The PMX400UPZ from Nexperia is a MOSFET with Continous Drain Current -0.9 A, Drain Source Resistance 500 milliohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage -0.9 V. Tags: Surface Mount. More details for PMX400UPZ can be seen below.