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BQ40Z60

Other Parts Discussed in Thread: BQ40Z60, BQSTUDIO, BQ40Z60EVM-578

你好,请问有关BQ40Z60,用BQ40Z60做成2S电池,电池输出正常,不能充电,ACFET控制电压升压正常,电池状态显示也无异常,但不能对电池充电(输入DC15V),HIDRV(IC27脚)电位和电芯电压接近,BTST(IC28脚)电位有11.5V左右,REGN(IC23脚)电位为6.1V.请问我要检查什么地方?求指导.