LED燈珠怎么控制 控制多個led燈珠閃爍的最簡單方法 |
發布時間:2022-11-16 11:24:25 |
大家(jia)好我是天(tian)成照明LED燈珠(zhu)廠家(jia)小編燈漂亮今天(tian)我們(men)來(lai)介紹LED燈珠(zhu)怎么控制 控制多個led燈珠(zhu)閃(shan)爍的最(zui)簡單方(fang)法的問(wen)題,以下就是燈漂亮對(dui)此問(wen)題和相關(guan)問(wen)題的歸納整(zheng)理,一(yi)起(qi)來(lai)看看吧。 文章目錄導航: 是什么控制LED燈珠閃動 是由電子原件控制的 一(yi)般造成LED光源不停的閃爍或者一(yi)亮(liang)一(yi)滅(mie)的情況一(yi)共(gong)有(you)四種(zhong)可能性(xing): 1):LED燈珠與LED驅動電(dian)源不匹(pi)配,正(zheng)常(chang)單顆足(zu)1W燈珠承(cheng)受(shou)電(dian)流(liu):280-300mA,電(dian)壓:3.0-3.4V,如(ru)果燈珠芯片(pian)不是(shi)足(zu)功率的就會造成燈光(guang)(guang)光(guang)(guang)源頻閃現象(xiang),電(dian)流(liu)過高燈珠不能承(cheng)受(shou)就一(yi)亮(liang)一(yi)滅,嚴重現象(xiang)會把燈珠內置(zhi)的金線(xian)或者銅線(xian)燒斷,導致(zhi)燈珠不亮(liang)。 2):可能是驅動電(dian)源壞了,只要換上(shang)另(ling)一個(ge)好的驅動電(dian)源,就(jiu)不閃了。 3):如果驅動有過(guo)溫(wen)(wen)保(bao)護(hu)功(gong)能,而(er)燈(deng)(deng)具(ju)的材質散熱性能不(bu)能達到(dao)要求,驅動過(guo)溫(wen)(wen)保(bao)護(hu)開始工作也就會有一(yi)閃一(yi)滅的現象,例如:20W投光(guang)燈(deng)(deng)外殼用來(lai)裝配30W的燈(deng)(deng)具(ju),散熱工作沒有做好(hao)就會這樣(yang)了。 4):如(ru)果(guo)戶外燈(deng)具(ju)也有頻閃(shan)一(yi)亮一(yi)滅(mie)現象,那就(jiu)(jiu)是(shi)燈(deng)具(ju)進(jin)水(shui)了。后果(guo)就(jiu)(jiu)是(shi)閃(shan)著閃(shan)著就(jiu)(jiu)不亮了。燈(deng)珠(zhu)和驅(qu)動就(jiu)(jiu)壞了,驅(qu)動防水(shui)做(zuo)的好的話,就(jiu)(jiu)只是(shi)壞掉燈(deng)珠(zhu),更換光源即可。 希望(wang)能夠(gou)幫到(dao)您(nin)祝中秋愉快 led七彩燈珠怎么控制顏色 七彩(cai)led燈帶(dai)是利用(yong)內部的控(kong)制(zhi)器(qi)來實現顏色(se)(se)的變化,遙(yao)控(kong)器(qi)可以(yi)實現調(diao)(diao)色(se)(se),三號(hao)鍵(jian)(jian)在(zai)(zai)任意(yi)模(mo)(mo)式下(xia)按(an)一次就進入白(bai)色(se)(se)模(mo)(mo)式,可以(yi)4,5號(hao)按(an)鍵(jian)(jian)來調(diao)(diao)亮度,再(zai)按(an)一次進入彩(cai)色(se)(se)光(guang)模(mo)(mo)式,在(zai)(zai)彩(cai)色(se)(se)色(se)(se)模(mo)(mo)式下(xia)可以(yi)通(tong)(tong)過(guo)(guo)4,5號(hao)鍵(jian)(jian)調(diao)(diao)節(jie)亮度,此時通(tong)(tong)過(guo)(guo)觸摸可以(yi)調(diao)(diao)顏色(se)(se)。 led燈珠怎么連接 首(shou)先明白(bai)你的圖片(pian)上有兩種不同的LED燈珠(直插式和(he)貼片(pian)式),LED燈珠使用(yong)時要求電性(xing)參數一致性(xing),就是說,如(ru)果點亮(liang)它們(men),那么,區分兩種方式: 1、直插(cha)(有兩腳(jiao)的)用萬能(neng)表測(ce)試,兩只腳(jiao)點亮時,請記錄區分正(zheng)負極(ji),LED燈(deng)珠(zhu)一般單顆使用的電壓(VF)=3.03.4v,那(nei)么(me),先將直插(cha)式燈(deng)珠(zhu)串(chuan)聯起來(正(zheng)極(ji)焊負極(ji)這樣排(pai)列),然后,選用你的驅(qu)動(dong)電源的電壓,比(bi)如(ru):您的驅(qu)動(dong)器輸出電壓(DC)=12v,那(nei)么(me),在(zai)每4顆燈(deng)珠(zhu)的焊盤腳(jiao)上進行并(bing)聯(就是要求每顆燈(deng)珠(zhu)保證(zheng)有3v的電提供驅(qu)動(dong))就可以點亮LED燈(deng)珠(zhu)了(le) 2、貼片式(SMD)的(de)(de),一般要(yao)求做線(xian)路(lu)板進行焊接(jie),連(lian)接(jie)方式也是同直插式的(de)(de)串并(bing)關系(xi)選定線(xian)路(lu)即可(ke)。 備(bei)注:使(shi)用時區分(fen)LED燈珠(zhu)的(de)(de)驅(qu)動(dong)電流,比(bi)如:SMD5730 單顆燈珠(zhu)的(de)(de)功率=0.5w(3.4v*120毫安(an))單顆驅(qu)動(dong)電壓一般在3v左右即可(ke) 以(yi)上信息,需(xu)要(yao)您有(you)基本的(de)(de)電子常識,要(yao)求明白串并(bing)關系(xi)和電性的(de)(de)關系(xi)。如果這些不懂的(de)(de)話(hua),沒(mei)有(you)人(ren)可(ke)以(yi)解(jie)答(da)您的(de)(de)問題。 