{"id":1199,"date":"2025-11-10T15:26:29","date_gmt":"2025-11-10T07:26:29","guid":{"rendered":"https:\/\/txjpcba.com\/?p=1199"},"modified":"2026-03-04T17:44:01","modified_gmt":"2026-03-04T09:44:01","slug":"pcba-uretim-sureci-nedir","status":"publish","type":"post","link":"https:\/\/txjpcba.com\/tr\/pcba-uretim-sureci-nedir\/","title":{"rendered":"PCBA \u00dcretim S\u00fcreci Nedir?"},"content":{"rendered":"<p>Elektronik d\u00fcnyas\u0131nda,\u00a0<a href=\"https:\/\/txjpcba.com\/tr\/hizmetler\/pcba-oem-odm\/\"><strong>PCBA (Bask\u0131l\u0131 Devre Kart\u0131 Montaj\u0131)<\/strong><\/a>\u00a0ak\u0131ll\u0131 telefonlar ve diz\u00fcst\u00fc bilgisayarlardan end\u00fcstriyel sens\u00f6rler ve t\u0131bbi ekipmanlara kadar neredeyse her cihaz\u0131n bel kemi\u011fidir. Sadece bak\u0131r izleri olan iletken olmayan bir kart olan \u00e7\u0131plak bir PCB'nin (Bask\u0131l\u0131 Devre Kart\u0131) aksine, bir PCBA, elektroni\u011fin \u00e7al\u0131\u015fmas\u0131n\u0131 sa\u011flayan t\u00fcm lehimli bile\u015fenleri (\u00e7ipler, diren\u00e7ler, kapasit\u00f6rler, vb.) i\u00e7erir.<\/p>\r\n\r\n\r\n\r\n<p>\u201cPCBA nas\u0131l yap\u0131l\u0131r\u201d, \u201cPCBA \u00fcretim ad\u0131mlar\u0131\u201d veya \u201cPCBA \u00fcretimindeki temel a\u015famalar\u201d konular\u0131n\u0131 ar\u0131yorsan\u0131z, bu k\u0131lavuz s\u00fcreci net ve uygulanabilir ad\u0131mlara ay\u0131rmaktad\u0131r. Ayr\u0131ca, g\u00fcvenilir bir PCBA'y\u0131 neyin olu\u015fturdu\u011funu anlaman\u0131za yard\u0131mc\u0131 olmak i\u00e7in kalite kontrol (QC) kontrollerini ve sekt\u00f6rdeki en iyi uygulamalar\u0131 vurgulayaca\u011f\u0131z.<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-full\">\r\n<figure id=\"attachment_1201\" aria-describedby=\"caption-attachment-1201\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-1201\" title=\"pcba \u00fcretim s\u00fcreci\" src=\"https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.66442d07-230c-4456-82ec-82b4849640c3-1.png\" alt=\"pcba \u00fcretim s\u00fcreci\" width=\"900\" height=\"383\" srcset=\"https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.66442d07-230c-4456-82ec-82b4849640c3-1.png 900w, https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.66442d07-230c-4456-82ec-82b4849640c3-1-300x128.png 300w, https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.66442d07-230c-4456-82ec-82b4849640c3-1-768x327.png 768w, https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.66442d07-230c-4456-82ec-82b4849640c3-1-600x255.png 600w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><figcaption id=\"caption-attachment-1201\" class=\"wp-caption-text\">pcba \u00fcretim s\u00fcreci<\/figcaption><\/figure>\r\n<\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">1. \u00dcretim \u00d6ncesi Haz\u0131rl\u0131k: Zemin Haz\u0131rl\u0131\u011f\u0131<\/h2>\r\n\r\n\r\n\r\n<p>Fiziksel \u00fcretim ba\u015flamadan \u00f6nce, dikkatli planlama PCBA'n\u0131n tasar\u0131m \u00f6zelliklerini kar\u015f\u0131lamas\u0131n\u0131 sa\u011flar ve maliyetli hatalar\u0131 \u00f6nler. Bu a\u015fama, daha sonra yeniden \u00e7al\u0131\u015fmay\u0131 \u00f6nlemek i\u00e7in kritik \u00f6neme sahiptir.