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電源適配器為什么買大不買小?

  對于電源適配器想必大家都應該(gai)時時見到(dao),但是電源適(shi)配器應該(gai)怎么選擇?為什么買大不買小?這些你都了解嗎(ma)?今(jin)天我們一起來(lai)看(kan)一下。

電源適配器為什么買大不買小?

  電源適配器應該怎么選擇?

  1、是(shi)否具有安規認證

  像在國內CCC認(ren)證就是中國強(qiang)制性產品(pin)(pin)認(ren)證制度,對影響(xiang)消費者安全的(de)產品(pin)(pin)需要進行(xing)3C認(ren)證,經(jing)過認(ren)證之后的(de)電源適配器在安全和性能上都能滿足國家強(qiang)制性規定(ding)的(de)標準,CCC標識的(de)真假可以(yi)到國家認(ren)監委網站(zhan)查詢。

  2、是否(fou)具有(you)“回”型標志

  除了CCC標識(shi),還要查看充(chong)電(dian)器(qi)上是(shi)否(fou)有一個(ge)像(xiang)“回(hui)”字的標志(zhi),它是(shi)指充(chong)電(dian)器(qi)是(shi)雙層絕(jue)(jue)緣保護(hu),也就是(shi)說充(chong)電(dian)器(qi)有兩種絕(jue)(jue)緣方式,第(di)(di)一種絕(jue)(jue)緣方式不奏效(xiao)時第(di)(di)二種就會生效(xiao)。

  3、外(wai)殼是否具(ju)備阻(zu)燃性(xing)

  質量好的充(chong)電(dian)器外殼都會使用(yong)原生(sheng)塑料,硬(ying)度高,具備阻(zu)燃性。但是(shi)(shi)劣質的山寨充(chong)電(dian)器一(yi)般使用(yong)的是(shi)(shi)再生(sheng)塑料(價錢便(bian)宜),不(bu)具備阻(zu)燃性,充(chong)電(dian)時很容易(yi)被烤(kao)軟甚至起火引(yin)起火災的發(fa)生(sheng)。

  一(yi)般來說質量(liang)越好(hao)的充電器(qi),內部(bu)使用的電子元件就越多,用手拿捏(nie)有一(yi)定重量(liang),用力擠壓不會變形(xing)。

  4、查看充(chong)電時是否過度發熱(re)

  手機(ji)充電(dian)器在(zai)充電(dian)時有點發(fa)熱是(shi)(shi)(shi)正(zheng)常(chang)(chang)的(de)(30到40℃是(shi)(shi)(shi)正(zheng)常(chang)(chang)的(de)溫度),但是(shi)(shi)(shi)過熱就(jiu)不正(zheng)常(chang)(chang)了,如(ru)果皮(pi)膚能感覺到很燙就(jiu)是(shi)(shi)(shi)不正(zheng)常(chang)(chang)的(de)。同樣的(de),手機(ji)充電(dian)時如(ru)果機(ji)身過熱也是(shi)(shi)(shi)不正(zheng)常(chang)(chang)的(de),而且電(dian)池長時間處(chu)于高溫狀(zhuang)態(tai)容(rong)易受損。

  電源適配器為什么“買大不買小”?

  手(shou)機(ji)充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)流(liu)是(shi)手(shou)機(ji)來控制的(de)(de),而不是(shi)電(dian)(dian)(dian)(dian)(dian)源適配器。也就(jiu)是(shi)說手(shou)機(ji)就(jiu)是(shi)大壩,電(dian)(dian)(dian)(dian)(dian)源只是(shi)水庫,手(shou)機(ji)會(hui)(hui)智能(neng)檢測充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)器的(de)(de)負載能(neng)力,充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)器功(gong)率大質(zhi)量好,手(shou)機(ji)就(jiu)會(hui)(hui)允許充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)器加載更高(gao)的(de)(de)電(dian)(dian)(dian)(dian)(dian)流(liu);充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)器設(she)計輸(shu)出電(dian)(dian)(dian)(dian)(dian)流(liu)過小,那么手(shou)機(ji)也會(hui)(hui)限(xian)制給(gei)自己充(chong)(chong)(chong)電(dian)(dian)(dian)(dian)(dian)的(de)(de)電(dian)(dian)(dian)(dian)(dian)流(liu)。

  這就(jiu)(jiu)是為(wei)(wei)什么我們要選(xuan)購大功率電源適配(pei)器的(de)(de)原因(yin)(yin),例如一(yi)臺手(shou)(shou)機最大支(zhi)持5V 1.5A的(de)(de)輸入,你買(mai)個5V 1A的(de)(de)充(chong)(chong)電器,就(jiu)(jiu)會導致手(shou)(shou)機只能以5V 1A來充(chong)(chong)電,不(bu)僅充(chong)(chong)電速度慢,而且(qie)因(yin)(yin)為(wei)(wei)充(chong)(chong)電器一(yi)直全負荷工作發熱嚴(yan)重;反之(zhi)你買(mai)個5V2A的(de)(de)充(chong)(chong)電頭,手(shou)(shou)機會控制只輸入1.5A的(de)(de)電流,充(chong)(chong)電器負載較低,有充(chong)(chong)足的(de)(de)余量。

  就以蘋果(guo)為例,iPhone 6/Plus分(fen)別最(zui)高支(zhi)持(chi)5V 1.5A/2A的(de)充(chong)電(dian)(dian)(dian),但是吝嗇的(de)蘋果(guo)標配充(chong)電(dian)(dian)(dian)器只有5V 1A。對(dui)于1800多毫安電(dian)(dian)(dian)池(chi)的(de)iPhone6來說其實無關緊(jin)要,但是對(dui)于接近(jin)3000毫安時電(dian)(dian)(dian)池(chi)的(de)iPhone6 Plus來說簡直要了(le)親(qin)命(ming),所以就會出現使(shi)用(yong)Ipad電(dian)(dian)(dian)源適配器充(chong)電(dian)(dian)(dian)比原(yuan)裝充(chong)電(dian)(dian)(dian)器更快的(de)現象(xiang)。

  對(dui)于電源適配(pei)器的(de)選擇以(yi)及買大(da)(da)不(bu)買小的(de)原因就(jiu)介紹到(dao)這里,相信大(da)(da)家(jia)已經對(dui)此有了(le)一定(ding)的(de)了(le)解(jie),希望可以(yi)幫到(dao)大(da)(da)家(jia)!

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