小夜燈用的什么燈珠 led燈珠制作小夜燈方法 |
發布時間:2022-11-02 17:12:15 |
大家好(hao)我是天成照(zhao)明LED燈(deng)(deng)珠(zhu)廠家小(xiao)編燈(deng)(deng)漂亮今天我們來(lai)介紹小(xiao)夜(ye)燈(deng)(deng)用的(de)什(shen)么燈(deng)(deng)珠(zhu) 用led燈(deng)(deng)珠(zhu)自制小(xiao)夜(ye)燈(deng)(deng)的(de)問題,以下就(jiu)是燈(deng)(deng)漂亮對此問題和相關(guan)問題的(de)歸納(na)整(zheng)理,一起(qi)來(lai)看看吧。 文章目錄導讀: led燈珠制作小夜燈 1,先查看LED器件手冊,看你選(xuan)的(de)(de)這種LED點亮(liang)時的(de)(de)壓降是(shi)多(duo)少(shao),能承受的(de)(de)最大(da)電(dian)(dian)流(liu)是(shi)多(duo)少(shao)(一般20MA,所以你的(de)(de)LED點亮(liang)一會兒就燒了),LED的(de)(de)壽命就跟電(dian)(dian)流(liu)有關,主要控制電(dian)(dian)流(liu)的(de)(de)穩定(ding)性。 2,LED燈珠做小夜燈,需要給LED燈珠提供合適的(de)工作電(dian)流。市(shi)電(dian)的(de)小夜燈,可以用(yong)隔離電(dian)源降(jiang)壓(ya)后,接電(dian)阻限流,然后點亮LED。也可以直(zhi)接阻容降(jiang)壓(ya),限流點亮LED,但(dan)是(shi)容易觸電(dian)。 手機充電器做個小夜燈電阻多大 手機(ji)充(chong)電(dian)(dian)(dian)器(qi)(qi)一般是5V(但(dan)(dan)不(bu)同電(dian)(dian)(dian)路的也有實際允電(dian)(dian)(dian)電(dian)(dian)(dian)壓(ya)不(bu)足5V),常用led燈(deng)珠單顆(ke)的導(dao)通電(dian)(dian)(dian)壓(ya)為(wei)23Ⅴ左右。做的小(xiao)夜燈(deng)使用什么規格型號的燈(deng)珠,5V充(chong)電(dian)(dian)(dian)器(qi)(qi)的輸(shu)出(chu)(chu)電(dian)(dian)(dian)流(liu)多大,靈(ling)活釆電(dian)(dian)(dian)串(chuan)聯或(huo)并聯電(dian)(dian)(dian)路也可(ke)不(bu)用加(jia)電(dian)(dian)(dian)阻(zu)分壓(ya)或(huo)限流(liu)。5V充(chong)電(dian)(dian)(dian)器(qi)(qi)帶一顆(ke)燈(deng)珠,應串(chuan)電(dian)(dian)(dian)阻(zu),其阻(zu)值為(wei)5V-2V÷工作電(dian)(dian)(dian)流(liu)i。如預(yu)設燈(deng)珠工作電(dian)(dian)(dian)流(liu)為(wei)10mA,則(ze)阻(zu)值為(wei)3V÷10mA=300歐。用并聯電(dian)(dian)(dian)路,5V可(ke)不(bu)降壓(ya),但(dan)(dan)對電(dian)(dian)(dian)流(liu)應按Nⅹ10mA去(qu)接近充(chong)電(dian)(dian)(dian)器(qi)(qi)輸(shu)出(chu)(chu)電(dian)(dian)(dian)流(liu),也可(ke)知(zhi)能(neng)帶多少個燈(deng)珠。萊(lai)垍頭(tou)條(tiao) TCL小夜燈與LED燈的區別 TCL喂奶小夜(ye)燈專為寶(bao)寶(bao)設計,讓寶(bao)寶(bao)不(bu)再(zai)害怕黑夜(ye)采(cai)(cai)用LED燈珠,柔和不(bu)刺(ci)眼,呵(he)護寶(bao)寶(bao)和您(nin)的眼睛采(cai)(cai)用觸碰開關,按住可(ke)(ke)無極調節亮度(du),手(shou)指(zhi)輕(qing)輕(qing)一點即可(ke)(ke)開啟。 LED燈是一塊電致發光的半導(dao)體材料芯片(pian),用銀(yin)膠(jiao)或白膠(jiao)固化到(dao)支架上,然后用銀(yin)線或金(jin)線連(lian)接芯片(pian)和電路板,四周用環氧樹脂密封(feng),起到(dao)保護內部芯線的作用。 以上就是(shi)天成小(xiao)編(bian)對(dui)于小(xiao)夜燈用(yong)的什么燈珠(zhu) 用(yong)led燈珠(zhu)自制(zhi)小(xiao)夜燈問題和相關問題的解(jie)答了(le),希望(wang)對(dui)你有用(yong) 【責任編(bian)輯(ji):燈漂亮】 |