The RFP50N06 from onsemi is a MOSFET with Continous Drain Current 50 A, Drain Source Resistance 22 mohms, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for RFP50N06 can be seen below.