The IXTU4N70X2 from Littelfuse is a MOSFET with Continous Drain Current 4 A, Drain Source Resistance 850 Milliohm, Drain Source Breakdown Voltage 700 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.5 to 4.5 V. Tags: Through Hole. More details for IXTU4N70X2 can be seen below.