{"id":4415,"date":"2026-01-11T16:50:10","date_gmt":"2026-01-11T08:50:10","guid":{"rendered":"https:\/\/www.pandaexo.com\/designing-a-variable-dc-power-supply-with-a-kbpc5010-rectifier\/"},"modified":"2026-04-01T11:42:45","modified_gmt":"2026-04-01T03:42:45","slug":"designing-a-variable-dc-power-supply-with-a-kbpc5010-rectifier","status":"publish","type":"post","link":"https:\/\/www.pandaexo.com\/tr\/designing-a-variable-dc-power-supply-with-a-kbpc5010-rectifier\/","title":{"rendered":"KBPC5010 Do\u011frultucu ile De\u011fi\u015fken DC G\u00fc\u00e7 Kayna\u011f\u0131 Tasar\u0131m\u0131"},"content":{"rendered":"

De\u011fi\u015fken bir DC g\u00fc\u00e7 kayna\u011f\u0131, her ciddi elektronik laboratuvar\u0131ndaki en kullan\u0131\u015fl\u0131 ara\u00e7lardan biridir. Devre do\u011frulama, bile\u015fen dayan\u0131kl\u0131l\u0131k testi, pil sistemi testleri, motor kontrol deneyleri ve \u00e7ok \u00e7e\u015fitli ar\u0131za giderme g\u00f6revlerini destekler. Tasar\u0131m hedefi d\u00fc\u015f\u00fck ak\u0131ml\u0131 hobi kullan\u0131m\u0131n\u0131n \u00f6tesine ge\u00e7ip daha a\u011f\u0131r tezgah y\u00fcklerine y\u00f6neldi\u011finde, g\u00fc\u00e7 katman\u0131, ger\u00e7ek elektriksel ve termal marj\u0131 olan bile\u015fenler etraf\u0131nda in\u015fa edilmelidir.<\/p>\n

\u0130\u015fte tam da bu noktada KBPC5010 cazip hale gelir. Bu k\u00f6pr\u00fc do\u011frultucu, sa\u011flam bir ak\u0131m derecesini, 1000 V ters gerilim derecesini ve do\u011frudan bir so\u011futucuya monte edilebilen metal bir paketi birle\u015ftirdi\u011fi i\u00e7in y\u00fcksek ak\u0131ml\u0131 AC’den DC’ye d\u00f6n\u00fc\u015f\u00fcmde yayg\u0131n olarak kullan\u0131l\u0131r. Pratikte, m\u00fchendislere, tekrarlanan y\u00fck de\u011fi\u015fikliklerine, ba\u015flang\u0131\u00e7 dalgalanmalar\u0131na ve uzun \u00e7al\u0131\u015fma s\u00fcrelerine dayanmas\u0131 beklenen de\u011fi\u015fken bir kaynak tasarlamak i\u00e7in daha g\u00fc\u00e7l\u00fc bir temel sa\u011flar.<\/p>\n

Bu k\u0131lavuz, bir KBPC5010 k\u00f6pr\u00fc do\u011frultucu etraf\u0131nda y\u00fcksek ak\u0131ml\u0131 de\u011fi\u015fken bir DC g\u00fc\u00e7 kayna\u011f\u0131 nas\u0131l tasarlanaca\u011f\u0131n\u0131, her tasar\u0131m a\u015famas\u0131nda hangi kararlar\u0131n en \u00f6nemli oldu\u011funu ve ayn\u0131 prensiplerin EV g\u00fc\u00e7 elektroni\u011fi ve \u015farj altyap\u0131s\u0131nda neden \u00f6nem ta\u015f\u0131d\u0131\u011f\u0131n\u0131 a\u00e7\u0131klar.<\/p>\n

KBPC5010 Neden Y\u00fcksek Ak\u0131ml\u0131 Tezgah G\u00fc\u00e7 Kayna\u011f\u0131 Tasar\u0131mlar\u0131na Uygundur?<\/h3>\n

