设备需要,输入直流12V,电池容量6000-8000mAh,系统负载20W也就是5V4A。功能是可边充电边工作,可监控并显示电量,电量低的时候可自动断电。芯片封装尽量大一些,减少制板成本,方便焊接,芯片供货量充足。项目紧张,求推荐。
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