100 V, N-Ch, 2.9 mΩ max, Automotive MOSFET, sTOLL (7x8), OptiMOS™ 5 The IAUA180N10S5N029 is a 2.9mR 100V MOSFET in an sTOLL high power leadless 7x8 mm2 package, using Infineon's leading OptiMOS™ 5 technology. Next to others it is used in 48V Auxiliaries like HVAC Compressors, Pumps, Fans and Safety Switches.