The 2SK3385-Z from Renesas is a MOSFET with Continous Drain Current -30 to 30 A, Drain Source Resistance 22 to 45 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Charge 30 nC. Tags: Surface Mount. More details for 2SK3385-Z can be seen below.