The APT10021JFLL from Microchip Technology is a MOSFET with Continous Drain Current 37 A, Drain Source Resistance 210 milliohm, Drain Source Breakdown Voltage 1000 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 5 V. Tags: Screw Mount. More details for APT10021JFLL can be seen below.