The SiR640ADP-T1-GE3 from Vishay is a MOSFET with Continous Drain Current 100 A, Drain Source Resistance 1.65 to 2.5 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 0.9 to 2 V. Tags: Surface Mount. More details for SiR640ADP-T1-GE3 can be seen below.