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使用BQ20Z45设计的两串电量管理方案电压精度偏差!

Other Parts Discussed in Thread: BQ20Z45

使用BQ20Z45设计的两串电量管理方案,安装规格书将operation confgA 配置为 2 serial cells,电压校准有10mV左右的偏差;配置回 3串或者4串,电压精度又很准,这是怎么回事呢?