{"id":2334,"date":"2025-05-05T18:01:35","date_gmt":"2025-05-05T09:31:35","guid":{"rendered":"http:\/\/topfastpcbb.ru\/?p=2334"},"modified":"2025-05-06T14:46:44","modified_gmt":"2025-05-06T06:16:44","slug":"8-layer-pcb-stackup","status":"publish","type":"post","link":"https:\/\/www.topfastpcb.com\/tr\/blog\/8-layer-pcb-stackup\/","title":{"rendered":"8 Katmanl\u0131 PCB \u0130stifleme"},"content":{"rendered":"<p>8 katmanl\u0131 PCB lamine yap\u0131 genellikle sinyal katman\u0131, g\u00fc\u00e7 katman\u0131 ve toprak katman\u0131 i\u00e7erir, \u00f6zel d\u00fczenleme ve tasar\u0131m ilkeleri a\u015fa\u011f\u0131daki gibidir<\/p><p>Sinyal katman\u0131:Genellikle \u00fcst katman\u0131 (TOP), alt katman\u0131 (Bottom) ve ortadaki sinyal katman\u0131n\u0131 (\u00f6rn. Signal2, Signal3, vb.) i\u00e7erir.Sinyal katman\u0131 esas olarak elektrik sinyallerini kablolamak ve iletmek i\u00e7in kullan\u0131l\u0131r.<\/p><p>G\u00fc\u00e7 Katman\u0131:Genellikle sabit bir g\u00fc\u00e7 kayna\u011f\u0131 sa\u011flamak i\u00e7in kullan\u0131lan bir veya daha fazla g\u00fc\u00e7 katman\u0131 (\u00f6rne\u011fin Power1, Power2, vb.) i\u00e7erir. G\u00fc\u00e7 kayna\u011f\u0131 katman\u0131, g\u00fc\u00e7 kayna\u011f\u0131 ile toprak aras\u0131ndaki kuplaj\u0131 daha iyi ger\u00e7ekle\u015ftirmek ve g\u00fc\u00e7 d\u00fczlemi ile toprak d\u00fczlemi aras\u0131ndaki empedans\u0131 azaltmak i\u00e7in toprak katman\u0131na biti\u015fiktir.<\/p><p>Toprak katman\u0131: esas olarak sabit bir toprak referans d\u00fczlemi sa\u011flamak ve elektromanyetik paraziti azaltmak i\u00e7in kullan\u0131lan bir veya daha fazla toprak katman\u0131 (\u00f6rne\u011fin Ground1, Ground2, vb.) i\u00e7erir. Toprak d\u00fczlemi, daha iyi sinyal b\u00fct\u00fcnl\u00fc\u011f\u00fc sa\u011flamak i\u00e7in g\u00fc\u00e7 d\u00fczlemine biti\u015fiktir.<\/p><h2><a href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/pcb-design-principles\/\">Tasar\u0131m \u0130lkeleri<\/a> ve Ortak D\u00fczenlemeler<\/h2><p>Ana yongaya biti\u015fik katman toprak d\u00fczlemidir: ana yonga i\u00e7in sabit bir referans d\u00fczlemi sa\u011flar ve paraziti azalt\u0131r.<br>T\u00fcm sinyal katmanlar\u0131 m\u00fcmk\u00fcn oldu\u011funca toprak d\u00fczlemine biti\u015fiktir: daha iyi sinyal b\u00fct\u00fcnl\u00fc\u011f\u00fc sa\u011flar.<br>Birbirine do\u011frudan biti\u015fik iki sinyal katman\u0131ndan m\u00fcmk\u00fcn oldu\u011funca ka\u00e7\u0131n\u0131n: sinyal giri\u015fimini azalt\u0131n.<br>Ana g\u00fc\u00e7 kayna\u011f\u0131, ilgili toprak d\u00fczlemine m\u00fcmk\u00fcn oldu\u011funca biti\u015fiktir: g\u00fc\u00e7 d\u00fczlemi ile toprak d\u00fczlemi aras\u0131ndaki empedans\u0131 azaltmak i\u00e7in.<br>Simetrik yap\u0131 tasar\u0131m\u0131: Dielektrik katman kal\u0131nl\u0131\u011f\u0131 ve tipi, bak\u0131r folyo kal\u0131nl\u0131\u011f\u0131 ve grafik da\u011f\u0131t\u0131m tipi, asimetrinin etkisini en aza indirmek i\u00e7in simetrik olmal\u0131d\u0131r.