移动电源电池采用锂电池，需要一路输入，两路输出，输入要能科学的对锂电池进行充电，有充电指示和充满指示，输出5V，分别为1A 、2.1A。最好能有指示灯显示锂电池的电量，请问有没有合适的芯片，望大神推荐一二，小弟不胜感激。
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