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BQ27520-G4 CE一直使能耗电吗?功耗多少?



CE失能后,会不会影响电量统计的?

例如这次读到电量了,然后失能CE,过段时间使能CE读的电量还准吗?

  • CE可以一直使能,耗电应该在0.3uA以下。

    CE disable 后芯片内部LDO会关断,计算数据会丢失,再使能的话电量会存在一定的偏差,如果没有更换电芯,一般几个循环后,经过校准,会准确。