The IRFR120 from Vishay is a MOSFET with Continous Drain Current 7.7 A, Drain Source Resistance 270 milliohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for IRFR120 can be seen below.