80 V, N-Ch, 18.6 mΩ max, Automotive MOSFET, S3O8 (3x3) OptiMOS™ 5 The IAUZ30N08S5N186 is a 18.6mR 80V MOSFET in a 3x3 mm² S3O8 package, using Infineon's leading OptiMOS™ 5 technology. Next to others it is used in pumps, battery management systems as well as ADAS applications.