The SIR514DP-T1-RE3 from Vishay is a MOSFET with Continous Drain Current 84.8 A, Drain Source Resistance 4.7 to 7 milliohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for SIR514DP-T1-RE3 can be seen below.