The FTK25N03PDFN33 from First Silicon is a MOSFET with Continous Drain Current 25 A, Drain Source Resistance 10 to 14 milli-ohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.0 to 3.0 V. Tags: Surface Mount. More details for FTK25N03PDFN33 can be seen below.