The FTK30N15DBH from First Silicon is a MOSFET with Continous Drain Current 13 to 20 A, Drain Source Resistance 36 to 43 milli-ohm, Drain Source Breakdown Voltage 150 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.5 to 4.5 V. Tags: Surface Mount. More details for FTK30N15DBH can be seen below.