap\u0131\u015ft\u0131rmak i\u00e7in vazge\u00e7ilmezdir.<\/p> <\/div> <\/div><p><\/p>","protected":false},"excerpt":{"rendered":"<p>Core and prepreg materials are the building blocks of multilayer PCBs. Core materials provide structural support and electrical insulation, while prepregs bond layers together during lamination. Their thickness, dielectric properties, and resin characteristics directly affect impedance control, board reliability, manufacturing yield, and overall PCB performance.<\/p>","protected":false},"author":1,"featured_media":5928,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[486,484],"class_list":["post-5924","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-pcb-core","tag-pcb-material"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>PCB Core and Prepreg Materials<\/title>\n<meta name=\"description\" content=\"PCB core and prepreg materials, their role in multilayer PCB construction, impedance control, lamination, and material selection for reliable PCB manufacturing.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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