The STP75NF20 from STMicroelectronics is a MOSFET with Continous Drain Current 75 A, Drain Source Resistance 28 to 34 Milliohm, Drain Source Breakdown Voltage 200 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for STP75NF20 can be seen below.