The IXFB70N100X from Littelfuse is a MOSFET with Continous Drain Current 70 A, Drain Source Resistance 89 Milliohm, Drain Source Breakdown Voltage 1000 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3.5 to 6 V. Tags: Through Hole. More details for IXFB70N100X can be seen below.