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BQ77910A均衡问题

Other Parts Discussed in Thread: BQ77910A

1.方案采用6串锂聚合物电池,总电压接电池,然后用6个200Ω电阻模拟电池包,其中我将一个电阻改为220欧姆为了验证均衡是否工作。

2.将BQ77910A的均衡方式设置为充电均衡,即0x10,也就是十进制的2,烧写进入EEPROM后,用万用表测量220欧姆电阻对应的MOS,发现MOS并未开启,从而得出结论···均衡电路未正常工作

3.测量过程中用万用表实测充电MOS和放电MOS均已经开启