The DMG3406L from Diodes Incorporated is a MOSFET with Continous Drain Current 3.6 A, Drain Source Resistance 25 to 70 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2 V. Tags: Surface Mount. More details for DMG3406L can be seen below.