2019-8-20 電源適配器的UL認證,什么UL認證?
UL是(shi)美國保險商試(shi)(shi)驗(yan)(yan)所(Underwriter Laboratories Inc.)的(de)簡寫。UL安(an)全(quan)試(shi)(shi)驗(yan)(yan)所是(shi)美國最(zui)有權威(wei)的(de),也是(shi)世界上從事(shi)安(an)全(quan)試(shi)(shi)驗(yan)(yan)和鑒定的(de)較大的(de)民(min)間機構(gou)。 它是(shi)一個獨立(li)的(de)、營利的(de)、為公共安(an)全(quan)做試(shi)(shi)驗(yan)(yan)的(de)專業機構(gou)。它采用(yong)科學的(de)測試(shi)(shi)...
2019-8-16 電源適配器產品為什么要做CE認證?CE認證的好處是什
電源適(shi)配器產(chan)品(pin)(pin)為(wei)(wei)什(shen)么要申(shen)請(qing)CE認證(zheng)(zheng)? ①申(shen)請(qing)CE認證(zheng)(zheng)的(de)(de)必要性 CE認證(zheng)(zheng),為(wei)(wei)各國產(chan)品(pin)(pin)在歐洲市場進(jin)行(xing)貿易提供了(le)(le)統(tong)一的(de)(de)技(ji)術規范,簡(jian)化了(le)(le)貿易程序。任何國家的(de)(de)產(chan)品(pin)(pin)要進(jin)入(ru)歐盟(meng)、歐洲自(zi)由貿易區必須進(jin)行(xing)CE認證(zheng)(zheng),在產(chan)品(pin)(pin)上加貼CE標(biao)志。因此(ci)CE認證(zheng)(zheng)是產(chan)品(pin)(pin)...
2019-8-8 充電器中的Y電容的作用是什么?
充(chong)(chong)電器(qi)(qi)在充(chong)(chong)電時(shi)如遇上劣質(zhi)充(chong)(chong)電器(qi)(qi)會出(chu)現(xian)無故自燃,爆手(shou)機,甚(shen)至是在充(chong)(chong)電時(shi)觸電,引發人員傷忙。這一切都源于(yu)充(chong)(chong)電器(qi)(qi)中(zhong)的電子(zi)元器(qi)(qi)件的品質(zhi)問題。手(shou)機充(chong)(chong)電器(qi)(qi)y電容用于(yu)共(gong)模濾波,它(ta)接于(yu)L于(yu)地(di)或N于(yu)地(di)之間,濾除L對(dui)(dui)地(di)或N對(dui)(dui)地(di)的共(gong)模信(xin)號(hao),y電容通常對(dui)(dui)稱使用,作...
2019-7-31 手機充電越來越慢?三大原因導致手機充電變慢!
手(shou)機(ji)(ji)(ji)是人們用的(de)越(yue)(yue)(yue)來越(yue)(yue)(yue)多(duo)的(de)智能(neng)電(dian)(dian)子產品了,而且隨著手(shou)機(ji)(ji)(ji)的(de)功能(neng)越(yue)(yue)(yue)來越(yue)(yue)(yue)豐富,電(dian)(dian)量(liang)自然成(cheng)了很大的(de)問題。有時候給手(shou)機(ji)(ji)(ji)充(chong)電(dian)(dian)好(hao)久了,可是電(dian)(dian)量(liang)卻只有一點(dian)(dian)點(dian)(dian),那(nei)么(me)到(dao)底是充(chong)氣器影響的(de)充(chong)電(dian)(dian)變慢還是手(shou)機(ji)(ji)(ji)本(ben)身(shen)電(dian)(dian)池的(de)原因(yin)呢? 其實影響手(shou)機(ji)(ji)(ji)充(chong)電(dian)(dian)變慢的(de)原因(yin)有很多(duo)如電(dian)(dian)壓(ya)不...
2019-7-29 什么是無線充電器?它的特點是什么?
無線(xian)充(chong)(chong)電(dian)(dian)器是指不(bu)用(yong)傳(chuan)統的(de)(de)充(chong)(chong)電(dian)(dian)電(dian)(dian)源(yuan)線(xian)連(lian)接到(dao)需(xu)要充(chong)(chong)電(dian)(dian)的(de)(de)終端設備上的(de)(de)充(chong)(chong)電(dian)(dian)器,采用(yong)了(le)最新的(de)(de)無線(xian)充(chong)(chong)電(dian)(dian)技(ji)術,通過使(shi)用(yong)線(xian)圈之間(jian)產生的(de)(de)交變磁場,傳(chuan)輸電(dian)(dian)能(neng),電(dian)(dian)感耦合技(ji)術將會成為連(lian)接充(chong)(chong)電(dian)(dian)基站和設備的(de)(de)橋梁。...
2019-7-22 無線充電器Qi是什么意思?
無線充電(dian)聯盟(簡稱(cheng):WPC聯盟)由多家獨立公司組(zu)(zu)成的合作組(zu)(zu)織(zhi),qi標(biao)準是WPC為(wei)可兼容(rong)的無線充電(dian)座設立的國際標(biao)準。帶有(you)(you)qi標(biao)志的手機、相機、遙控器及所(suo)有(you)(you)電(dian)子(zi)產品將(jiang)與印有(you)(you)標(biao)志的所(suo)有(you)(you)充電(dian)座兼容(rong)。...
2019-7-19 使用手機無線充電器有哪些方面是要注意的?
隨(sui)著無線(xian)充(chong)(chong)電技術在(zai)手(shou)(shou)機上的(de)普及(ji),許多朋友手(shou)(shou)持支持無線(xian)充(chong)(chong)電的(de)手(shou)(shou)機,自然是(shi)想購(gou)入個無線(xian)充(chong)(chong)電器體驗一番。那么在(zai)使(shi)用(yong)無線(xian)充(chong)(chong)電器時,有什么是(shi)需要注意的(de)呢?...

