The DMN2058U from Diodes Incorporated is a MOSFET with Continous Drain Current 4.6 A, Drain Source Resistance 27 to 91 milliohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage -12 to 12 V, Gate Source Threshold Voltage 0.4 to 1.2 V. Tags: Surface Mount. More details for DMN2058U can be seen below.