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BQ79606A-Q1辅助ADC采样NTC温度问题

通过手册如图电路,红色圈位置

目前采用NTC B值3435  准备使用的温度范围-25到65度,计算出的Rhot和 Rcold。代入手册给出的公式R2成负数?手册中R2公式具体是怎么建立的是否有说明?