The SSM3K116TU from Toshiba is a MOSFET with Continous Drain Current 2.2 A, Drain Source Resistance 75 to 135 Milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.5 to 1.1 V. Tags: Surface Mount. More details for SSM3K116TU can be seen below.