The IAUZ40N06S5N050 from Infineon Technologies is a MOSFET with Continous Drain Current 14 to 86 A, Drain Source Resistance 4 to 6 Mohms, Drain Source Breakdown Voltage 60 V, Gate Source Voltage 20 V, Gate Source Threshold Voltage 2.2 to 3.4 V. Tags: Surface Mount. More details for IAUZ40N06S5N050 can be seen below.