一、電源適配器是充電器嗎
不是。
很多朋友都會搞混電(dian)(dian)(dian)源(yuan)適配器(qi)(qi)和(he)充電(dian)(dian)(dian)器(qi)(qi)的(de)關系(xi),但其實嚴格意義上這是兩種不同的(de)概念:電(dian)(dian)(dian)源(yuan)適配器(qi)(qi)是電(dian)(dian)(dian)源(yuan)開關,用(yong)于提(ti)供(gong)電(dian)(dian)(dian)力能源(yuan),可(ke)以給(gei)投影儀、筆(bi)記(ji)本電(dian)(dian)(dian)腦、音響、凈水器(qi)(qi)等家用(yong)電(dian)(dian)(dian)器(qi)(qi)或電(dian)(dian)(dian)子產品提(ti)供(gong)電(dian)(dian)(dian)力;而充電(dian)(dian)(dian)器(qi)(qi)是用(yong)來給(gei)電(dian)(dian)(dian)池(chi)充電(dian)(dian)(dian)的(de),一般會根(gen)據電(dian)(dian)(dian)池(chi)容量和(he)充電(dian)(dian)(dian)特性進(jin)行(xing)分階段充電(dian)(dian)(dian),二者是不同的(de)。
二、電源適配器和充電器有什么區別
電源適配器(qi)和充電器(qi)的區別主要有:
1、定義不同:電(dian)(dian)源適配器(qi)是一(yi)(yi)種電(dian)(dian)子設(she)備和(he)(he)電(dian)(dian)子電(dian)(dian)器(qi)供(gong)電(dian)(dian)電(dian)(dian)源變換的設(she)備。充電(dian)(dian)器(qi)是一(yi)(yi)種用了高頻電(dian)(dian)源技術和(he)(he)先進的智能動(dong)態(tai)調(diao)整充電(dian)(dian)技術。
2、結構(gou)組成不同:電源適配器由(you)外(wai)殼、變壓器是、pcb板等(deng)組成。充電器由(you)外(wai)殼、輸入端、輸出端等(deng)組成。
3、電(dian)流(liu)模式不同:電(dian)源適(shi)配器的電(dian)流(liu)模式是(shi)從交流(liu)輸入到直流(liu)輸出。充(chong)電(dian)器的電(dian)流(liu)模式使用恒流(liu)限壓充(chong)電(dian)系統。
4、用途(tu)不(bu)同:充電(dian)(dian)(dian)器只是給電(dian)(dian)(dian)池充電(dian)(dian)(dian),而電(dian)(dian)(dian)源適(shi)配器不(bu)僅(jin)能給電(dian)(dian)(dian)池充電(dian)(dian)(dian),還能給主機(ji)供電(dian)(dian)(dian)。
三、電源適配器可以當充電器用嗎
不能(neng)。用電(dian)源適(shi)配(pei)器或穩壓電(dian)源給(gei)電(dian)池充(chong)電(dian),可能(neng)造成的(de)情況有:
1、如果電壓輸出(chu)不夠大(da),會(hui)出(chu)現充(chong)不滿或充(chong)電緩(huan)慢的情況(kuang)。
2、如果輸(shu)出電(dian)(dian)壓足(zu)夠,那么在充電(dian)(dian)初期被充電(dian)(dian)池(chi)電(dian)(dian)壓較低時會(hui)有(you)巨大(da)的充電(dian)(dian)電(dian)(dian)流,嚴重還會(hui)損傷電(dian)(dian)池(chi)壽(shou)命。
因此充電應該用正規的充電器,不要用電源適配器充(chong)電,如果(guo)臨(lin)時湊合,至少(shao)要串入(ru)一定的(de)限(xian)流電阻(zu),用(yong)增加內(nei)阻(zu)的(de)辦法來控制(zhi)充(chong)電電流不致過高。當然專門為充(chong)電制(zhi)作(zuo)的(de)適(shi)配器(qi)例外(wai),像手機電源適(shi)配器(qi)盡(jin)管沒有(you)恒流功能(neng)(neng),但是(shi)這(zhe)些功能(neng)(neng)制(zhi)作(zuo)集成在手機內(nei)部(bu),因此也是(shi)可以使用(yong)的(de)。