The DMTH4007LK3Q from Diodes Incorporated is a MOSFET with Continous Drain Current 16.8 to 70 A, Drain Source Resistance 5.5 to 9.8 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 DMTH4007LK3Q can be seen below.