三腳led燈珠怎么點亮 三(san)腳(jiao)led是雙(shuang)色(se)燈(deng)(deng),中間角接(jie)電源負極(ji),兩邊腳(jiao)各接(jie)電源正極(ji)開關(guan),或電子控(kong)制開關(guan)線路,以(yi)控(kong)制燈(deng)(deng)珠點亮的顏色(se)。 燈珠加電阻怎么調節 用的是(shi)白光LED吧因為LED品種(zhong)很多,功率不(bu)(bu)一(yi)樣,額定(ding)的電流(liu)也(ye)不(bu)(bu)一(yi)樣,找到LED的額定(ding)電流(liu),才能確定(ding)使用多大的電阻。 一般(ban)LED白光(guang),工(gong)作(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)在3.2到3.4,電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)要(yao)看LED額定(ding)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu),比(bi)如(ru)一個(ge)1W的(de)(de)燈珠(zhu),額定(ding)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)一般(ban)是(shi)350MA,一般(ban)我會降(jiang)低(di)(di)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)來提高壽命,會取(qu)(qu)工(gong)作(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)300mA內,工(gong)作(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)取(qu)(qu)3.2,usb 5V,這樣電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)分壓(ya)就(jiu)是(shi)5減去3.2,電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)300,歐(ou)姆定(ding)律就(jiu)可(ke)以算出(chu)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)大小(有(you)條(tiao)件接通后,用(yong)(yong)(yong)測(ce)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu),微調(diao),這個(ge)也是(shi)取(qu)(qu)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)低(di)(di)于額定(ding)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)的(de)(de)用(yong)(yong)(yong)處(chu)),不(bu)過(guo)需要(yao)注意的(de)(de)是(shi)這個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)功(gong)率(lv)是(shi)要(yao)比(bi)較大的(de)(de),耗在電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)上的(de)(de)有(you)0.5W左右,取(qu)(qu)2倍以上,要(yao)用(yong)(yong)(yong)1W以上的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)。如(ru)果多顆(ke)燈珠(zhu),就(jiu)要(yao)并聯了(le)(le),當(dang)然了(le)(le)因為USB2.0的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)只有(you)500mA左右,并聯多了(le)(le),只會電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)更低(di)(di)而已(yi),串(chuan)聯的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)功(gong)率(lv)要(yao)更大了(le)(le),還有(you)一個(ge)就(jiu)是(shi)要(yao)注意的(de)(de)是(shi)LED的(de)(de)散(san)熱(re)問(wen)題(ti),如(ru)果鋁基(ji)板小,散(san)熱(re)條(tiao)件差點的(de)(de),盡量降(jiang)低(di)(di)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)。目前我用(yong)(yong)(yong)3顆(ke)1W并聯,串(chuan)了(le)(le)7歐(ou)多點的(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)(三顆(ke)1W,22歐(ou)電(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)并聯),已(yi)經用(yong)(yong)(yong)了(le)(le)2年多了(le)(le),主要(yao)是(shi)晚上,關燈了(le)(le)照屏幕,不(bu)然太刺眼了(le)(le) 以上(shang)就是天成小編對于LED燈(deng)珠怎(zen)么(me)控制 控制多個led燈(deng)珠閃爍的最簡(jian)單(dan)方法問題和相關(guan)問題的解答(da)了,希望對你有用 【責任編輯:燈(deng)漂亮】 |