The DMN3051LDM from Diodes Incorporated is a MOSFET with Continous Drain Current 4 A, Drain Source Resistance 28 to 64 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.2 to 2.2 V. Tags: Surface Mount. More details for DMN3051LDM can be seen below.