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LED燈珠知識

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燈珠行業動態

檢測led燈珠芯片

發布時間:2022-10-04 11:39:24

大家好我(wo)是小編沁夢今(jin)天我(wo)們(men)來(lai)介紹檢測led燈珠芯(xin)片(pian) 怎樣判斷led燈芯(xin)片(pian)好壞的問(wen)題,以(yi)下(xia)就(jiu)是沁夢對此問(wen)題和相關問(wen)題的歸(gui)納整理,一起來(lai)看(kan)(kan)看(kan)(kan)吧。

文章目錄導航:

led燈珠如何檢查好壞

4種簡易測試好壞(huai)的方法:

1、用眼睛觀察(cha),如果LED燈(deng)珠(zhu)外觀燒傷,或內部芯片(pian)發黑,那是(shi)對LED燈(deng)珠(zhu)的(de)物理損害,即LED燈(deng)珠(zhu)物理損壞。

2、如果手(shou)頭有(you)干(gan)電(dian)池(chi),可采用2顆1.5V的(de)電(dian)池(chi)串(chuan)聯成(cheng)3V的(de)一(yi)個電(dian)池(chi)組,正(zheng)反兩端(duan)接上,不亮(liang)說(shuo)明(ming)可能燈珠(zhu)壞了(le)。

3、采用(yong)(yong)萬(wan)(wan)用(yong)(yong)表(biao)的(de)(de)測(ce)量方法。如(ru)何用(yong)(yong)簡易方法判斷led燈(deng)珠(zhu)(zhu)好(hao)壞led燈(deng)珠(zhu)(zhu)怎么測(ce)試好(hao)壞萬(wan)(wan)用(yong)(yong)表(biao)判斷led燈(deng)珠(zhu)(zhu)質量的(de)(de)方法主要有:a、用(yong)(yong)萬(wan)(wan)用(yong)(yong)表(biao)紅筆連接LED燈(deng)珠(zhu)(zhu)的(de)(de)正極觸點(dian),用(yong)(yong)萬(wan)(wan)用(yong)(yong)表(biao)黑(hei)筆連接負極觸點(dian),當LED燈(deng)珠(zhu)(zhu)出現(xian)微(wei)小亮(liang)度(du)時,就(jiu)是好(hao)的(de)(de),否則可能已經損壞。b、用(yong)(yong)數字萬(wan)(wan)用(yong)(yong)表(biao)測(ce)量LED燈(deng)珠(zhu)(zhu)的(de)(de)正負極通斷情(qing)況,如(ru)果用(yong)(yong)指針萬(wan)(wan)用(yong)(yong)表(biao)測(ce)量,用(yong)(yong)10KΩ檔,導通時能直觀地看到LED燈(deng)珠(zhu)(zhu)的(de)(de)亮(liang)度(du),就(jiu)是好(hao)的(de)(de)LED燈(deng)珠(zhu)(zhu)。

檢測led燈珠芯片

led燈的芯片怎么分好壞

1、看支(zhi)(zhi)(zhi)(zhi)架(jia)一般情(qing)況支(zhi)(zhi)(zhi)(zhi)架(jia)為鍍(du)銀紅銅(tong)(tong)支(zhi)(zhi)(zhi)(zhi)架(jia),鍍(du)銀紅銅(tong)(tong)支(zhi)(zhi)(zhi)(zhi)架(jia)的(de)好處就是散熱(re)(re)快,可以(yi)更好的(de)給燈珠(zhu)散熱(re)(re)電(dian)阻(zu)小(xiao)。市場上有(you)些(xie)商家會用(yong)陶(tao)瓷(ci)支(zhi)(zhi)(zhi)(zhi)架(jia)來代替鍍(du)銀紅銅(tong)(tong)支(zhi)(zhi)(zhi)(zhi)架(jia),陶(tao)瓷(ci)支(zhi)(zhi)(zhi)(zhi)架(jia)導熱(re)(re)性能很優秀。

2、看亮度你的燈珠(zhu)能達到多少LM(流明(ming)),LM(流明(ming))是衡量燈珠(zhu)亮度的單位(wei)。

3、看發光看發光是(shi)否(fou)(fou)均勻顏色(se)(se)是(shi)否(fou)(fou)一(yi)致,質量的好(hao)的燈(deng)珠(zhu)發光很均勻,顏色(se)(se)一(yi)致。品質差的燈(deng)珠(zhu)會(hui)出現一(yi)顆燈(deng)珠(zhu)亮度亮,一(yi)顆燈(deng)珠(zhu)暗的現象,發光顏色(se)(se)亂七八糟不統一(yi),會(hui)有明顯的暗區。