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Anahtar G\u00f6revler:<\/h3>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>PCB Tasar\u0131m \u0130ncelemesi<\/strong>: M\u00fchendisler, PCB d\u00fczenini sonland\u0131rmak i\u00e7in Altium Designer veya KiCad gibi yaz\u0131l\u0131mlar\u0131 kullan\u0131r ve a\u015fa\u011f\u0131dakileri kontrol eder:\r\n<ul class=\"wp-block-list\">\r\n<li>Bak\u0131r izler aras\u0131nda uygun bo\u015fluk (k\u0131sa devreleri \u00f6nlemek i\u00e7in).<\/li>\r\n\r\n\r\n\r\n<li>Bile\u015fen yerle\u015fimi (par\u00e7alar\u0131n oturmas\u0131n\u0131 ve lehimleme i\u00e7in eri\u015filebilir olmas\u0131n\u0131 sa\u011flama).<\/li>\r\n\r\n\r\n\r\n<li>End\u00fcstri standartlar\u0131na uygunluk (\u00f6rne\u011fin, PCB tasar\u0131m\u0131 i\u00e7in IPC-2221).<\/li>\r\n<\/ul>\r\n<\/li>\r\n\r\n\r\n\r\n<li><strong>Gerber Dosya Olu\u015fturma<\/strong>: Tasar\u0131m a\u015fa\u011f\u0131dakilere d\u00f6n\u00fc\u015ft\u00fcr\u00fcl\u00fcr\u00a0<strong>Gerber dosyalar\u0131<\/strong>-\u00dcreticiler taraf\u0131ndan PCB izlerini yazd\u0131rmak i\u00e7in kullan\u0131lan evrensel format. Gerber dosyalar\u0131 iz geni\u015fli\u011fi, delik boyutlar\u0131 ve lehim maskesi katmanlar\u0131 gibi ayr\u0131nt\u0131lar\u0131 i\u00e7erir.<\/li>\r\n\r\n\r\n\r\n<li><strong>Malzeme Listesi (BOM) Do\u011frulamas\u0131<\/strong>: Bir \u00fcr\u00fcn a\u011fac\u0131, PCBA i\u00e7in gereken t\u00fcm bile\u015fenleri (par\u00e7a numaralar\u0131, miktarlar, tedarik\u00e7iler) listeler. \u00dcreticiler, par\u00e7alar\u0131n stokta oldu\u011fundan, uyumlu oldu\u011fundan ve kalite derecelerini kar\u015f\u0131lad\u0131\u011f\u0131ndan (\u00f6rne\u011fin, end\u00fcstriyel ve t\u00fcketici s\u0131n\u0131f\u0131) emin olmak i\u00e7in BOM'u \u00e7apraz do\u011frular.<\/li>\r\n\r\n\r\n<\/ul>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-full\">\r\n<figure id=\"attachment_1202\" aria-describedby=\"caption-attachment-1202\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-1202\" title=\"\u00fcreti\u0307m \u00f6ncesi\u0307 hazirlik\" src=\"https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.11d224e6-23a5-449d-8042-31a62ff675f5.png\" alt=\"\u00fcreti\u0307m \u00f6ncesi\u0307 hazirlik\" width=\"900\" height=\"383\" srcset=\"https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.11d224e6-23a5-449d-8042-31a62ff675f5.png 900w, https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.11d224e6-23a5-449d-8042-31a62ff675f5-300x128.png 300w, https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.11d224e6-23a5-449d-8042-31a62ff675f5-768x327.png 