The Si3407DV from Vishay is a MOSFET with Continous Drain Current 8 A, Drain Source Resistance 20 to 32.7 milliohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage -0.6 to -1.5 V. Tags: Surface Mount. More details for Si3407DV can be seen below.