The FTK20P18S from First Silicon is a MOSFET with Continous Drain Current -18 A, Drain Source Resistance 5.8 to 11 milli-ohm, Drain Source Breakdown Voltage -20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage -0.4 to -1.0 V. Tags: Surface Mount. More details for FTK20P18S can be seen below.