The DMN4026SK3 from Diodes Incorporated is a MOSFET with Continous Drain Current 28 A, Drain Source Resistance 15 to 32 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Surface Mount. More details for DMN4026SK3 can be seen below.