768w, https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.11d224e6-23a5-449d-8042-31a62ff675f5-600x255.png 600w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><figcaption id=\"caption-attachment-1202\" class=\"wp-caption-text\">\u00fcreti\u0307m \u00f6ncesi\u0307 hazirlik<\/figcaption><\/figure>\r\n<\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">2. \u00c7\u0131plak PCB \u00dcretimi: \u201cTemel\u201d Kart\u0131 Olu\u015fturun<\/h2>\r\n\r\n\r\n\r\n<p>\u0130lk fiziksel ad\u0131m, bile\u015fen montaj\u0131 i\u00e7in temel olan \u00e7\u0131plak PCB'nin \u00fcretilmesidir.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Ad\u0131m Ad\u0131m \u0130malat:<\/h3>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\">\r\n<li><strong>Alt Tabaka Kesimi<\/strong>: B\u00fcy\u00fck bir tabaka ile ba\u015flay\u0131n\u00a0<strong>FR-4<\/strong>\u00a0(fiberglas ve epoksi re\u00e7ineden yap\u0131lm\u0131\u015f en yayg\u0131n PCB substrat\u0131). Levha, CNC y\u00f6nlendiriciler veya lazer kesiciler kullan\u0131larak daha k\u00fc\u00e7\u00fck, ayr\u0131 PCB boyutlar\u0131na kesilir.<\/li>\r\n\r\n\r\n\r\n<li><strong>Bak\u0131r Kaplama<\/strong>: Alt tabakan\u0131n her iki taraf\u0131 elektrokaplama yoluyla ince bir bak\u0131r tabakas\u0131 (tipik olarak 1oz-2oz kal\u0131nl\u0131k) ile kaplan\u0131r. Bu bak\u0131r iletken izler haline gelecektir.<\/li>\r\n\r\n\r\n\r\n<li><strong>\u0130z Bask\u0131 (Foto grav\u00fcr)<\/strong>:\r\n<ul class=\"wp-block-list\">\r\n<li>Bak\u0131r katmana \u0131\u015f\u0131\u011fa duyarl\u0131 bir film (diren\u00e7) uygulan\u0131r.<\/li>\r\n\r\n\r\n\r\n<li>Gerber dosyas\u0131n\u0131n iz tasar\u0131m\u0131 film \u00fczerine yans\u0131t\u0131larak bak\u0131r olarak kalacak alanlar \u201ca\u00e7\u0131\u011fa \u00e7\u0131kar\u0131l\u0131r\u201d.<\/li>\r\n\r\n\r\n\r\n<li>Pozlanmam\u0131\u015f diren\u00e7 y\u0131kanarak uzakla\u015ft\u0131r\u0131l\u0131r ve geriye sadece istenen iz deseni kal\u0131r.<\/li>\r\n<\/ul>\r\n<\/li>\r\n\r\n\r\n\r\n<li><strong>Da\u011flama<\/strong>: PCB, korunmam\u0131\u015f bak\u0131r\u0131 \u00e7\u0131karan kimyasal bir \u00e7\u00f6zeltiye (\u00f6rne\u011fin demir klor\u00fcr) dald\u0131r\u0131l\u0131r. Sadece bas\u0131l\u0131 izler kal\u0131r.<\/li>\r\n\r\n\r\n\r\n<li><strong>Sondaj Delikleri<\/strong>: CNC matkaplar, bile\u015fen u\u00e7lar\u0131 i\u00e7in veya \u00e7ok katmanl\u0131 PCB'lerde katmanlar\u0131 ba\u011flamak i\u00e7in delikler (ge\u00e7i\u015f delikleri veya yollar) olu\u015fturur. Delikler daha sonra katmanlar aras\u0131nda iletkenli\u011fi sa\u011flamak i\u00e7in bak\u0131r ile kaplan\u0131r.<\/li>\r\n\r\n\r\n\r\n<li><strong>Lehim Maskesi Uygulamas\u0131<\/strong>: PCB \u00fczerine ye\u015fil (veya \u00f6zel renkli) bir lehim maskesi serigrafi ile bas\u0131l\u0131r. Bu iletken olmayan katman bak\u0131r izlerini oksidasyondan korur, k\u0131sa devreleri \u00f6nler ve bile\u015fen pedlerini vurgular.