The FTK4812 from First Silicon is a MOSFET with Continous Drain Current 6.9 A, Drain Source Resistance 22.0 to 42 milli-ohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.0 to 3.0 V. Tags: Surface Mount. More details for FTK4812 can be seen below.