The FTK2A18NS from First Silicon is a MOSFET with Continous Drain Current 0.9 to 1.1 A, Drain Source Resistance 950 to 1300 milli-ohm, Drain Source Breakdown Voltage 200 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Surface Mount. More details for FTK2A18NS can be seen below.