<\/li>\r\n\r\n\r\n\r\n<li><strong>Serigrafi Bask\u0131<\/strong>: Beyaz bir serigrafi katman\u0131, montaj\u0131 y\u00f6nlendirmek i\u00e7in metin (par\u00e7a numaralar\u0131, logolar) ve bile\u015fen ana hatlar\u0131 ekler.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-full\">\r\n<figure id=\"attachment_1203\" aria-describedby=\"caption-attachment-1203\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-1203\" title=\"pcb \u00fcreti\u0307mi\u0307\" src=\"https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.4e683593-b81a-41fd-aeeb-de69afa4660c.jpg\" alt=\"pcb \u00fcreti\u0307mi\u0307\" width=\"900\" height=\"383\" srcset=\"https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.4e683593-b81a-41fd-aeeb-de69afa4660c.jpg 900w, https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.4e683593-b81a-41fd-aeeb-de69afa4660c-300x128.jpg 300w, https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.4e683593-b81a-41fd-aeeb-de69afa4660c-768x327.jpg 768w, https:\/\/txjpcba.com\/wp-content\/uploads\/2025\/11\/BCO.4e683593-b81a-41fd-aeeb-de69afa4660c-600x255.jpg 600w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><figcaption id=\"caption-attachment-1203\" class=\"wp-caption-text\">pcb \u00fcreti\u0307mi\u0307<\/figcaption><\/figure>\r\n<\/figure>\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">3. Bile\u015fen Tedariki ve Denetimi: Kaliteli Par\u00e7alar Sa\u011flay\u0131n<\/h2>\r\n\r\n\r\n\r\n<p>En iyi PCB tasar\u0131m\u0131 bile d\u00fc\u015f\u00fck kaliteli bile\u015fenlerle ba\u015far\u0131s\u0131z olur. Bu a\u015fama, kusurlar\u0131 \u00f6nlemek i\u00e7in par\u00e7alar\u0131n tedarik edilmesine ve do\u011frulanmas\u0131na odaklan\u0131r.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Kritik Ad\u0131mlar:<\/h3>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Sayg\u0131n Tedarik\u00e7ilerden Kaynak Sa\u011flama<\/strong>: \u00dcreticiler, elektronikte b\u00fcy\u00fck bir risk olan sahte bile\u015fenlerden ka\u00e7\u0131nmak i\u00e7in yetkili distrib\u00fct\u00f6rlerle (\u00f6rn. Digi-Key, Mouser) ortakl\u0131k kurar. Sahte par\u00e7alar genellikle zaman\u0131ndan \u00f6nce ar\u0131zalan\u0131r veya g\u00fcvenlik tehlikelerine neden olur.<\/li>\r\n\r\n\r\n\r\n<li><strong>Gelen Kalite Kontrol\u00fc (IQC)<\/strong>: Her parti bile\u015fen a\u015fa\u011f\u0131dakiler i\u00e7in denetlenir:\r\n<ul class=\"wp-block-list\">\r\n<li>Do\u011fru par\u00e7a numaras\u0131, de\u011feri ve ambalaj\u0131 (\u00f6rn. SMD vs. delikli).<\/li>\r\n\r\n\r\n\r\n<li>Fiziksel hasar (b\u00fck\u00fclm\u00fc\u015f u\u00e7lar, \u00e7atlam\u0131\u015f muhafazalar).<\/li>\r\n\r\n\r\n\r\n<li>Elektrik performans\u0131 (diren\u00e7ler\/kapasit\u00f6rler i\u00e7in multimetre veya bile\u015fen test cihazlar\u0131 kullanarak).