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小容量纽扣电池充电方案

Other Parts Discussed in Thread: LM3658, BQ24040

Hi 专家,

            我再给纽扣电池找充电方案,输入是5V,要求是线性小体积充电器,充电电流需要50mA一下,太大了电池会受不了。请推荐方案。我参考过LM3658,感觉最低50mA的充电电流还是大了。

            谢谢!