<br><\/p><h2>Yayg\u0131n tasar\u0131m \u00f6rnekleri ve ara\u00e7 kullan\u0131m\u0131<\/h2><p>Ortak istiflenmi\u015f katman tasar\u0131m\u0131: \u00dcST-Gnd-Sinyal-G\u00fc\u00e7-Gnd-Sinyal-Gnd-Alt vb.Bu tasar\u0131m daha iyi sinyal b\u00fct\u00fcnl\u00fc\u011f\u00fc ve elektromanyetik uyumluluk sa\u011flayabilir.<br>Huaqiu DFM arac\u0131n\u0131 kullanma: Bu ara\u00e7 empedans\u0131 hesaplamaya, uygun hat geni\u015fli\u011fini ve aral\u0131\u011f\u0131n\u0131 se\u00e7meye ve tasar\u0131m\u0131n do\u011frulu\u011funu sa\u011flamaya yard\u0131mc\u0131 olur.<\/p><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"591\" src=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/8-Layer-PCB-1.jpg\" alt=\"\" class=\"wp-image-2363\" srcset=\"https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/8-Layer-PCB-1.jpg 600w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/8-Layer-PCB-1-300x296.jpg 300w, https:\/\/www.topfastpcb.com\/wp-content\/uploads\/2025\/05\/8-Layer-PCB-1-100x100.jpg 100w\" 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\/8-layer-pcb-stackup\/#8-Layer_PCB_Stackup_Design_Analysis\" >8 Katmanl\u0131 PCB Y\u0131\u011f\u0131n Tasar\u0131m Analizi<\/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\/8-layer-pcb-stackup\/#Option_1_Six_Signal_Layer_Design_Not_Recommended\" >Se\u00e7enek 1: Alt\u0131 Sinyal Katman\u0131 Tasar\u0131m\u0131 (Tavsiye Edilmez)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/8-layer-pcb-stackup\/#Option_2_Four_Signal_Layer_Design_Recommended\" >Se\u00e7enek 2: D\u00f6rt Sinyal Katman\u0131 Tasar\u0131m\u0131 (\u00d6nerilen)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.topfastpcb.com\/tr\/blog\/8-layer-pcb-stackup\/#Option_3_Optimal_Four_Signal_Layer_Design_Highly_Recommended\" >Se\u00e7enek 3: Optimal D\u00f6rt Sinyal Katman\u0131 Tasar\u0131m\u0131 (\u015eiddetle Tavsiye Edilir)<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8-Layer_PCB_Stackup_Design_Analysis\"><\/span>8 Katmanl\u0131 PCB Y\u0131\u011f\u0131n Tasar\u0131m Analizi<span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Option_1_Six_Signal_Layer_Design_Not_Recommended\"><\/span>Se\u00e7enek 1: Alt\u0131 Sinyal Katman\u0131 Tasar\u0131m\u0131 (Tavsiye Edilmez)<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Yap\u0131 \u00d6zellikleri<\/strong>:<\/p><ol class=\"wp-block-list\"><li><strong>\u00dcst Katman<\/strong>: Sinyal 1 (Bile\u015fen taraf\u0131\/Mikro\u015ferit y\u00f6nlendirme katman\u0131)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Sinyal 2 (X-y\u00f6nl\u00fc mikro\u015ferit, birinci s\u0131n\u0131f y\u00f6nlendirme katman\u0131)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Toprak (Toprak d\u00fczlemi)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Sinyal 3 (Y y\u00f6nl\u00fc \u015ferit hatt\u0131, birinci s\u0131n\u0131f y\u00f6nlendirme katman\u0131)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Sinyal 