The DMTH4M70SPGW from Diodes Incorporated is a MOSFET with Continous Drain Current 460 A, Drain Source Resistance 0.54 to 0.7 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 DMTH4M70SPGW can be seen below.