The DMTH4008LFDFWQ from Diodes Incorporated is a MOSFET with Continous Drain Current 11.6 A, Drain Source Resistance 9.1 to 18 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 DMTH4008LFDFWQ can be seen below.