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Igishushanyo mbonera cyimbere gifite umutekano hamwe nubushyuhe bwa kabiri

2023-11-28

Igishushanyo mbonera cyimbere gifite umutekano hamwe nubushyuhe bwa kabiri


(1) LED ni ikintu kigezweho. Imikorere ikora ifite umurongo ufitanye isano na voltage nuburyo bwiza. Nukuvuga ko, nini nini ikora, nini ya voltage, hamwe nubushobozi bwo kumurika. Ariko, kurenza ibipimo byateganijwe bizagabanya ubuzima bwa LED. Iyo voltage yiyongereye kuva kuri 3.1 V ikagera kuri 3.42 V (igipimo cyumubyigano wapimwe), impinduka zubu zigera kuri mA 250 hamwe nimpinduka ya 781 mA / V. Birashobora kugaragara ko amashanyarazi akora yunvikana cyane nimpinduka za voltage, kandi impinduka zubu zigira ingaruka zitaziguye Imikorere ya LED igomba kuba ifite umutekano imbere mugushushanya imizunguruko no gukomeza guhora isohoka kuri LED.

(2 problem Ikibazo cya kabiri cyo gukonjesha

Kubushuhe bwo gukwirakwiza LED, imiterere nini ya chip flip-chip, imiterere yicyuma cyumuzunguruko, ibyuma bitwara ubushyuhe, hamwe na microfluidic array ikoreshwa muburyo bwo gupakira. Kubijyanye no guhitamo ibikoresho, hitamo ibikoresho bya substrate bikwiye hanyuma ushireho ibikoresho, hanyuma ukoreshe silicone resin. Aho kuba epoxy. Nyamara, ubushyuhe bwa kabiri bwo gukwirakwiza amatara ya LED buracyari ikibazo cyingenzi mubikorwa byubu bitanga amatara. Ingamba zishobora gufatwa nugukosora diode ya LED kurupapuro rwa Al cyangwa urupapuro rwa Al; hanyuma, isahani ya Al cyangwa urupapuro rushyizwe kumazu hamwe namavuta yubushyuhe Hamwe, ubushyuhe butangwa na diode ya LED burahita busohoka mumazu. Ubushakashatsi bwerekanye ko ingaruka ari nziza cyane kandi zujuje ibisabwa byo kohereza urumuri no kuzigama ingufu.