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单节锂电池选型

Other Parts Discussed in Thread: BQ25703A

你好,请问实现以下需求是否有单个电源IC可以满足,或者需要多个IC?

1. 使用单节可充电锂电池,工作电压3.6v,典型充电指标1.62A,4.2v。

2. 支持USB和锂电池供电。无USB插入时,锂电池对系统供电;当USB插入后,自动切换成USB对系统供电。

3. USB插入后自动对锂电池进行充电,并且充电时对电池有(过度充电,过度放电,电流过大,短路)保护。

谢谢!