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BQ76952: 设计24串 磷酸铁锂BMS 原理图咨询

Part Number: BQ76952


本原理图截取了 BQ76952 设计的24串 BMS.请问

1.原理图中2颗BQ76952连接,单独和MCU通讯这种框架有什么问题,我只用了BQ76952的电压采集功能,其余未使用端口是否悬空即可?CP1引脚应该如何处理,接电容到BAT还是直接用电阻接到BAT?

2.BQ76952手册中REGIN 外接22nF电容,这个电容是如何选取的,是否可以接100nF电容?

 

BQ76952_ 24串电池电压监控.pdf