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bq40Z50截止放电

Other Parts Discussed in Thread: BQSTUDIO

 我参照demo板画了一版,发现当电池处于待机状态的时候,也即是没放电,放置了几天之后发现,Q10截止了,放电放不出来,BAT和VCC都有电压,按住disply显示电量,发现led灯一个都不亮(指示电量)。但是一旦插上电源充电,一切都正常了。请问这是什么情况导致???