The NTMFS1D1N04XMT1G from onsemi is a MOSFET with Continous Drain Current 165 to 233 A, Drain Source Resistance 0.9 to 1.05 milli-ohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.5 to 3.5 V. Tags: Surface Mount. More details for NTMFS1D1N04XMT1G can be seen below.