The DMN2046U from Diodes Incorporated is a MOSFET with Continous Drain Current 3.4 A, Drain Source Resistance 110 milliohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.4 to 1.4 V. Tags: Surface Mount. More details for DMN2046U can be seen below.