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Hi,
我之前使用BQ25890作为充电和路径管理芯片,上电之后通过I2C配置充电电流为2A,之后设备关机,但是BQ25890还是通过电池供电,此时BQ25890和主控的I2C断开;关机状态下充电电流为2A;
后期为了成本,降BQ25890更换成BQ24295,上电之后通过I2C配置充电电流为2A,之后设备关机,但是BQ24295还是通过电池供电,此时BQ242954和主控的I2C断开;这时候充电电流变回了500mA,变成了没有I2C配置之前的状态。
请问这是很么原因呢?两个充电IC配置不同么?