個別led燈珠閃 led燈條一個燈珠壞了一直閃 |
發布時間:2022-10-21 12:12:03 |
大家好(hao)我(wo)是小編燈(deng)漂(piao)(piao)亮今天我(wo)們來介紹個(ge)(ge)別(bie)led燈(deng)珠閃 led燈(deng)條一(yi)個(ge)(ge)燈(deng)珠壞了(le)一(yi)直閃的問(wen)(wen)題(ti),以(yi)下就是燈(deng)漂(piao)(piao)亮對(dui)此問(wen)(wen)題(ti)和(he)相關(guan)問(wen)(wen)題(ti)的歸(gui)納整理,一(yi)起來看看吧。 文章目錄導航: led燈條有一個燈珠一直閃 那應該(gai)是那個(ge)燈(deng)珠有問題了,比(bi)如內部接觸不良虛(xu)焊(han)什么的。一般來(lai)說如果電源有問題就不可(ke)能只有一個(ge)燈(deng)珠閃。這種時(shi)候可(ke)以用一截細銅線臨(lin)時(shi)短接這個(ge)燈(deng)珠湊合著用用。然(ran)后(hou)請專業人員更(geng)換相同的燈(deng)珠進行修(xiu)復。拆換燈(deng)珠看起(qi)來(lai)比(bi)較簡單但需要專業的工具。 led燈珠有幾顆閃爍哪里壞了 led燈(deng)珠閃爍(shuo)的原因很多種(zhong)(zhong),但是比(bi)較常見的有(you)以下(xia)3種(zhong)(zhong)。 1、燈珠型號和驅動(dong)電(dian)源不(bu)相符(fu)。 如果led燈(deng)珠(zhu)和led驅(qu)(qu)動(dong)(dong)(dong)電(dian)(dian)源不相(xiang)符,比如1W的led燈(deng)珠(zhu)白光工作(zuo)電(dian)(dian)源350mA,電(dian)(dian)壓2.8-3.4伏。如用(yong)低于工作(zuo)電(dian)(dian)壓和工作(zuo)電(dian)(dian)流的驅(qu)(qu)動(dong)(dong)(dong)來給這(zhe)個單顆350mA燈(deng)具驅(qu)(qu)動(dong)(dong)(dong),就會產生閃(shan)爍(shuo)現象。 2、驅動電源故障 驅動電源損壞(huai),不能(neng)提供(gong)正常的LED燈珠驅動電流(liu),也會造成LED燈珠閃爍。 3、PCB或燈具(ju)自(zi)我保護裝(zhuang)置 如果PCB板(ban)設(she)(she)計(ji)和燈(deng)板(ban)或燈(deng)具(ju)設(she)(she)計(ji)電路上有(you)自我過(guo)溫(wen)(wen)保(bao)護(hu)功(gong)能(neng),當燈(deng)具(ju)工(gong)作溫(wen)(wen)度過(guo)高(gao),造成內部(bu)燈(deng)具(ju)溫(wen)(wen)度過(guo)高(gao)時(shi),會觸發啟動自我保(bao)護(hu)功(gong)能(neng),這時(shi)候會出(chu)現(xian)燈(deng)具(ju)時(shi)亮(liang)時(shi)滅的(de)閃爍現(xian)象(xiang),這個時(shi)候只(zhi)要燈(deng)具(ju)溫(wen)(wen)度正(zheng)常控制,就(jiu)可以正(zheng)常工(gong)作了。 led燈單個燈珠閃爍故障解決方法 1、LED燈閃爍可能(neng)是因為電(dian)路出(chu)現問題。如果(guo)LED燈關(guan)閉(bi)之后,依(yi)然存(cun)在(zai)閃爍的情況那么是因為零線(xian)(xian)(xian)(xian)(xian)火(huo)線(xian)(xian)(xian)(xian)(xian)接反了。大家將開關(guan)插座(zuo)的零線(xian)(xian)(xian)(xian)(xian)、火(huo)線(xian)(xian)(xian)(xian)(xian)重新接好。零線(xian)(xian)(xian)(xian)(xian)和火(huo)線(xian)(xian)(xian)(xian)(xian)可以通過電(dian)筆、萬用(yong)表(biao)、電(dian)線(xian)(xian)(xian)(xian)(xian)的顏色等多種方式(shi)來區(qu)分零線(xian)(xian)(xian)(xian)(xian)火(huo)線(xian)(xian)(xian)(xian)(xian)。 2、LED燈(deng)閃爍,有驅(qu)動電(dian)(dian)源出現問(wen)題(ti)的原因,例如燈(deng)珠、驅(qu)動電(dian)(dian)源不匹(pi)配,大家(jia)可(ke)更換(huan)一個(ge)合適的驅(qu)動電(dian)(dian)源。或(huo)者燈(deng)具的散熱(re)性能(neng)不好,導致(zhi)燈(deng)具溫度過高,驅(qu)動電(dian)(dian)源開啟過熱(re)保護功能(neng)。大家(jia)可(ke)通過在燈(deng)具外殼涂散熱(re)涂料等方法來(lai)增強散熱(re)。 led一個燈珠閃爍什么原因 閃(shan)爍可能(neng)是(shi)(shi)(shi)燈珠有燒死的,可能(neng)是(shi)(shi)(shi)驅動(dong)不匹(pi)配,可能(neng)是(shi)(shi)(shi)電(dian)(dian)壓過(guo)低(di)。led燈珠是(shi)(shi)(shi)半導(dao)(dao)(dao)體發(fa)光元(yuan)件,其供電(dian)(dian)電(dian)(dian)壓達(da)到燈珠正(zheng)向(xiang)導(dao)(dao)(dao)通(tong)電(dian)(dian)壓且有電(dian)(dian)流(liu)流(liu)過(guo)時(shi)會(hui)持續發(fa)光,燈珠發(fa)光隨(sui)電(dian)(dian)流(liu)增(zeng)大(da)而亮(liang)度增(zeng)大(da),隨(sui)電(dian)(dian)流(liu)減小(xiao)而亮(liang)度減小(xiao),不會(hui)發(fa)生閃(shan)爍。發(fa)生閃(shan)爍,應是(shi)(shi)(shi)供電(dian)(dian)電(dian)(dian)源(yuan)(或驅動(dong)器(qi))的輸(shu)出電(dian)(dian)壓或電(dian)(dian)流(liu)不穩定,造成斷續供電(dian)(dian),致使燈珠時(shi)導(dao)(dao)(dao)通(tong)時(shi)截止。 LED燈驅動電源電壓足夠但個別燈珠跳閃 個別(bie)燈珠(zhu)跳閃說明是燈珠(zhu)的(de)問題,燈珠(zhu)內部的(de)引(yin)線(xian)INT。 以上就是天成小(xiao)編對(dui)于個(ge)別led燈(deng)珠閃 led燈(deng)條一個(ge)燈(deng)珠壞了一直閃問(wen)題(ti)和(he)相關問(wen)題(ti)的解答(da)了,希望對(dui)你有用 【責(ze)任編輯:燈(deng)漂亮】 |