The NVMFS5831NLWFT1G from onsemi is a MOSFET with Continous Drain Current 161 A, Drain Source Resistance 1.35 to 4.8 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.4 to 2.4 V. Tags: Surface Mount. More details for NVMFS5831NLWFT1G can be seen below.