The AP2622GY-HF from Advanced Power Electronics Corp is a MOSFET with Continous Drain Current 410 to 520 mA, Drain Source Resistance 1.8 to 3.2 milli-ohm, Drain Source Breakdown Voltage 50 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Surface Mount. More details for AP2622GY-HF can be seen below.