Sobanura impamvu zitera ubushyuhe bwa LED burambuye

Iyo LED ikora, ibintu bikurikira birashobora gutuma ubushyuhe bwihuza buzamuka kurwego rutandukanye.

1 has Byaragaragaye ko kugabanya imikorere yumucyo arimpamvu nyamukuru yo kuzamukaIhuriro LEDubushyuhe.Kugeza ubu, iterambere ryibikoresho byiterambere hamwe nibikorwa byo gukora birashobora guhindura igice kinini cyinjiza amashanyarazi yaLED mu mucyoingufu z'imirasire.Ariko, kubera ko ibikoresho bya chip ya LED bifite coefficient nini cyane zivunagura kuruta itangazamakuru rikikije, igice kinini cya fotone (> 90%) cyakozwe imbere muri chip ntigishobora kurenga neza intera, kandi kugaragariza hamwe kwakozwe hagati ya chip na interineti yamakuru, It isubira imbere imbere ya chip hanyuma amaherezo ikinjizwa nibikoresho bya chip cyangwa substrate binyuze mubitekerezo byinshi byimbere, hanyuma igashyuha muburyo bwo kunyeganyega kwa lattice, bigatuma ubushyuhe bwihuriro buzamuka.

2 、 Kubera ko ihuriro rya PN ridashobora kuba ryiza cyane, uburyo bwo gutera inshinge ntibuzagera ku 100%, ni ukuvuga, usibye kwishyurwa (umwobo) watewe mu gace ka N mu gace ka P, agace ka N nako kazatera kwishyuza (electron) mukarere ka P mugihe LED ikora.Mubisanzwe, ubwoko bwa nyuma bwo gutera inshinge ntibuzana ingaruka za optoelectric, ariko bizakoreshwa muburyo bwo gushyushya.Nubwo igice cyingirakamaro cyamafaranga yatewe cyatewe nticyaba umucyo, bamwe amaherezo bazahinduka ubushyuhe iyo bahujwe numwanda cyangwa inenge mugace kahurira.

3 structure Imiterere mibi ya electrode yibintu, ibikoresho byidirishya rya idirishya substrate cyangwa agace gahuza, hamwe na kole ya feza ikora byose bifite indangagaciro zimwe zo kurwanya.Izi nzitizi zishyizwe hamwe kugirango zibe urukurikirane rwo kurwanyaIkintu cya LED.Iyo ikigezweho kinyuze mu masangano ya PN, nacyo kizanyura muri izo rezistoriste, bivamo ubushyuhe bwa Joule, bizatuma izamuka ryubushyuhe bwa chip cyangwa ubushyuhe bwihuriro.


Igihe cyo kohereza: Ugushyingo-16-2022