The AP9990GMT-L from Advanced Power Electronics Corp is a MOSFET with Continous Drain Current 19 to 84 A, Drain Source Resistance 5 milli-ohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 5 V. Tags: Surface Mount. More details for AP9990GMT-L can be seen below.