The APT5012JN from Microchip Technology is a MOSFET with Continous Drain Current 43 A, Drain Source Resistance 120 milliohm, Drain Source Breakdown Voltage 500 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Screw Mount. More details for APT5012JN can be seen below.