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请推荐3.7V锂电池充电芯片和升压芯片

Other Parts Discussed in Thread: BQ24195L, BQ24195, TPS61253, BQ21040, TPS61085

电池为 3.7V 2000mAh,请推荐一个充电芯片,充电电流不要求,便宜即可。

另帮推荐一个放电升压芯片,要求输出5V,最大电流1A。

或者推荐一个充电和放电升压一起的芯片(如BQ24195L),这样与一个充电芯片加一个升压芯片成本不知道是否有优势呢?