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電池保護ic有哪些?
鋰離子電池一(yi)般(ban)由電(dian)(dian)(dian)(dian)(dian)芯、電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)保護板、外殼組成,其中的(de)(de)保護板就蘊含了(le)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)保護ic。鋰(li)離(li)子電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)在正(zheng)(zheng)常使(shi)(shi)用過(guo)(guo)程(cheng)中,其內(nei)部(bu)進(jin)(jin)行電(dian)(dian)(dian)(dian)(dian)能與化學(xue)能相(xiang)互(hu)轉(zhuan)化的(de)(de)化學(xue)正(zheng)(zheng)反(fan)應(ying),但在某些條(tiao)件下,如對其過(guo)(guo)充(chong)電(dian)(dian)(dian)(dian)(dian)、過(guo)(guo)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)和過(guo)(guo)電(dian)(dian)(dian)(dian)(dian)流將會導致(zhi)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)內(nei)部(bu)發生化學(xue)副(fu)反(fan)應(ying),該(gai)副(fu)反(fan)應(ying)加劇后,會嚴(yan)重(zhong)影響電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)(de)性能與使(shi)(shi)用壽(shou)命,并可(ke)能出現大量(liang)氣體(ti),使(shi)(shi)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)內(nei)部(bu)壓力迅速增大后爆炸而導致(zhi)安全問(wen)題,因此所有的(de)(de)鋰(li)離(li)子電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)都要一(yi)個保護電(dian)(dian)(dian)(dian)(dian)路,那就是電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)保護ic,用于對電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)的(de)(de)充(chong)、放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)狀(zhuang)態進(jin)(jin)行有效(xiao)監測,并在某些條(tiao)件下關斷充(chong)、放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)回路以戒備對電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)發生損害貍離(li)子電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)(chi)。
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