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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/855484/tps3890-q1-mr-pin
您好！
MR/引脚上的电压是否可以高于 VDD？
我想在 VDD 引脚上提供1.8V 电压、在 MR/引脚上提供3.3V PUL-PU 电压。
你(们)好
在这种情况下、您将在 VDD 上看到负电流。 您可以这样做、但不建议这样做。
此致
Trailokya