<\/li>\r\n\r\n\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">4. Bile\u015fen Yerle\u015fimi: Hassasiyet Anahtard\u0131r<\/h2>\r\n\r\n\r\n\r\n<p>Par\u00e7alar onayland\u0131ktan sonra \u00e7\u0131plak PCB \u00fczerine yerle\u015ftirilir. Bile\u015fen t\u00fcr\u00fcne ba\u011fl\u0131 olarak iki y\u00f6ntem kullan\u0131l\u0131r:<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">A. Y\u00fczey Montaj Teknolojisi (SMT): Minyat\u00fcr Bile\u015fenler \u0130\u00e7in<\/h3>\r\n\r\n\r\n\r\n<p><a href=\"https:\/\/txjpcba.com\/tr\/hizmetler\/smt-patch-processing\/\"><strong>SMT<\/strong><\/a>\u00a0modern PCB'ler i\u00e7in en yayg\u0131n y\u00f6ntemdir (\u00e7ipler, diren\u00e7ler ve LED'ler gibi bile\u015fenlerin 90% + i\u00e7in kullan\u0131l\u0131r). Delik montaj\u0131ndan daha h\u0131zl\u0131 ve daha hassast\u0131r.<\/p>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\">\r\n<li><strong>Lehim Pastas\u0131 Uygulamas\u0131<\/strong>: PCB \u00fczerine bir \u015fablon (bile\u015fen pedlerine uyacak \u015fekilde \u00f6zel olarak kesilmi\u015f) yerle\u015ftirilir. Lehim pastas\u0131 (k\u00fc\u00e7\u00fck lehim toplar\u0131 ve ak\u0131 kar\u0131\u015f\u0131m\u0131) \u015fablonun i\u00e7inden pedlerin \u00fczerine s\u0131k\u0131l\u0131r. Ak\u0131, \u0131s\u0131tma s\u0131ras\u0131nda lehim ak\u0131\u015f\u0131na yard\u0131mc\u0131 olur.<\/li>\r\n\r\n\r\n\r\n<li><strong>Alma ve Yerle\u015ftirme Makinesi<\/strong>: Otomatik robotlar (alma ve yerle\u015ftirme makineleri) PCB pedlerinin yerini belirlemek i\u00e7in kameralar kullan\u0131r. Bile\u015fenleri makaralardan\/tepsilerden \u201cal\u0131r\u201d ve lehim pastas\u0131 kapl\u0131 pedlerin \u00fczerine tam olarak yerle\u015ftirirler. Toleranslar \u00b10,1 mm kadar s\u0131k\u0131d\u0131r - 0402 diren\u00e7ler gibi k\u00fc\u00e7\u00fck bile\u015fenler i\u00e7in kritiktir.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">B. Delik \u0130\u00e7i Teknolojisi (THT): Y\u00fcksek G\u00fc\u00e7l\u00fc veya B\u00fcy\u00fck Bile\u015fenler \u0130\u00e7in<\/h3>\r\n\r\n\r\n\r\n<p><strong>THT<\/strong>\u00a0ekstra stabiliteye ihtiya\u00e7 duyan (\u00f6rn. konekt\u00f6rler, transformat\u00f6rler) veya y\u00fcksek ak\u0131mla \u00e7al\u0131\u015fan (\u00f6rn. g\u00fc\u00e7 transist\u00f6rleri) bile\u015fenler i\u00e7in kullan\u0131l\u0131r.<\/p>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\">\r\n<li><strong>Manuel veya Otomatik Yerle\u015ftirme<\/strong>: Bile\u015fen u\u00e7lar\u0131 PCB'deki \u00f6nceden delinmi\u015f deliklerden yerle\u015ftirilir. K\u00fc\u00e7\u00fck partiler manuel yerle\u015ftirme kullanabilirken, b\u00fcy\u00fck \u00f6l\u00e7ekli \u00fcretim otomatik yerle\u015ftirme makineleri kullan\u0131r.<\/li>\r\n\r\n\r\n\r\n<li><strong>Kur\u015fun K\u0131rpma<\/strong>: Fazla u\u00e7 uzunlu\u011fu, lehimlemeye haz\u0131rlanmak i\u00e7in PCB y\u00fczeyinin 1-2 mm \u00fczerinde kesilir.