The FDPF51N25 from onsemi is a MOSFET with Continous Drain Current 51 A, Drain Source Resistance 60 milliohm, Drain Source Breakdown Voltage 250 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 5 V. Tags: Through Hole. More details for FDPF51N25 can be seen below.