Other Parts Discussed in Thread: BQ76940 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/686461/bq76940-cell-balancing-relaxation-time-before-cell-…
您参考下面的建议
a. Be sure the gain & offset are being used. This is a common value for all cells.
b. Consider calibrating offset per cell at a voltage of interest, or gain & offset
c. If one or two cell groups are shifted, look at board warpage, try…
Other Parts Discussed in Thread: BQ76940bq76940的coulomb counter看手册是250ms的积分周期,读取寄存器CC_HI和CC_LO的值 按照7.3.1.1.3 16-Bit CC的方法换算成电压,然后除以采样电阻值就是电流了,电流再积分得安时容量,不知道我的理解是否正确?这里有个问题请教,安时积分的话这里的积分时间是250ms,是不是也太长了一点呢?
Other Parts Discussed in Thread: BQ76940 , BQ76930 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/723150/faq-bq76930-or-bq76940-zero-volts-reported…