The IPD50N12S3L-15 from Infineon Technologies is a MOSFET with Continous Drain Current 38 to 50 A, Drain Source Resistance 13 to 20 Mohms, Drain Source Breakdown Voltage 120 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 1.2 to 2.4 V. Tags: Through Hole. More details for IPD50N12S3L-15 can be seen below.