Bir k\u00f6pr\u00fc do\u011frultucu sorunun sadece bir k\u0131sm\u0131n\u0131 \u00e7\u00f6zer, ancak kritik olan bir k\u0131sm\u0131n\u0131 \u00e7\u00f6zer. Do\u011frultucu, filtre ve reg\u00fclat\u00f6r katmanlar\u0131 devreye girmeden \u00f6nce AC giri\u015finin ne kadar g\u00fcvenilir bir \u015fekilde kullan\u0131labilir titre\u015fimli DC’ye d\u00f6n\u00fc\u015ft\u00fcr\u00fcld\u00fc\u011f\u00fcn\u00fc belirler. Prototip tezgahlar\u0131, test d\u00fczenekleri veya k\u00fc\u00e7\u00fck \u00fcretim ekipmanlar\u0131 i\u00e7in dayan\u0131kl\u0131 k\u00f6pr\u00fc do\u011frultucular<\/a> temin eden m\u00fchendisler i\u00e7in, KBPC5010, daha hafif paketlerin genellikle zay\u0131f nokta haline geldi\u011fi durumlarda anlaml\u0131 bir ba\u015f \u00fcst\u00fc bo\u015flu\u011fu sunar.<\/p>\n\n\n\n\n\n\n\n\n
Parametre<\/th>\nDe\u011fi\u015fken Bir DC Kayna\u011f\u0131nda Neden \u00d6nemlidir?<\/th>\n<\/tr>\n<\/thead>\n
50 A ortalama ileri ak\u0131m<\/td>\nDaha y\u00fcksek y\u00fck uygulamalar\u0131, ani ak\u0131m olaylar\u0131 ve tekrarlanan test d\u00f6ng\u00fcleri i\u00e7in marj sa\u011flar<\/td>\n<\/tr>\n
1000 V tepe ters gerilim<\/td>\nHat taraf\u0131ndaki ge\u00e7ici durumlar\u0131 tolere etmeye yard\u0131mc\u0131 olur ve daha g\u00fcvenli tasar\u0131m marj\u0131n\u0131 destekler<\/td>\n<\/tr>\n
Metal kasa paketi<\/td>\nDaha iyi termal kontrol i\u00e7in do\u011frudan so\u011futucu montaj\u0131na olanak tan\u0131r<\/td>\n<\/tr>\n
Entegre k\u00f6pr\u00fc yap\u0131s\u0131<\/td>\nAyr\u0131k diyot d\u00fczenlemelerine k\u0131yasla montaj\u0131 basitle\u015ftirir<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u00d6nemli olan nokta, her kayna\u011f\u0131n s\u00fcrekli olarak 50 A’ya yak\u0131n bir yerde \u00e7al\u0131\u015fmas\u0131 gerekti\u011fi de\u011fildir. As\u0131l de\u011fer, uygun \u015fekilde derecesi d\u00fc\u015f\u00fcr\u00fclm\u00fc\u015f bir KBPC5010’un, zaten kendi limitlerine yak\u0131n \u00e7al\u0131\u015fan daha k\u00fc\u00e7\u00fck bir do\u011frultucuya k\u0131yasla y\u00fcksek stresli kullan\u0131ma daha uygun olmas\u0131d\u0131r.<\/p>\n

Her De\u011fi\u015fken DC G\u00fc\u00e7 Kayna\u011f\u0131n\u0131n Do\u011fru Yapmas\u0131 Gereken D\u00f6rt A\u015fama<\/h3>\n

