100 V, N-Ch, 12.0 mΩ max, Automotive MOSFET, S3O8 (3x3), OptiMOS™ 5 The IAUZ40N10S5L120 is a 12.0mR 100V MOSFET in a S3O8 3x3 mm² package, using Infineon's leading OptiMOS™ 5 technology. Next to others it is used in in LED lighting and for motor control.