4、看芯(xin)片看芯(xin)片和(he)芯(xin)片大小(xiao),芯(xin)片又是燈珠質(zhi)量(liang)好壞的決定(ding)因素,一(yi)般情況下芯(xin)片越大穩定(ding)性就越強,亮度(du)就越高,散熱就越好。這是最重要的,因為芯(xin)片直接(jie)決定(ding)了顯色指數(shu)、亮度(du)、抗衰(shuai)減程(cheng)度(du)。

怎么檢查led燈珠的好壞用數據線檢測

4種方法:

1、用肉眼觀(guan)察,如(ru)果(guo)LED燈(deng)珠(zhu)有外觀(guan)燒傷(shang),或里面(mian)的芯片發黑,那就是(shi)LED燈(deng)珠(zhu)物(wu)理損壞了。

2、如果手(shou)頭有(you)干電(dian)(dian)池,可以(yi)采(cai)用2顆1.5V電(dian)(dian)池:串(chuan)聯(lian)成3V,正反接(jie)一下,不亮就(jiu)是(shi)壞的。

3、萬用表測量法。

a、用(yong)(yong)萬用(yong)(yong)表(biao)紅筆與LED燈珠正極接觸(chu)(chu)點相(xiang)連(lian)接,萬用(yong)(yong)表(biao)黑(hei)筆與負極接觸(chu)(chu)點相(xiang)連(lian)接,當LED燈珠微亮就是(shi)好的(de),否(fou)則(ze)可能壞了。

b、用(yong)(yong)(yong)數字萬(wan)用(yong)(yong)(yong)表則(ze)用(yong)(yong)(yong)二極(ji)管測量(liang)擋測量(liang)LED燈珠正負極(ji)接通和斷開即可,如果(guo)用(yong)(yong)(yong)指針萬(wan)用(yong)(yong)(yong)表則(ze)用(yong)(yong)(yong)10KΩ檔測量(liang),導通時可以直(zhi)觀的看到LED燈珠微亮,就是(shi)好(hao)的LED燈珠。

4、LED測(ce)試筆。如果是用在維修(xiu)或(huo)選型中,可以在萬能的X寶(bao)買一(yi)個,價格(ge)也不貴,幾十(shi)元,使(shi)用很簡單(dan)。

30伏的led燈珠怎么測好壞

有四種辦法:

1、用肉(rou)眼觀(guan)察(cha),如果LED燈珠(zhu)有外觀(guan)燒傷,或里面的芯片發黑(hei),那就是(shi)LED燈珠(zhu)物理損壞了。

2、如果手頭有干電(dian)(dian)池(chi),可以采用2顆1.5V電(dian)(dian)池(chi):串聯成3V,正反(fan)接(jie)一下,不亮就是(shi)壞的。

3、萬用表測量法。

4、LED測試筆。如果是(shi)用(yong)在(zai)維修或選型中(zhong),可(ke)以在(zai)萬能(neng)的X寶買(mai)一個,價格也不(bu)貴,幾(ji)十元(yuan),使用(yong)很簡(jian)單。

