The SiZ256DT-T1-GE3 from Vishay is a MOSFET with Continous Drain Current 9.2 to 31.8 A, Drain Source Resistance 13.7 to 20 milliohm, Drain Source Breakdown Voltage 70 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.5 to 1.5 V. Tags: Surface Mount. More details for SiZ256DT-T1-GE3 can be seen below.