The DMT4008LFV from Diodes Incorporated is a MOSFET with Continous Drain Current 12.1 A, Drain Source Resistance 6.5 to 12 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Surface Mount. More details for DMT4008LFV can be seen below.