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BQ4050问题

Other Parts Discussed in Thread: BQ4050

3S的方案,用的是BQ4050,我用的是固定EDV算电量,客户给的最大放电电流是3A,我就用3A跑EDV,跑完后用3A验证SOC没有跳变,FCC也和实际放电容量相差无几;数据也更新成功了,但是用1.3A放电验证时放电末端SOC从7%跳到3%再到0%,FCC更新出来比实际的放电容量高300mAh,不知道是什么问题造成的,盼解答,谢谢!