您好,最近了解到一些客户在逆变器或者伺服的应用中,并没有使用隔离的运放或者隔离ADC来测量母线电压。
如果是这种情况,如果非隔离的运放的电源从反激的二次侧接过来,而运放的输入端接入分压电阻,与母线的地线相连,那么反激拓扑起到的隔离作用也没有了。
请问实际应用中可以这么做吗?
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