The SSM6K217FE from Toshiba is a MOSFET with Continous Drain Current 1.8 A, Drain Source Resistance 155 to 400 Milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.5 to 1.2 V. Tags: Surface Mount. More details for SSM6K217FE can be seen below.