The IXTA140N12T2 from Littelfuse is a MOSFET with Continous Drain Current 140 A, Drain Source Resistance 10 Milliohm, Drain Source Breakdown Voltage 120 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.5 to 4.5 V. Tags: Surface Mount. More details for IXTA140N12T2 can be seen below.