The APT5012LNR from Microchip Technology is a MOSFET with Continous Drain Current 42 A, Drain Source Resistance 120 milliohm, Drain Source Breakdown Voltage 500 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for APT5012LNR can be seen below.