The IXFY4N60P3 from Littelfuse is a MOSFET with Continous Drain Current 4 A, Drain Source Resistance 2400 Milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 5 V. Tags: Surface Mount. More details for IXFY4N60P3 can be seen below.