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BQ25606: 充电异常

Part Number: BQ25606

12V/2A直流充电器充电,使用两颗BQ25606芯片,电路完全相同。使用3.8V/10000mAH锂电池,接入一颗芯片能够正常充电,STAT引脚接了LED灯,LED常亮。另一颗芯片无法充电,LED灯一直在闪烁。测试sys引脚都是4.3V。正常充电芯片的BAT引脚接电池的电压是4.3V,不正常充电芯片的BAT引脚接电池的电压是3.8V。原理图如图: