The SSM3J135TU from Toshiba is a MOSFET with Continous Drain Current -3 A, Drain Source Resistance 79 to 260 Milliohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage -1 to -0.3 V. Tags: Surface Mount. More details for SSM3J135TU can be seen below.