The MCAC85N06KY from Micro Commercial Components is a MOSFET with Continous Drain Current 85 A, Drain Source Resistance 2.9 to 5 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Surface Mount. More details for MCAC85N06KY can be seen below.