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| Supertex, Inc. |   |
Burr Brown Corporation |   | |
Mitsubishi Electric Corporation |   | |
National Semiconductor |   | |
Pericom Semiconductor |   | |
Motorola Semiconductor 3102 N. 56th Street - Phoenix, AZ 85018 USA - - |   | |
Intersil |   | |
Maxim Integrated Products |   | |
Vishay Intertechnology / Dale / Sprague / Vitramon / Roederstein |   | |
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