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BQ25890,充电过程中突然进入HIZ mode

Other Parts Discussed in Thread: BQ25890

各位工程师,你们好~

目前测试BQ25890遇到问题,请求协助~

在正常充电情况下,00寄存器 BIT7 突然置1,然后进入HIZ mode。充电电流变成0 状态变成NOT_CHARGING,只能插拔usb解决。且如规格书所示三种条件都满足~

为了减少USB线的线损,更换了直流电源供电,充电过程中突然达到充电完成状态且读取00寄存器的值为REG0 :c4864410 

希望协助解决,谢谢~