The FTK3412 from First Silicon is a MOSFET with Continous Drain Current 18 A, Drain Source Resistance 9 to 17.5 milli-ohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.4 to 2.5 V. Tags: Surface Mount. More details for FTK3412 can be seen below.