The IXTY1N120P from Littelfuse is a MOSFET with Continous Drain Current 1 A, Drain Source Resistance 20000 Milliohm, Drain Source Breakdown Voltage 1200 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.5 to 4.5 V. Tags: Surface Mount. More details for IXTY1N120P can be seen below.