Faculty of Electrical and Computer Engineering, Institute of Power Engineering, Chair of Power Electronics Alvarez, R.; Filsecker, F.; Bernet, S., "Characterization of a new 4.5 kV press pack SPT+ IGBT for medium voltage converters," Energy Conversion Congress and Exposition, 2009. ECCE 2009. IEEE, pp.3954-3962, 20-24 Sept. 2009 This paper is published by the authors in its accepted version on the homepage of the Chair of Power Electronics of the Technische Universität Dresden: http://tu-dresden.de/et/le The final, published article can be found on the IEEE Xplore database: http://dx.doi.org/10.1109/ECCE.2009.5316130 © 2013 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting / republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any Copyrighted component of this work in other works.