4 (\u015eerit hatt\u0131 y\u00f6nlendirme katman\u0131)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>G\u00fc\u00e7 (G\u00fc\u00e7 d\u00fczlemi)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>: Sinyal 5 (Mikro\u015ferit y\u00f6nlendirme katman\u0131)<\/li>\n\n<li><strong>Alt Katman<\/strong>: Sinyal 6 (Mikro\u015ferit y\u00f6nlendirme katman\u0131)<\/li><\/ol><p><strong>Dezavantaj Analizi<\/strong>:<\/p><ul class=\"wp-block-list\"><li>Zay\u0131f elektromanyetik emilim<\/li>\n\n<li>Y\u00fcksek g\u00fc\u00e7 empedans\u0131<\/li>\n\n<li>Eksik sinyal d\u00f6n\u00fc\u015f yollar\u0131<\/li>\n\n<li>D\u00fc\u015f\u00fck EMI performans\u0131<\/li><\/ul><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Option_2_Four_Signal_Layer_Design_Recommended\"><\/span>Se\u00e7enek 2: D\u00f6rt Sinyal Katman\u0131 Tasar\u0131m\u0131 (\u00d6nerilen)<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Geli\u015ftirilmi\u015f \u00d6zellikler<\/strong>:<\/p><ol class=\"wp-block-list\"><li><strong>\u00dcst Katman<\/strong>Sinyal 1 (Bile\u015fen taraf\u0131\/Mikro\u015ferit, premium y\u00f6nlendirme katman\u0131)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Toprak (D\u00fc\u015f\u00fck empedansl\u0131 toprak d\u00fczlemi, m\u00fckemmel EM emilimi)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Sinyal 2 (\u015eerit hatt\u0131, premium y\u00f6nlendirme katman\u0131)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>G\u00fc\u00e7 (Biti\u015fik toprak ile kapasitif kuplaj olu\u015fturan g\u00fc\u00e7 d\u00fczlemi)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Toprak (Toprak d\u00fczlemi)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Sinyal 3 (\u015eerit hatt\u0131, premium y\u00f6nlendirme katman\u0131)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>G\u00fc\u00e7 (G\u00fc\u00e7 d\u00fczlemi)<\/li>\n\n<li><strong>Alt Katman<\/strong>: Sinyal 4 (Mikro\u015ferit, premium y\u00f6nlendirme katman\u0131)<\/li><\/ol><p><strong>Avantajlar 2025<\/strong>:<br>\u2713 Her sinyal katman\u0131 i\u00e7in \u00f6zel referans d\u00fczlemi<br>\u2713 Hassas empedans kontrol\u00fc (\u00b1)<br>\u2713 Azalt\u0131lm\u0131\u015f \u00e7apraz konu\u015fma (biti\u015fik katmanlar aras\u0131nda ortogonal y\u00f6nlendirme)<br>\u2713 G\u00fc\u00e7 b\u00fct\u00fcnl\u00fc\u011f\u00fcnde iyile\u015fme<\/p><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Option_3_Optimal_Four_Signal_Layer_Design_Highly_Recommended\"><\/span>Se\u00e7enek 3: Optimal D\u00f6rt Sinyal Katman\u0131 Tasar\u0131m\u0131 (\u015eiddetle Tavsiye Edilir)<span class=\"ez-toc-section-end\"><\/span><\/h3><p><strong>Alt\u0131n Kural Yap\u0131s\u0131<\/strong>:<\/p><ol class=\"wp-block-list\"><li><strong>\u00dcst Katman<\/strong>Sinyal 1 (Komponent taraf\u0131\/Mikro\u015ferit)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Toprak (Kat\u0131 toprak