<\/li>\r\n\r\n\r\n<\/ol>\r\n\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">5. Lehimleme: Bile\u015fenleri PCB'ye Yap\u0131\u015ft\u0131rma<\/h2>\r\n\r\n\r\n\r\n<p>Lehimleme, bile\u015fenler ve PCB pedleri aras\u0131nda kal\u0131c\u0131, iletken bir ba\u011f olu\u015fturur. Y\u00f6ntem, SMT veya THT kullan\u0131lmas\u0131na ba\u011fl\u0131d\u0131r.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">A. Reflow Lehimleme (SMT Bile\u015fenleri i\u00e7in)<\/h3>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\">\r\n<li><strong>Reflow F\u0131r\u0131n \u0130\u015fleme<\/strong>: PCB (yerle\u015ftirilmi\u015f SMT bile\u015fenleri ile birlikte) bir\u00a0<strong>yeniden ak\u0131\u015f f\u0131r\u0131n\u0131<\/strong>\u00a0kontroll\u00fc s\u0131cakl\u0131k b\u00f6lgeleri ile:\r\n<ul class=\"wp-block-list\">\r\n<li><strong>\u00d6n Is\u0131tma B\u00f6lgesi<\/strong>: Ak\u0131y\u0131 etkinle\u015ftirmek ve nemi buharla\u015ft\u0131rmak i\u00e7in PCB'yi kademeli olarak 150-180\u00b0C'ye kadar \u0131s\u0131t\u0131r (\u00e7iplerde \u201cpatlamay\u0131\u201d \u00f6nler).<\/li>\r\n\r\n\r\n\r\n<li><strong>Islatma B\u00f6lgesi<\/strong>: Her taraf\u0131n e\u015fit \u015fekilde \u0131s\u0131nmas\u0131n\u0131 sa\u011flamak i\u00e7in s\u0131cakl\u0131\u011f\u0131 korur.<\/li>\r\n\r\n\r\n\r\n<li><strong>Yeniden Ak\u0131\u015f B\u00f6lgesi<\/strong>: Lehim pastas\u0131n\u0131 eritmek i\u00e7in 217-225\u00b0C'ye kadar \u0131s\u0131t\u0131r (kur\u015funsuz lehim i\u00e7in). Lehim akarak bile\u015fenleri pedlere yap\u0131\u015ft\u0131r\u0131r.<\/li>\r\n\r\n\r\n\r\n<li><strong>So\u011futma B\u00f6lgesi<\/strong>: Lehimi kat\u0131la\u015ft\u0131rmak i\u00e7in PCB'yi h\u0131zla so\u011futur ve g\u00fc\u00e7l\u00fc ba\u011flant\u0131lar olu\u015fturur.<\/li>\r\n<\/ul>\r\n<\/li>\r\n\r\n\r\n\r\n<li><strong>Flux Temizli\u011fi (Opsiyonel)<\/strong>: Baz\u0131 uygulamalar (\u00f6rn. t\u0131bbi cihazlar) korozyonu \u00f6nlemek i\u00e7in art\u0131k flaks\u0131n \u00e7\u00f6z\u00fcc\u00fclerle temizlenmesini gerektirir.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">B. Dalga Lehimleme (THT Bile\u015fenleri i\u00e7in)<\/h3>\r\n\r\n\r\n\r\n<ol class=\"wp-block-list\">\r\n<li><strong>Ak\u0131 Uygulamas\u0131<\/strong>: PCB'nin alt taraf\u0131na (THT u\u00e7lar\u0131 ile) oksidasyonu gidermek i\u00e7in flux p\u00fcsk\u00fcrt\u00fcl\u00fcr.<\/li>\r\n\r\n\r\n\r\n<li><strong>Dalga Lehimleme Makinesi<\/strong>: PCB, erimi\u015f lehim dalgas\u0131n\u0131n (250-260\u00b0C) \u00fczerinden ge\u00e7irilir. Lehim, a\u00e7\u0131kta kalan u\u00e7lara ve pedlere yap\u0131\u015farak g\u00fc\u00e7l\u00fc bir ba\u011flant\u0131 olu\u015fturur.<\/li>\r\n\r\n\r\n\r\n<li><strong>So\u011futma<\/strong>: Lehimi kat\u0131la\u015ft\u0131rmak i\u00e7in PCB fanlarla so\u011futulur.<\/li>\r\n<\/ol>\r\n\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">6. Lehimleme Sonras\u0131 \u0130nceleme ve Test: Kusurlar\u0131 Erken Yakalay\u0131n<\/h2>\r\n\r\n\r\n\r\n<p>Hi\u00e7bir \u00fcretim s\u00fcreci m\u00fckemmel de\u011fildir; denetim ve testler yaln\u0131zca i\u015flevsel PCB'lerin ilerlemesini sa\u011flar.