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BQ24770补充电路原理图,现在的问题是BATFEt导通了,锂电池不充电

Other Parts Discussed in Thread: BQ24770

现在我遇到的问题是BATFET导通了,锂电池原有电压是3.5V,把电池接入系统后,系统始终对其进行充电。也就是说,系统默认情况下就不充电,我把原理图补充一下,希望能够得到解答