The SiR681DP-T1-RE3 from Vishay is a MOSFET with Continous Drain Current -71.9 A, Drain Source Resistance 9.3 to 16.7 milliohm, Drain Source Breakdown Voltage -80 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage -2.6 to -1.4 V. Tags: Surface Mount. More details for SiR681DP-T1-RE3 can be seen below.