CIBH Diode with Superior Soft Switching Behavior in 3.3kV Modules for Fast Switching Applications Jü rgen Biermann, Infineon Technologies AG, Max-Planck-Strasse 5, D-59581 Warstein, Germany Manfred Pfaffenlehner, Infineon Technologies AG, Am Campeon 1-12, D-85579 Neubiberg, Germany Hans Peter Felsl, Infineon Technologies AG, Am Campeon 1-12, D-85579 Neubiberg, Germany Thomas Gutt, Infineon T