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BQ24715: BQ24715RGRR后端输出VBAT纹波大

Part Number: BQ24715

  如图所示,在只插适配器,未按power button的情况下,后端输出VBAT电压纹波很大,线路如图所示,请帮忙看下大致是什么原因引起的呢.