The DMG3414U from Diodes Incorporated is a MOSFET with Continous Drain Current 3.2 to 4.2 A, Drain Source Resistance 19 to 37 milliohm, Drain Source Breakdown Voltage 20 V, Gate Source Voltage 8 V, Gate Source Threshold Voltage 0.5 to 0.9 V. Tags: Through Hole. More details for DMG3414U can be seen below.