The APT4020BVFR from Microchip Technology is a MOSFET with Continous Drain Current 23 A, Drain Source Resistance 200 milliohm, Drain Source Breakdown Voltage 400 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for APT4020BVFR can be seen below.