终端设备平时用锂电池供电,当锂电池电量不足时,系统启动充电管理单元,用外部12V电源为锂电池充电。请问有没有什么充电芯片能够实现DC12V 直接给3.7V锂电池充电?谢谢!
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TI BQ25895是支持maxcharge的锂电池充电IC,输入电压最高可支持14V。