The Si3410DV from Vishay is a MOSFET with Continous Drain Current 8 A, Drain Source Resistance 16 to 23 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Surface Mount. More details for Si3410DV can be seen below.