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bq4050使用的问题

Other Parts Discussed in Thread: BQ4050

hi  

TI的工程师大家好!

想请教一个问题,bq4050在设计一款4s的电池,在过程中发现bq4050老是烧坏,主要的现象是在测试充电过流保护以后,IC就没有输出了,通讯也无法连接。不知道是什么原因引起的。