Me yasa hasken ledar yayi duhu?

Mafi duhuHasken LEDshine, mafi yawan shi ne.Takaitaccen bayanin dalilan duhun hasken LED ba komai bane illa maki uku masu zuwa.

Lalacewar direba
Ana buƙatar beads ɗin fitilar LED don yin aiki a ƙarancin wutar lantarki na DC (kasa da 20V), amma wadatar da mu na yau da kullun shine babban ƙarfin AC (AC 220V).Don kunna mains zuwa wutar lantarki da ake buƙata don fitilun, kuna buƙatar na'urar da ake kira "LED constant current drive power."
A ka'ida, muddin ma'aunin ma'aunin direba ya yi daidai da bead ɗin fitila, ana iya ci gaba da amfani da wutar lantarki kuma a yi amfani da shi akai-akai.Abubuwan da ke cikin injin ɗin suna da rikitarwa, kuma kowace na'ura (kamar capacitors, masu gyara, da sauransu) na iya haifar da canji a cikin ƙarfin fitarwa, wanda zai iya sa fitilar ta yi duhu.

LED ya kone
Ita kanta LED ɗin ta ƙunshi bead ɗin fitila ɗaya.Idan daya ko wani bangare nasa ba a kunna ba, to babu makawa zai sanya dukkan kayan aikin ya yi duhu.Gabaɗaya ƙullun fitilun ana haɗa su a jere sannan a layi daya - don haka idan wani ƙullun fitila ya ƙone, yana iya haifar da batch na fitilun beads.
Bayan konewa, saman bead ɗin fitilar yana da baƙar fata a bayyane.Nemo shi, yi amfani da waya don haɗa ta zuwa bayan fitilar, gajeriyar kewaya ta, ko maye gurbin ta da sabon bead ɗin fitila.

Lalacewar hasken LED
Abin da ake kira lalata haske shine cewa hasken hasken yana raguwa da ƙasa - wannan yanayin ya fi dacewa a kan fitilu masu haske da masu kyalli.
Fitilar LED ba zai iya guje wa ruɓar haske ba, amma raguwar haskensa yana da ɗan jinkiri, yana da wahala a ga canje-canje da ido tsirara.Duk da haka, ba ya kawar da ƙananan LEDs, ko ƙananan haske, ko kuma saboda dalilai na haƙiƙa kamar rashin ƙarfi na zafi, yana haifar da lalacewa mai sauri na hasken LED.


Lokacin aikawa: Nuwamba 15-2019