The NTMFSC004N08MC from onsemi is a MOSFET with Continous Drain Current 136 A, Drain Source Resistance 3.1 to 8.5 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 NTMFSC004N08MC can be seen below.