TELEFUNKEN expands Roseville facility TELEFUNKEN Semiconductors is expanding its manufacturing capacity at the Roseville, California facility. The first phase expansion plan provides for a 100% increase in wafer processing capability (to 220,000+ 8 inch wafers, or 5,500,000 mask layers per year). This expansion will make TELEFUNKEN’s Roseville facility one of the largest U.S.-based semiconductor foundry services companies in the United States. Roger Lee, President & CEO, said: “The increased capacity is the result our recent acquisition of the state-of-the-art semiconductor equipment from factories in Japan. Growing our capacity with advanced silicon processing tools and offering a comprehensive suite of strategic foundry services at a competitive cost is an important part of our overall corporate mission. This expansion is a testimony of our strong commitment to, and profound belief in, the high-tech manufacturing and R&D which are so critical to our overall economic eco-system.” TELEFUNKEN Semiconductors is a specialty analog and mixed-signal foundry services company with ISO Automotive and Industrial Class Certifications. TELEFUNKEN Semiconductors International offers contract semiconductor foundry services at its manufacturing locations in Roseville, California and Heilbronn, Germany.