The SiR680DP-T1-RE3 from Vishay is a MOSFET with Continous Drain Current 100 A, Drain Source Resistance 2.4 to 3.4 milliohm, Drain Source Breakdown Voltage 80 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 3.4 V. Tags: Surface Mount. More details for SiR680DP-T1-RE3 can be seen below.