Diotec Semiconductor AG

Diotec Semiconductor AG is a renowned European manufacturer of high-quality diodes, rectifiers, transistors, and MOSFETs, with a history dating back to 1973 in Heitersheim, Germany. Founded by Paul Bauer, Ulrich Geisler, and Bernd Kelpe, the company initially specialized in producing bridge rectifiers for ITT and has since expanded globally with facilities in Slovenia, India, and China. Diotec is recognized for its innovative solutions, including the introduction of passivated rectifier chips in 1989, which significantly improved chip quality control. The company has been a market leader in Europe for axial Schottky bypass diodes and continues to develop cutting-edge products like the SM4000 rectifier diode, designed for high surge immunity in applications such as smart meters and 4G/5G base stations. With a strong focus on R&D and customer service, Diotec Semiconductor AG has become a trusted name in the global electronics market, employing 300 people worldwide and maintaining a global distribution network.