The NTMFS08N2D5C from onsemi is a MOSFET with Continous Drain Current 166 A, Drain Source Resistance 2.2 to 8 milliohm, Drain Source Breakdown Voltage 80 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for NTMFS08N2D5C can be seen below.