The DMT4031LFDF from Diodes Incorporated is a MOSFET with Continous Drain Current 6.8 A, Drain Source Resistance 19.5 to 47 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -16 to 16 V, Gate Source Threshold Voltage 1.2 to 2.5 V. Tags: Surface Mount. More details for DMT4031LFDF can be seen below.