The IXFA5N100P from Littelfuse is a MOSFET with Continous Drain Current 5 A, Drain Source Resistance 2.8 Milliohm, Drain Source Breakdown Voltage 1000 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 6 V. Tags: Surface Mount. More details for IXFA5N100P can be seen below.