The STWA50N65DM2AG from STMicroelectronics is a MOSFET with Continous Drain Current 38 A, Drain Source Resistance 70 to 87 Milliohm, Drain Source Breakdown Voltage 650 V, Gate Source Voltage - 25 to 25 V, Gate Source Threshold Voltage 3 to 5 V. Tags: Through Hole. More details for STWA50N65DM2AG can be seen below.