<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">Ortak Kalite Kontrolleri:<\/h3>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>G\u00f6rsel Denetim<\/strong>:\r\n<ul class=\"wp-block-list\">\r\n<li>Manuel kontroller (k\u00fc\u00e7\u00fck partiler i\u00e7in) veya\u00a0<strong>AOI (Otomatik Optik Muayene)<\/strong>\u00a0(b\u00fcy\u00fck \u00f6l\u00e7ekli \u00fcretim i\u00e7in) gibi kusurlar\u0131 tespit etmek i\u00e7in y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckl\u00fc kameralar kullan\u0131r:\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Lehim k\u00f6pr\u00fcleri<\/strong>\u00a0(iki izi birbirine ba\u011flayan istenmeyen lehim).<\/li>\r\n\r\n\r\n\r\n<li><strong>Mezar Ta\u015flama<\/strong>\u00a0(d\u00fczensiz lehimleme nedeniyle dik duran bile\u015fenler).<\/li>\r\n\r\n\r\n\r\n<li><strong>Eksik bile\u015fenler<\/strong>\u00a0veya yanl\u0131\u015f yerle\u015ftirme.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n\r\n\r\n\r\n<li><strong>Elektriksel Testler<\/strong>:\r\n<ul class=\"wp-block-list\">\r\n<li><strong>ICT (Devre \u0130\u00e7i Test)<\/strong>: Her bir bile\u015fenin de\u011ferini, s\u00fcreklili\u011fini ve ba\u011flant\u0131s\u0131n\u0131 kontrol etmek i\u00e7in bir test fikst\u00fcr\u00fc kullan\u0131r. K\u0131sa devreleri veya ar\u0131zal\u0131 par\u00e7alar\u0131 yakalamak i\u00e7in idealdir.<\/li>\r\n\r\n\r\n\r\n<li><strong>FCT (Fonksiyonel Devre Testi)<\/strong>: PCBA'ya g\u00fc\u00e7 verir ve performans\u0131n\u0131 test eder (\u00f6rne\u011fin, bir sens\u00f6r PCBA's\u0131 do\u011fru veri \u00e7\u0131k\u0131\u015f\u0131 i\u00e7in kontrol edilir). PCBA'n\u0131n ger\u00e7ek d\u00fcnya kullan\u0131m\u0131nda ama\u00e7land\u0131\u011f\u0131 gibi \u00e7al\u0131\u015fmas\u0131n\u0131 sa\u011flar.<\/li>\r\n<\/ul>\r\n<\/li>\r\n\r\n\r\n\r\n<li><strong>X-Ray Muayenesi<\/strong>: AOI ile g\u00f6r\u00fclemeyen gizli kusurlar (\u00f6rne\u011fin, BGA yongalar\u0131n\u0131n alt\u0131ndaki lehim ba\u011flant\u0131lar\u0131) i\u00e7in. Y\u00fcksek g\u00fcvenilirlikli PCB'ler (havac\u0131l\u0131k, medikal) i\u00e7in kritiktir.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">7. Yeniden \u0130\u015fleme (Gerekirse): Hurdaya \u00c7\u0131karmadan Kusurlar\u0131 D\u00fczeltin<\/h2>\r\n\r\n\r\n\r\n<p>Kusurlar bulunursa (\u00f6rne\u011fin, bir lehim k\u00f6pr\u00fcs\u00fc veya hatal\u0131 bile\u015fen), PCB'yi kurtarmak i\u00e7in yeniden i\u015fleme yap\u0131l\u0131r:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Lehim s\u00f6kme<\/strong>: S\u0131cak hava istasyonlar\u0131 veya lehim havyalar\u0131 gibi aletler hatal\u0131 bile\u015fenleri veya fazla lehimi temizler.<\/li>\r\n\r\n\r\n\r\n<li><strong>Bile\u015fen De\u011fi\u015fimi<\/strong>: Yeni bir bile\u015fen yerle\u015ftirilir ve \u00e7\u00f6z\u00fcmlenir.