The NTMTS0D4N04CTXG from onsemi is a MOSFET with Continous Drain Current 558 A, Drain Source Resistance 0.38 to 0.45 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 NTMTS0D4N04CTXG can be seen below.