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BQ24105: 电池充满信号不稳定

Part Number: BQ24105


有个产品应用使用BQ24105 芯片管理,电池是2节串联, 主控芯片是MICROCHIP的 pic16f1707 芯片读取BQ2410的STAT1 为充电信号,读取STAT2为充电满的信号,来控制LED灯组实现流水充电,现在问题是有将近一半的产品板存在无法停充的现象,看充电电流都已经小于10MA了,主控芯片依然检测不到STAT2的充满信号从而控制LED灯组停止闪烁提示。