The IAUC80N04S6N036 from Infineon Technologies is a MOSFET with Continous Drain Current 60 to 80 A, Drain Source Resistance 2.82 to 5.10 Mohms, Drain Source Breakdown Voltage 40 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 2.2 to 3 V. Tags: Surface Mount. More details for IAUC80N04S6N036 can be seen below.