The NTTFS5C454NLTAG from onsemi is a MOSFET with Continous Drain Current 85 A, Drain Source Resistance 3.2 to 6 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.2 to 2 V. Tags: Surface Mount. More details for NTTFS5C454NLTAG can be seen below.