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TPS62912: DCDC电源输出异常,求解

Part Number: TPS62912

在使用12V转1v电路中(电路如下),

当使用直流稳压电源输出12V作为TPS62912的输入电源VIN时,在启动瞬间,输出VOUT会有一个异常的输出,之后才会正常输出1V

如下示波器所示