Y\u00fcksek ak\u0131ml\u0131 ayarlanabilir bir kaynak, tek bir b\u00fcy\u00fck devre yerine birbirine ba\u011fl\u0131 d\u00f6rt a\u015fama olarak ele al\u0131nd\u0131\u011f\u0131nda tasarlamas\u0131 daha kolayd\u0131r.<\/p>\n\n\n\n\n\n\n\n\n
A\u015fama<\/th>\nAna G\u00f6rev<\/th>\nTasar\u0131mc\u0131lar\u0131n Do\u011frulamas\u0131 Gerekenler<\/th>\n<\/tr>\n<\/thead>\n
Transformat\u00f6r<\/td>\n\u015eebeke AC’sini gerekli sekonder gerilime d\u00fc\u015f\u00fcr\u00fcr<\/td>\nSekonder gerilim, izolasyon, VA derecesi, ani ak\u0131m davran\u0131\u015f\u0131<\/td>\n<\/tr>\n
Do\u011frultma<\/td>\nAC’yi titre\u015fimli DC’ye d\u00f6n\u00fc\u015ft\u00fcr\u00fcr<\/td>\nAk\u0131m derecesi, ters gerilim derecesi, termal yol<\/td>\n<\/tr>\n
Filtreleme<\/td>\nDalgalanmay\u0131 azalt\u0131r ve DC baras\u0131n\u0131 stabilize eder<\/td>\nKapasitans, dalgalanma ak\u0131m derecesi, de\u015farj yolu<\/td>\n<\/tr>\n
Reg\u00fclasyon<\/td>\nAyarlanabilir ve kontroll\u00fc \u00e7\u0131k\u0131\u015f gerilimi \u00fcretir<\/td>\nD\u00fc\u015fme marj\u0131, verimlilik, ak\u0131m s\u0131n\u0131rlama stratejisi<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Her a\u015fama bir sonrakini etkiler. Transformat\u00f6r yetersiz boyutland\u0131r\u0131lm\u0131\u015fsa, do\u011frultucu ve reg\u00fclat\u00f6r daha s\u0131cak \u00e7al\u0131\u015f\u0131r. Kondansat\u00f6r bankas\u0131 \u00e7ok k\u00fc\u00e7\u00fckse, dalgalanmay\u0131 kontrol etmek daha zor hale gelir. Reg\u00fclasyon a\u015famas\u0131 \u0131s\u0131 dikkate al\u0131nmadan se\u00e7ilirse, kaynak ka\u011f\u0131t \u00fczerinde kabul edilebilir g\u00f6r\u00fcnebilir ancak pratik \u00e7al\u0131\u015fmada ar\u0131zalanabilir.<\/p>\n

Reg\u00fclat\u00f6rle De\u011fil, Transformat\u00f6rle Ba\u015flay\u0131n<\/h3>\n

Bir\u00e7ok ilk kez yap\u0131mc\u0131 \u00f6nce ayarlanabilir reg\u00fclat\u00f6re odaklan\u0131r, ancak asl\u0131nda t\u00fcm kayna\u011f\u0131n elektriksel zarf\u0131n\u0131 transformat\u00f6r belirler. Sekonder AC gerilimi, do\u011frultma ve d\u00fczeltmeden sonraki ham DC baras\u0131n\u0131 belirler ve bu ham DC bara, y\u00fck alt\u0131nda ama\u00e7lanan \u00e7\u0131k\u0131\u015f gerilimini desteklemek i\u00e7in yeterince y\u00fcksek olmal\u0131d\u0131r.<\/p>\n

Tam dalga k\u00f6pr\u00fc i\u00e7in, filtre a\u015famas\u0131ndan sonraki y\u00fcks\u00fcz DC gerilimi kabaca, sekonder RMS geriliminin 1.414 ile \u00e7arp\u0131m\u0131ndan, iletken durumdaki iki diyot \u00fczerindeki gerilim d\u00fc\u015f\u00fcm\u00fc \u00e7\u0131kar\u0131larak elde edilir. Pratik bir y\u00fcksek ak\u0131ml\u0131 yap\u0131mda, bu, ger\u00e7ek d\u00fcnya y\u00fck kay\u0131plar\u0131 uygulanmadan \u00f6nce, 20 Vac sekonderin do\u011frultma ve d\u00fczeltmeden sonra kabaca 26 V ila 27 VDC sa\u011flayabilece\u011fi anlam\u0131na gelir.<\/p>\n

Transformat\u00f6r boyutland\u0131rmas\u0131 sadece gerilimi de\u011fil, \u00e7\u0131k\u0131\u015f g\u00fcc\u00fcn\u00fc de yans\u0131tmal\u0131d\u0131r. 10 A’de 24 V sa\u011flamas\u0131 ama\u00e7lanan bir kaynak zaten 240 W \u00e7\u0131k\u0131\u015fl\u0131 bir tasar\u0131md\u0131r ve transformat\u00f6r, d\u00f6n\u00fc\u015f\u00fcm kay\u0131plar\u0131n\u0131 ve \u0131s\u0131nmay\u0131 kar\u015f\u0131layacak kadar marjla derecelendirilmelidir. Bir\u00e7ok durumda, tasar\u0131mc\u0131lar transformat\u00f6r\u00fc teorik minimumda boyutland\u0131rmak yerine %20 ila %30 ba\u015f \u00fcst\u00fc bo\u015flu\u011fu ekler.<\/p>\n

Birka\u00e7 transformat\u00f6r kural\u0131na erken a\u015famada uymakta fayda var:<\/p>\n