The AP9938GEM-HF from Advanced Power Electronics Corp is a MOSFET with Continous Drain Current 6.8 to 8.5 A, Drain Source Resistance 18 to 28 milli-ohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage 0.3 to 1 V. Tags: Surface Mount. More details for AP9938GEM-HF can be seen below.