The Si8424CDB from Vishay is a MOSFET with Continous Drain Current 10 A, Drain Source Resistance 15 to 45 Milliohm, Drain Source Breakdown Voltage 8 V, Gate Source Voltage -5 to 5 V, Gate Source Threshold Voltage 0.35 to 0.8 V. Tags: Surface Mount. More details for Si8424CDB can be seen below.