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bq25606 用锂电池供电 sys没输出



采用4.2V的锂电池供电,sys输出闪一下就没了。

用直流电源供电,也是调整到4.2V,sys输出就是正常的。

锂电池供电的情况,有时候sys输出正常,有时候sys的输出就是闪一下就没了。