The MCU80N06A from Micro Commercial Components is a MOSFET with Continous Drain Current 80 A, Drain Source Resistance 5.5 to 9.5 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.2 to 2 V. Tags: Surface Mount. More details for MCU80N06A can be seen below.