The NTMFS0D5N04XLT1G from onsemi is a MOSFET with Continous Drain Current 322 to 455 A, Drain Source Resistance 0.39 to 0.78 milli-ohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.3 to 2.2 V. Tags: Surface Mount. More details for NTMFS0D5N04XLT1G can be seen below.