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Tianhui- mid ka mid ah soosaarayaasha iyo alaab-qeybiyeyaasha hormuudka ka ah UV LED chip waxay bixiyaan adeegga chip-ka ee ODM/OEM UV.

Maxay ka dhigan tahay Baakaynta COB? Maxay Ku Kala Duwan Yihiin Baakadaha Dhaqanka

Waa maxay COB ku duuban Cache on Board) Bangbang waxa lagu dhejiyay sabuuradda daabacan. Sida alaab-qeybiyeyaasha IC ay yareynayaan QFP (qaabka koobin ee qaybaha SMT) baakooyinka kontoroolka LCD iyo soo saarista jajabyada la xiriira. Sidaa darteed, habka caadiga ah ee SMT ee alaabta mustaqbalka ayaa si tartiib tartiib ah loo beddelaa. Farqiga u dhexeeya farsamada baakadaha COB iyo baakadaha dhaqameed? Baakadaha COB waa xirmada si toos ah ugu xidha chip-ka LED-ka ee sabuuradda PCB-ga. Waa maxay faraqa u dhexeeya habkan baakadaha iyo LED-ka caadiga ah ee SMD iyo farsamooyinka kale ee baakadaha, iyo midkee ka fiican? Isbarbardhigga labadan hab ee baakadaha? Waxaa jira laba nooc oo waaweyn oo tignoolajiyada Chip qaawan: mid waa tignoolajiyada COB, midda kalena waa tignoolajiyada FLIP Chip (FLIP Chip). Tiknoolajiyada baakadaha LED COB Waxa loogu yeero COB waa in lagu dhejiyo jajabka qaawan ee leh koolada korantada ama aan fiicneyn ee substrate isku xiran, ka dibna la sameeyo furaha rasaasta si loo gaaro xiriirkiisa korantada. Haddii chip-ka qaawan uu si toos ah hawada ugu soo baxo, waxay u nugushahay wasakh ama dhaawac macmal ah, saamaynaya ama baabi'inaya shaqada chip-ka, sidaas darteed chip-ka iyo rasaasta furaha ah ayaa lagu xidhay koollo. Dadku waxay sidoo kale u yaqaanaan qaabkan baakooyinka sida bac jilicsan. Chip-ka qaawan ee lagu dahaadhay tignoolajiyada COB ayaa ah qaybta ugu muhiimsan ee chip-ka iyo I/O terminal ka sarreeya crystal. Inta lagu jiro alxanka, jajabka qaawan wuxuu ku dhejiyaa PCB oo leh xabag/xabag kuleyl ah. Adkeynta ka dib ) Marka la eego ficilka ultrasound iyo cadaadiska kulaylka, ku xidh aagga alxanka ee chip I/O iyo suufka u dhigma ee PCB, siday u kala horreeyaan. Baaritaanka kadib, xabagta xabagta waa la xiraa. Marka la barbardhigo tignoolajiyada baakadaha dhaqameed, tignoolajiyada COB waxay leedahay faa'iidooyinka soo socda: qiimo jaban; kaydinta booska; farsamo bislaan. Tiknoolajiyada baakadaha COB ee LED sidoo kale kuma filna, taas oo ah, mashiin alxan oo gaar ah iyo mashiinka baakadaha ayaa loo baahan yahay. Mararka qaarkood xawaaruhu ma la jaanqaadi karaan balastar PCB ee shuruudaha adag ee deegaanka; laguma sii hayn karo. COB, tignoolajiyadan baakad dhaqameedku waxay door muhiim ah ka ciyaari doontaa baakadaha alaabta la qaadi karo. Dhibaatooyinka caamka ah ee tignoolajiyada baakadaha COB ee LED-ka Q: Isha iftiinka LED ee habka baakadeynta COB-midabka-midab-midabka dhibaatada ka-baxa heerkulka. Marka baakadaha COB lagu isticmaalo baakadaha COB, waxay isticmaashaa habka baakadaha sare ee dhaqanka. Dubo ka dib, waxaa la ogaadaa in heerkulka midabku uu had iyo jeer aad u weyn yahay. , 5000K barta hordhaca ah, laakiin budada xabagta waa 10000K ka dib markii la dubay. Ma dhibaatada habka dubista ee silikoon ama budada xabagta kuma habboona. Fadlan qof walba! J: Heerkulka dubista aad buu u sarreeyaa, masaafada korantadu waxay noqotaa mid aad u dhow. Soo koob wakhtiga buufinta ilaa wakhtiga dubista. Kala duwanaanshaha heerkulka midabka waa in ay keento budada fluorescent. Si degdeg ah u adkeeya si looga fogaado budada fluorescence! Dib u eeg qalooca kululaynta sanduuqa foornada Q: Waa maxay faraqa u dhexeeya tignoolajiyada baakada LED-ka iyo baakadaha COB ee tignoolajiyada baakadaha ee LED? Labaduba si toos ah ayaa loo geliyey halkii baakadaha balastarka ah. Waa maxay farqiga u dhexeeya? Waa maxay dhinacyada? Miyuu mid ku habboon yahay awoodda sare, midna xoogga yar? J: Tignoolajiyada COB ayaa guud ahaan aad loogu dabaqi karaa isla substrate la mid ah qaybaha kale ee elegtarooniga ah. Haddii COB-ga LED-ka loo sameeyo xirmo toos ah, waa inuu ahaadaa module leh hawlo gaar ah oo ay ka mid yihiin shaqada flash ama jilaha dhijitaalka ah, moduleka xakamaynta midabka, iwm. Awood weyn iyo mid yarba waxay noqon kartaa COB ama LAMP. Ma jiro wax farqi ah oo dhinacan ah. S: Ma weydiin karaa baakadaha isku dhafan ee COB sida isha iftiinka diyaaradda, ma beddeli doontaa alaabta balastarka ah ee hadda? J: Ma jiro beddel, labaduba waxay ku jiraan horumarka mustaqbalka, labaduba waxay wada noolaan doonaan muddo dheer.

Maxay ka dhigan tahay Baakaynta COB? Maxay Ku Kala Duwan Yihiin Baakadaha Dhaqanka 1

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