The AP3N5R0AMT from Advanced Power Electronics Corp is a MOSFET with Continous Drain Current 20 to 63.5 A, Drain Source Resistance 5 to 9 milli-ohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.3 to 2.3 V. Tags: Surface Mount. More details for AP3N5R0AMT can be seen below.