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感谢您对TI产品的关注！ 关于你的咨询，BQ40Z50 和 BQ40Z80 芯片通常推荐使用的采样电阻为1mohm to 3ohm，以确保测量精度和性能。 The BQ40Z80 uses the SRP and SRN inputs to measure and calculate the battery charge and discharge current using a 1-mΩ to 3-mΩ typ. sense resistor
