HI,
关机后发现还会耗电,所以想在关机前先把q4关闭。该怎么关闭?
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Hi
如果你指的Q4就是datasheet里面的Q4 BATFET , 通过寄存器配置关掉。
The device can turn off BATFET so that the system voltage is zero to minimize the battery leakage current. When the host set BATFET_DIS bit, the charger can turn off BATFET immediately or delay by tSM_DLY as configurated by BATFET_DLY bit.