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I-Tianhui- engomunye wabakhiqizi nabahlinzeki be-chip be-UV LED abahamba phambili inikeza isevisi ye-chip ye-ODM/OEM UV eholayo.

Isizathu Sokwenza Imojula Yomthombo Wokukhanya Kwe-LED Ibonakale Ingaqinile

Uhla olushintshayo lwe-VF yesibani sesibani se-LED alucatshangelwa, okuholela ekusebenzeni okuphansi kwesibani, ngisho nomthwalo wamanani we-module yomthombo wokukhanya we-LED kumojula yomthombo wokukhanya we-LED engazinzile. Ngokuvamile yakhiwe ngochungechunge lwe-LED oluningi lwama-LED. ubuningi. I-VF ye-LED iyashintsha ngokushintsha kwezinga lokushisa. Ngokuvamile, ngesikhathi samanje, i-VF iba ngaphansi kwezinga lokushisa eliphezulu, futhi i-VF iba phezulu ekushiseni okuphansi. Ngakho-ke, i-voltage yokusebenza yokulayisha izibani ze-LED ekushiseni okuphezulu kuhambisana ne-VOL, futhi i-voltage yokulayisha isibani se-LED esebenza ngokushisa okuphansi ihambisana ne-VOH. Uma ukhetha idrayivu ye-LED, uhla lwe-voltage yomshayeli likhulu kune-VOL VOH. Uma intengo yemodyuli yomthombo wokukhanya we-LED ku-voltage enkulu yokuphuma iphansi kune-VOH, ukubekezelelana kwesibani ekushiseni okuphansi kungase kungafinyeleli amandla wangempela. Uma idrayivu ye-LED ekhethiwe eya ku-voltage ephansi ingaphezulu kwe-VOL, idrayivu ingase ishayelwe ngezinga lokushisa eliphezulu ezingeni lokushisa eliphezulu. Okukhiphayo kudlula ububanzi bokusebenza, umsebenzi awuzinzile, izibani zizokhanya, njll. Kodwa ukucatshangelwa kwezindleko nokusebenza kahle, awukwazi ukuphishekela ngobumpumputhe ububanzi be-ultra-wide volt volt range yomshayeli we-LED: ngenxa yokuthi i-voltage yomshayeli isebangeni elithile kuphela, ukusebenza kahle kwedrayivu kungukusebenza okuphezulu kakhulu. Ngemva kokweqa ububanzi, ukusebenza kahle kanye nesici samandla (PF) kuzowohloka. Ngesikhathi esifanayo, ukuklama uhla lwe-voltage okukhiphayo lomshayeli lubanzi kakhulu, okuzoholela ezindleko ezikhulayo nokusebenza kahle akukwazi ukwenziwa kahle. Uma ibhalansi yamandla nezidingo zokunciphisa zingacatshangelwa, amandla okuzisholo edrayivu ye-LED abhekisela kudatha elinganiswa ngendawo elinganiselwe kanye ne-voltage elinganiselwe. Uma kucatshangelwa ukuthi amakhasimende ahlukene azoba nezinhlelo zokusebenza ezihlukene, abahlinzeki abaningi bedrayivu ye-LED bazohlinzeka ngejika lokunciphisa amandla ekucacisweni komkhiqizo wabo siqu (umthwalo ovamile we-VS ijika lokwehla kwezinga lokushisa kanye nokulayisha ijika lokunciphisa i-VS input voltage)). Ijika elibomvu libonisa ukuthi uma intengo yemojuli yomthombo wokukhanya we-LED ingu-120VAC, ijika lokunciphisa amandla nezinga lokushisa elizungezile liyashintsha. Lapho izinga lokushisa le-ambient lingaphansi kuka-50 C, umshayeli uvumela imithwalo egcwele engu-100. Uma izinga lokushisa le-ambient liphezulu njengo-70 C, umshayeli anganciphisa umthwalo kuphela ku-60%. Lapho izinga lokushisa le-ambient lishintsha phakathi kuka-50-70 C, umthwalo wedrayivu wedrayivu uhambisana nezinga lokushisa elinezinga lokushisa elinokushisa nokukhuphuka kwezinga lokushisa kanye nokwehla komugqa. Ijika eliluhlaza okwesibhakabhaka libonisa ukuthi uma umshayeli we-LED engena ku-230VAC noma 277VAC, umthwalo wayo unejika lokunciphisa amandla ngokushintsha kwezinga lokushisa elizungezile. Ijika eliluhlaza okwesibhakabhaka lisho ukuthi uma umshayeli we-LED ingu-55 C, ijika lokunciphisa amandla okukhiphayo nezinguquko ku-voltage yokufaka iyashintsha. Lapho i-voltage yokufaka ingu-140VAC, umthwalo womshayeli uvumela imithwalo egcwele engu-100, futhi njengoba i-voltage yokufaka iyancipha; uma amandla okukhiphayo ehlala engashintshiwe, i-current input izokhuphuka, okuholela ekwandeni kokulahlekelwa kokugcina okokufaka, ukusebenza kahle kuncipha, izinga lokushisa ledivayisi lizokhuphuka, amaphuzu okushisa ngamanye angenzeka. Izindinganiso ezeqile zingase zibangele nokuhluleka kwemishini. Ngakho-ke, lapho i-voltage yokufaka ingaphansi kuka-140VAC, umthwalo ophumayo womshayeli udinga ukuncishiswa nge-voltage yokufaka kanye nokwehla komugqa. Ngemuva kokuqonda ijika eliphezulu lokunciphisa kanye nezidingo ezihambisanayo, lapho ukhetha intengo yemojula yomthombo wokukhanya we-LED, kufanele ucabangele ngokucophelela futhi ukhethe ngokuvumelana nezinga lokushisa langempela lendawo kanye nezimo zamandla kagesi okokufaka, futhi ushiye ngokufanele ukuze ushiye ukuncishiswa kokunciphisa. ukuncishiswa kwenani lokwehliswa.

Isizathu Sokwenza Imojula Yomthombo Wokukhanya Kwe-LED Ibonakale Ingaqinile 1

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