怎么檢查led燈珠好壞

區分LED燈(deng)(deng)(deng)(deng)(deng)珠(zhu)的(de)(de)(de)(de)(de)(de)(de)(de)優劣方法:一、看整體燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)(de)功(gong)率因數(shu):功(gong)率因數(shu)低(di)(di)(di),說明使(shi)(shi)(shi)用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)驅動電(dian)(dian)(dian)(dian)源、電(dian)(dian)(dian)(dian)路設(she)計不(bu)(bu)好,會(hui)大(da)大(da)降低(di)(di)(di)燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)(de)使(shi)(shi)(shi)用(yong)(yong)壽(shou)(shou)命(ming)(ming),功(gong)率因數(shu)低(di)(di)(di),使(shi)(shi)(shi)用(yong)(yong)再好燈(deng)(deng)(deng)(deng)(deng)珠(zhu)的(de)(de)(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)壽(shou)(shou)命(ming)(ming)也(ye)不(bu)(bu)會(hui)長。二、看燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)散(san)熱(re)條(tiao)(tiao)件--材料、結構:LED燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)散(san)熱(re)也(ye)是很重要的(de)(de)(de)(de)(de)(de)(de)(de),同(tong)樣(yang)功(gong)率因數(shu)的(de)(de)(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)和(he)(he)同(tong)品(pin)質(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)(deng)(deng)珠(zhu),如果散(san)熱(re)條(tiao)(tiao)件不(bu)(bu)好,燈(deng)(deng)(deng)(deng)(deng)珠(zhu)在(zai)高(gao)溫(wen)下(xia)工作,光衰會(hui)很大(da),燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)壽(shou)(shou)命(ming)(ming)會(hui)減(jian)少。三、看燈(deng)(deng)(deng)(deng)(deng)珠(zhu)品(pin)質(zhi)(zhi)(zhi):燈(deng)(deng)(deng)(deng)(deng)珠(zhu)品(pin)質(zhi)(zhi)(zhi)決(jue)定于芯片品(pin)質(zhi)(zhi)(zhi)和(he)(he)封裝技(ji)術。四、看燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)使(shi)(shi)(shi)用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)(de)驅動電(dian)(dian)(dian)(dian)源,電(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)(de)(de)使(shi)(shi)(shi)用(yong)(yong)壽(shou)(shou)命(ming)(ming)相對燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)(de)其他部分來(lai)說,壽(shou)(shou)命(ming)(ming)要短很多,電(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)(de)(de)壽(shou)(shou)命(ming)(ming)影響燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)的(de)(de)(de)(de)(de)(de)(de)(de)整體壽(shou)(shou)命(ming)(ming),燈(deng)(deng)(deng)(deng)(deng)珠(zhu)的(de)(de)(de)(de)(de)(de)(de)(de)理論壽(shou)(shou)命(ming)(ming)在(zai)5-10萬小時(shi),而電(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)(de)(de)壽(shou)(shou)命(ming)(ming)在(zai)0.2-3萬小時(shi),電(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)(de)(de)設(she)計與材料選擇會(hui)決(jue)定電(dian)(dian)(dian)(dian)源的(de)(de)(de)(de)(de)(de)(de)(de)使(shi)(shi)(shi)用(yong)(yong)壽(shou)(shou)命(ming)(ming)。五(wu)、看光效(xiao):同(tong)樣(yang)的(de)(de)(de)(de)(de)(de)(de)(de)燈(deng)(deng)(deng)(deng)(deng)珠(zhu)功(gong)率,光效(xiao)越(yue)高(gao),亮(liang)度越(yue)高(gao),同(tong)樣(yang)的(de)(de)(de)(de)(de)(de)(de)(de)照明亮(liang)度,耗電(dian)(dian)(dian)(dian)越(yue)小,越(yue)節能。六、看電(dian)(dian)(dian)(dian)源效(xiao)率,電(dian)(dian)(dian)(dian)源效(xiao)率越(yue)高(gao)越(yue)好,越(yue)高(gao),說明電(dian)(dian)(dian)(dian)源本身的(de)(de)(de)(de)(de)(de)(de)(de)功(gong)耗越(yue)小,輸(shu)出的(de)(de)(de)(de)(de)(de)(de)(de)功(gong)率越(yue)大(da)。七、看是否符合安全標(biao)(biao)準(zhun),我(wo)國(guo)LED燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)安全標(biao)(biao)準(zhun)已經出臺,請按國(guo)家規定的(de)(de)(de)(de)(de)(de)(de)(de)安全標(biao)(biao)準(zhun)選擇LED燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju)。八、看做工是否精(jing)細。一個品(pin)質(zhi)(zhi)(zhi)好的(de)(de)(de)(de)(de)(de)(de)(de)LED燈(deng)(deng)(deng)(deng)(deng)具(ju)(ju),除上(shang)面提到(dao)的(de)(de)(de)(de)(de)(de)(de)(de)幾個主要方面外,還要根(gen)據不(bu)(bu)同(tong)的(de)(de)(de)(de)(de)(de)(de)(de)使(shi)(shi)(shi)用(yong)(yong)環境(jing),有不(bu)(bu)同(tong)的(de)(de)(de)(de)(de)(de)(de)(de)技(ji)術要求,如防(fang)潮(chao)、防(fang)塵(chen)、防(fang)磁、防(fang)雷(lei)擊(ji)等。

以(yi)上就是天成小(xiao)編對于(yu)檢(jian)測led燈珠芯片 怎(zen)樣(yang)判斷led燈芯片好壞問題(ti)和相關問題(ti)的解答了(le),希望對你有(you)用 【責(ze)任編輯:沁夢】

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