The NVD5C434NT4G from onsemi is a MOSFET with Continous Drain Current 163 A, Drain Source Resistance 1.7 to 2.1 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 NVD5C434NT4G can be seen below.