The FTK3908P from First Silicon is a MOSFET with Continous Drain Current 44 to 70 A, Drain Source Resistance 7.5 to 15 milli-ohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Through Hole. More details for FTK3908P can be seen below.