d\u00fczlemi)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Sinyal 2 (\u015eerit Hatt\u0131)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>G\u00fc\u00e7 (G\u00fc\u00e7 d\u00fczlemi)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Toprak (\u00c7ekirdek toprak d\u00fczlemi)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Sinyal 3 (\u015eerit Hatt\u0131)<\/li>\n\n<li><strong>\u0130\u00e7 Katman<\/strong>Toprak (Ekranlama toprak d\u00fczlemi)<\/li>\n\n<li><strong>Alt Katman<\/strong>: Sinyal 4 (Mikro\u015ferit)<\/li><\/ol><p><strong>\u00dcst\u00fcn Performans<\/strong>:<br>\u2605 Be\u015f toprak d\u00fczlemi m\u00fckemmel EM kalkan\u0131 sa\u011flar<br>\u2605 &lt;Optimum dekuplaj i\u00e7in 3mil g\u00fc\u00e7-toprak aral\u0131\u011f\u0131<br>\u2605 Simetrik katman da\u011f\u0131l\u0131m\u0131 \u00e7arp\u0131lmay\u0131 \u00f6nler<br>\u2605 20Gbps y\u00fcksek h\u0131zl\u0131 sinyalle\u015fmeyi destekler<\/p><p><strong>Tasar\u0131m \u00d6nerileri<\/strong>:<\/p><ol class=\"wp-block-list\"><li>Kritik sinyalleri \u00f6nce S2\/S3 \u015ferit hatt\u0131 katmanlar\u0131na y\u00f6nlendirin<\/li>\n\n<li>B\u00f6l\u00fcnm\u00fc\u015f g\u00fc\u00e7 d\u00fczlemi tasar\u0131m\u0131n\u0131n uygulanmas\u0131<\/li>\n\n<li>\u00dcst\/alt katman izlerini &lt;5mm uzunluk ile s\u0131n\u0131rlay\u0131n<\/li>\n\n<li>Biti\u015fik sinyal katmanlar\u0131 aras\u0131nda ortogonal y\u00f6nlendirmeyi s\u00fcrd\u00fcrme<\/li><\/ol><h2><strong>\u0130stifleme Kal\u0131nl\u0131\u011f\u0131 Referans\u0131<\/strong><\/h2><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Katman<\/th><th>Malzeme<\/th><th>Kal\u0131nl\u0131k (mil)<\/th><\/tr><\/thead><tbody><tr><td>1-2<\/td><td>FR4<\/td><td>3.2<\/td><\/tr><tr><td>2-3<\/td><td>1080PP<\/td><td>4.5<\/td><\/tr><tr><td>4-5<\/td><td>\u00c7ekirdek<\/td><td>8.0<\/td><\/tr><tr><td>6-7<\/td><td>2116PP<\/td><td>5.2<\/td><\/tr><tr><td>7-8<\/td><td>FR4<\/td><td>3.2<\/td><\/tr><\/tbody><\/table><\/figure><p>Not: T\u00fcm tasar\u0131mlar, optimum y\u00f6nlendirme alan\u0131 kullan\u0131m\u0131 i\u00e7in k\u00f6r\/g\u00f6m\u00fcl\u00fc vialar i\u00e7ermelidir.<\/p>","protected":false},"excerpt":{"rendered":"<p>8 katmanl\u0131 bir PCB y\u0131\u011f\u0131n\u0131 tipik olarak sinyal, g\u00fc\u00e7 ve toprak katmanlar\u0131ndan olu\u015fur.<\/p>","protected":false},"author":1,"featured_media":2364,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[112],"tags":[216,215],"class_list":["post-2334","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-8-layer-pcb","tag-8-layer-pcb-stackup"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>8-Layer PCB Stackup - Topfastpcb<\/title>\n<meta name=\"description\" content=\"An 8-layer PCB stack typically consists of signal, power, and ground layers.\" \/>\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\/tr\/blog\/8-layer-pcb-stackup\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" 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