<\/li>\r\n\r\n\r\n\r\n<li><strong>Yeniden Test<\/strong>: Yeniden i\u015flenen PCBA, hatan\u0131n giderildi\u011fini do\u011frulamak i\u00e7in tekrar inceleme ve teste tabi tutulur.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">8. Son Temizlik ve Paketleme: Sevkiyat i\u00e7in Haz\u0131rlama<\/h2>\r\n\r\n\r\n\r\n<p>Son ad\u0131m, PCBA'n\u0131n temiz, korumal\u0131 ve nihai \u00fcr\u00fcne entegrasyona haz\u0131r olmas\u0131n\u0131 sa\u011flar.<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>Temizlik<\/strong>: Art\u0131k ak\u0131, toz veya kal\u0131nt\u0131lar ultrasonik temizleyiciler veya solvent bazl\u0131 temizleme sistemleri ile giderilir (otomotiv veya end\u00fcstriyel ortamlar gibi zorlu ortamlarda kullan\u0131lan PCB'ler i\u00e7in kritiktir).<\/li>\r\n\r\n\r\n\r\n<li><strong>Konformal Kaplama (Opsiyonel)<\/strong>: PCBA'y\u0131 nem, toz ve titre\u015fimden korumak i\u00e7in \u00fczerine ince, koruyucu bir tabaka (\u00f6rn. akrilik veya silikon) uygulan\u0131r. D\u0131\u015f mekanlarda veya y\u00fcksek nemli uygulamalarda yayg\u0131nd\u0131r.<\/li>\r\n\r\n\r\n\r\n<li><strong>Paketleme<\/strong>: PCB'ler, hassas bile\u015fenlere zarar verebilecek \u00f6nemli bir risk olan elektrostatik bo\u015falmay\u0131 (ESD) \u00f6nlemek i\u00e7in anti-statik torbalarda veya tepsilerde paketlenir. Etiketler izlenebilirlik i\u00e7in par\u00e7a numaralar\u0131n\u0131, parti kodlar\u0131n\u0131 ve denetim tarihlerini i\u00e7erir.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n\r\n\r\n<h2 class=\"wp-block-heading\">PCBA \u00dcretim S\u00fcreci Neden \u00d6nemlidir?<\/h2>\r\n\r\n\r\n\r\n<p>\u0130yi y\u00fcr\u00fct\u00fclen bir PCBA s\u00fcreci \u015funlar\u0131 sa\u011flar:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li><strong>G\u00fcvenilirlik<\/strong>: Daha az hata, elektronik cihazlar\u0131n daha uzun s\u00fcre dayanmas\u0131 anlam\u0131na gelir (\u00f6rne\u011fin, bir t\u0131bbi cihaz PCBA's\u0131 hatas\u0131z \u00e7al\u0131\u015fmal\u0131d\u0131r).<\/li>\r\n\r\n\r\n\r\n<li><strong>Maliyet Verimlili\u011fi<\/strong>: Erken QC kontrolleri, yeniden i\u015fleme ve hurday\u0131 azaltarak \u00fcretim maliyetlerini d\u00fc\u015f\u00fcr\u00fcr.<\/li>\r\n\r\n\r\n\r\n<li><strong>Uyumluluk<\/strong>: IPC-A-610 (PCBA kabul edilebilirli\u011fi i\u00e7in) gibi standartlar\u0131n izlenmesi, PCB'lerin end\u00fcstri ve d\u00fczenleyici gereklilikleri (\u00f6rne\u011fin, kur\u015funsuz \u00fcretim i\u00e7in RoHS) kar\u015f\u0131lamas\u0131n\u0131 sa\u011flar.<\/li>\r\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>In the world of electronics,\u00a0PCBA (Printed Circuit Board Assembly)\u00a0is the backbone of nearly every device\u2014from smartphones and laptops to industrial [&hellip;]<\/p>","protected":false},"author":1,"featured_media":1212,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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