The 2SK3004 from Sanken Electric is a MOSFET with Continous Drain Current -18 to 18 A, Drain Source Resistance 200 to 250 milli-ohm, Drain Source Breakdown Voltage 250 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for 2SK3004 can be seen below.