The FTK2012 from First Silicon is a MOSFET with Continous Drain Current 12 A, Drain Source Resistance 11 to 41 milli-ohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -10 to 10 V, Gate Source Threshold Voltage 0.35 to 1 V. Tags: Surface Mount. More details for FTK2012 can be seen below.