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bq78350参数配置问题

采用76940+78350的方案,疑问是不是配置78350的参数就可以了,76940只是当一个电压电流采集的作用。

xinwu zhuang:

回复 Hugo Zhang:

在用户手册中,BQ78350具备充电算法,如

The bq78350-R1 charge control features include:• Provides a range of options to configure the charging algorithm and its actions based on the applicationrequirements• Reports the appropriate charging current needed for constant current charging, and the appropriate chargingvoltage needed for constant voltage charging• Supports pre-charging/0-volt charging• Supports charge inhibit and charge suspend if battery pack temperature is out of temperature range

请问芯片是如何控制的,是通过BQ76940的DSG、CHG控制充电电流、电压吗?但是BQ76940寄存器的更新率大约为250ms,这么低的更新率如何控制FET开关,以达到控制电压、电流的目的

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