The IRFD020 from Vishay is a MOSFET with Continous Drain Current 2.4 A, Drain Source Resistance 100 milliohm, Drain Source Breakdown Voltage 50 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for IRFD020 can be seen below.