Fashewar Shenhai-Hujja
Saboda ƙarancin ƙarancin samarwa don fitilolin fashewar LED, da yawa sun fara kera su. Duk da haka, ƙwararrun ƙwararrun mutane har yanzu suna iya bambance tsakanin fitulun da masana'antu na halal suka samar da nau'ikan jabu (i.e, waɗanda aka yi da hannu gaba ɗaya a cikin wuraren haya). Yanzu, Zan koya muku yadda ake gane ingancin hasken LED a gani.
1. Dubi Packaging:
Madaidaicin fitilolin fashewar fitilun LED galibi ana tattara su ta amfani da fakitin faya-fayan fayafai, yawanci a cikin mitoci 5 ko mitoci 10, an rufe shi da jakar kariya da danshi. Da bambanci, fitilu na jabu na LED, a yunƙurin rage farashi, na iya mantawa da amfani da fakitin anti-static da danshi, barin burbushi da tarkace daga cire lakabin da ake iya gani akan faifan.
2. Yi nazarin Lakabi:
Fitilar fashe na gaskiya na LED sau da yawa suna amfani da jakunkuna masu lakabi da reels maimakon tamburan da aka buga. Ƙila jabu na iya samun daidaitattun ma'auni da bayanan siga akan alamun kwaikwayonsu.
3. Duba Na'urorin haɗi:
Don ajiye kuɗi, halaltattun igiyoyin hasken LED zasu haɗa da jagorar mai amfani da ƙa'idodin ƙa'idodi, tare da haši ga LED tsiri. Ƙarƙashin marufi na hasken LED ba zai haɗa da waɗannan add-kan ba.
4. Duba Haɗin Solder:
Fitilar fashewar fashewar LED ta al'ada da aka yi ta amfani da fasahar faci ta SMT da tsarin siyar da reflow suna da santsi mai santsi tare da ƙarancin walda.. Da bambanci, subpar soldering sau da yawa yakan haifar da daban-daban digiri na tin tukwici, mai nuni ga tsarin walda na hannu.
5. Kula da FPC da Foil na Copper:
Haɗin da ke tsakanin ɓangaren walda da FPC yakamata ya zama sananne. Tagulla na birgima kusa da allon kewayawa ya kamata ya lanƙwasa ba tare da faɗuwa ba. Idan platin jan karfe ya lanƙwasa sosai, yana iya kaiwa ga rabuwar siyar cikin sauƙi, musamman idan an yi amfani da zafi mai yawa yayin gyarawa.
6. Yi la'akari da Tsaftar Fuskar Hasken LED:
Filayen LED da aka samar ta amfani da fasahar SMT yakamata su bayyana a tsabta, free of datti, da tabo. Duk da haka, fitilun LED na jabu masu sayar da hannun jari, komai tsaftar sun bayyana, sau da yawa zai sami ragowa da burbushin tsaftacewa, tare da saman FPC har ma yana nuna alamun juzu'i da tin slag.