The IPD50N04S3-08 from Infineon Technologies is a MOSFET with Continous Drain Current 49 to 50 A, Drain Source Resistance 5.9 to 7.5 Mohms, Drain Source Breakdown Voltage 40 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 2.1 to 4 V. Tags: Through Hole. More details for IPD50N04S3-08 can be seen below.