The Si7913DN from Vishay is a MOSFET with Continous Drain Current 7.4 A, Drain Source Resistance 29 to 66 Milliohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -8 to 8 V, Gate Source Threshold Voltage -1 to -0.4 V. Tags: Surface Mount. More details for Si7913DN can be seen below.