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关于DRV8332的电机驱动电流采样的问题!

Other Parts Discussed in Thread: OPA365

您好!我在手册上看到8332可以驱动三相直流电机,在手册的22页的 Figure 13 中的原理图中,网标ADC_Vhb3 怎么接入到ADC中,直接接吗?还有IC-FB那个是直接接到ADC的采样端的吧!所以我不清楚ADC_Vhb3 到底怎么接?还有运放OPA365的电源端输入端为何接了33欧的电阻,难道是调节OP的供电范围吗?谢谢!