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UCD9248配置

Other Parts Discussed in Thread: UCD9248, PTD08D210W

TI工程师:

你好!我使用的是UCD9248和PTD08D210W,目前输出电压及监测电压正确,但是监测的电流与实际电流有差别,看手册上说监测电流是由IOUT-CAL_GAIN和IOUT_CAL_OFFSET两个值来配置的。我不太明白这两个值是如何确定的?手册上的公式如下:

IOUT_CAL_GAIN=GampRsense1000

IOUT_CAL_OFFSET=-Voff/GampRsense

Gamp和Rsense是怎么确定的?