The DMTH48M3SFVWQ from Diodes Incorporated is a MOSFET with Continous Drain Current 14.6 to 52.4 A, Drain Source Resistance 6.9 to 8.9 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for DMTH48M3SFVWQ can be seen below.