The AP15NA019MT from Advanced Power Electronics Corp is a MOSFET with Continous Drain Current 8.8 to 45 A, Drain Source Resistance 19 milli-ohm, Drain Source Breakdown Voltage 150 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for AP15NA019MT can be seen below.