The Si3429EDV from Vishay is a MOSFET with Continous Drain Current 8 A, Drain Source Resistance 17.5 to 38 milliohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage -0.4 to -1 V. Tags: Surface Mount. More details for Si3429EDV can be seen below.