The 2SK3366-Z from Renesas is a MOSFET with Continous Drain Current -20 to 20 A, Drain Source Resistance 17.2 to 43 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Charge 15 nC. Tags: Surface Mount. More details for 2SK3366-Z can be seen below.