The IXTA270N04T4-7 from Littelfuse is a MOSFET with Continous Drain Current 270 A, Drain Source Resistance 2.2 Milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -15 to 15 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for IXTA270N04T4-7 can be seen below.