圓芯led燈珠 led一個燈珠幾v |
發布時間:2022-10-17 13:11:04 |
大(da)家(jia)好我(wo)是(shi)小(xiao)編一(yi)(yi)夢今天(tian)我(wo)們來介紹圓(yuan)芯led燈(deng)珠(zhu) led一(yi)(yi)個燈(deng)珠(zhu)幾v的問題,以下就是(shi)一(yi)(yi)夢對此問題和相關問題的歸納(na)整理,一(yi)(yi)起來看(kan)看(kan)吧。 文章目錄導航: led圓燈珠和貼片燈珠能互替嗎 不(bu)能燈珠(zhu)封裝形式有(you)很多種(zhong)種(zhong),每一種(zhong)封裝形式對應的(de)燈珠(zhu)功(gong)率,額定電(dian)(dian)(dian)壓(ya)和額定電(dian)(dian)(dian)流(liu)可能都是(shi)完(wan)全(quan)不(bu)一樣的(de)。如果直接替換(huan)有(you)的(de)燈珠(zhu)可能因(yin)為(wei)實際電(dian)(dian)(dian)壓(ya)低或電(dian)(dian)(dian)流(liu)小而(er)發揮(hui)不(bu)出實際的(de)作用(yong)而(er)浪費,而(er)有(you)的(de)燈珠(zhu)則可能因(yin)為(wei)過壓(ya)或過流(liu)而(er)被(bei)燒(shao)壞。 led燈圓形燈珠l個幾w LED燈珠(zhu)有多種規格: 1、0.06W的(de)(de)(de)(de),電(dian)(dian)(dian)(dian)壓(ya)是(shi)(shi)(shi)2.5-3.5V,電(dian)(dian)(dian)(dian)流(liu)是(shi)(shi)(shi)20mA. 2、0.5W的(de)(de)(de)(de),電(dian)(dian)(dian)(dian)壓(ya)是(shi)(shi)(shi)2.5-3.77V,電(dian)(dian)(dian)(dian)流(liu)是(shi)(shi)(shi)150mA 3、1W的(de)(de)(de)(de),電(dian)(dian)(dian)(dian)壓(ya)是(shi)(shi)(shi)2.79-3.99V,電(dian)(dian)(dian)(dian)流(liu)是(shi)(shi)(shi)350mA 4、3W的(de)(de)(de)(de),電(dian)(dian)(dian)(dian)壓(ya)是(shi)(shi)(shi)3.05-4.47V,電(dian)(dian)(dian)(dian)流(liu)是(shi)(shi)(shi)700mA 5、5W的(de)(de)(de)(de),電(dian)(dian)(dian)(dian)壓(ya)是(shi)(shi)(shi)3.16-4.88V,電(dian)(dian)(dian)(dian)流(liu)是(shi)(shi)(shi)1000mA LED英(ying)(ying)文為(wei)(light emitting diode) ,LED燈珠(zhu)就(jiu)是(shi)(shi)(shi)發光(guang)二極管(guan)的(de)(de)(de)(de)英(ying)(ying)文縮(suo)寫簡稱LED,這是(shi)(shi)(shi)一(yi)個通俗(su)的(de)(de)(de)(de)稱呼。LED燈珠(zhu)廣泛用于燈飾照明(ming)、LED大屏幕顯(xian)示、交通燈、裝飾、電(dian)(dian)(dian)(dian)腦、電(dian)(dian)(dian)(dian)子玩具禮品、交換(huan)機(ji)、電(dian)(dian)(dian)(dian)話機(ji)、廣告(gao)、城市光(guang)彩工程等(deng)諸多生(sheng)產領(ling)域。 led燈芯環形和圓形燈芯哪個好 Led燈(deng)(deng)(deng)(deng)板(ban)的(de)好壞,主(zhu)要在燈(deng)(deng)(deng)(deng)珠的(de)質量,發光強,壽命長。Led燈(deng)(deng)(deng)(deng)珠工(gong)作時會發熱,對燈(deng)(deng)(deng)(deng)芯基(ji)板(ban)來(lai)說散熱好的(de)燈(deng)(deng)(deng)(deng)芯好。環形燈(deng)(deng)(deng)(deng)芯,燈(deng)(deng)(deng)(deng)珠間距(ju)大,散熱好,但燈(deng)(deng)(deng)(deng)芯的(de)面積大些(xie),安(an)放燈(deng)(deng)(deng)(deng)珠少些(xie)。 圓形(xing)燈芯(xin)(xin)燈珠比(bi)較(jiao)緊湊,散熱效(xiao)果(guo)差,但燈芯(xin)(xin)面積小些(xie)。也(ye)就(jiu)是(shi)原(yuan)有燈殼(ke)小的(de)可以用圓形(xing)的(de),燈殼(ke)大的(de)可用環形(xing)的(de)。各有優點。 LED圓形燈珠和矩形燈珠什么區別 圓(yuan)形燈珠(zhu)和方形燈珠(zhu)只(zhi)是外觀的(de)(de)封裝不(bu)一(yi)樣,方形燈珠(zhu)一(yi)般都是低(di)電壓(ya)不(bu)超過3V,當然(ran)也有些高(gao)電壓(ya)的(de)(de)像9V的(de)(de),功率相對來(lai)說比較(jiao)小。圓(yuan)形燈珠(zhu)里面有很多(duo)顆(ke)小的(de)(de)LED通過串(chuan)聯、并聯的(de)(de)方式連接(jie)在一(yi)起,所以(yi)電壓(ya)相對可以(yi)更高(gao)點,功率更大點,當然(ran)價格要(yao)高(gao)很多(duo)。一(yi)個小的(de)(de)LED導通電壓(ya)一(yi)般在2.7V,不(bu)能超過3V的(de)(de)。 方(fang)(fang)(fang)形(xing)(xing)和圓形(xing)(xing)燈(deng)(deng)(deng)珠用(yong)(yong)處也不一樣,方(fang)(fang)(fang)形(xing)(xing)燈(deng)(deng)(deng)珠多(duo)用(yong)(yong)在(zai)燈(deng)(deng)(deng)管(guan)、條形(xing)(xing)燈(deng)(deng)(deng)、燈(deng)(deng)(deng)帶、吸頂燈(deng)(deng)(deng)等上面,圓形(xing)(xing)燈(deng)(deng)(deng)珠一般(ban)用(yong)(yong)在(zai)筒(tong)燈(deng)(deng)(deng)、射(she)燈(deng)(deng)(deng)、軌道燈(deng)(deng)(deng)、工礦(kuang)燈(deng)(deng)(deng)等上面。有(you)(you)些把大(da)功率的燈(deng)(deng)(deng)珠也做成方(fang)(fang)(fang)形(xing)(xing)形(xing)(xing)狀,內部(bu)結構和圓形(xing)(xing)一樣,外形(xing)(xing)比小的方(fang)(fang)(fang)形(xing)(xing)燈(deng)(deng)(deng)珠大(da)了(le)很多(duo)。買LED燈(deng)(deng)(deng)珠上面一般(ban)都會有(you)(you)電壓,電流,功率,色溫(wen),光通(tong)量,顯指(zhi)等。 led圓形燈珠壞了怎么維修 led燈(deng)一般不(bu)修(xiu),真要(yao)修(xiu)時,只需把燈(deng)珠兩側的接頭(tou)用電(dian)源線連(lian)接即可。 以上(shang)就是天成小編對(dui)于圓芯led燈珠(zhu) led一個(ge)燈珠(zhu)幾v問(wen)題(ti)和相關問(wen)題(ti)的解答(da)了,希望對(dui)你有用(yong) 【責任編輯:一夢】 |