你好,我这边想确认BQ76952电流采样AD误差的计算:
如图中所示:
实际使用的取样电子阻值为0.25mR,40A电流采样,环境温度25℃,在理想状态下电流采样的AD误差该如何计算,40A时最大偏差为多少。
帮忙解释下B(CC_GAIN)怎么理解
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您好,查到的信息如下:
Having a 0.25mΩ sense resistor implies a total current error up to 13% (these are internal calculations).
CC gain的介绍请参考下面链接
e2e.ti.com/.../bq76952-bq76952-how-to-calculate-the-cc_gain-15-15
您好,请参考下面链接帖子,希望对您有帮助。
e2e.ti.com/.../bq76952-maximum-uncalibrated-current-measurement-accuracy