The P1FE90VX3 from Shindengen America is a MOSFET with Continous Drain Current 1 A, Drain Source Resistance 9500 to 14000 milliohm, Drain Source Breakdown Voltage 900 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 4 V. Tags: Surface Mount. More details for P1FE90VX3 can be seen below.