Transcription of Members - Magnetics Group
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MMPA Soft Ferrite Division Members AVX (formerly Thompson-CSF Passive Components). Ceramic Magentics, Inc. CMI Technology, Inc. Fair-Rite Products Corp. Ferronics Incorporated Hitachi Metals America, Ltd. Magnetics /Div. Of Spang & Co. MMG-North America National Magnetics Group , Inc. Philips Advanced Ceramics Powdertech Corporation Siemens Passive Electronics Devices, Inc. Steward, Inc. TDK Corporation of America TSC Ferrite International Co. Copyright 0 1989, 1990, 1992, 1996, 1998. Magnetic Materials Producers Association All Rights Reserved TABLE OF CONTENTS. Page No. MMPA Overview ..4. 1. Introduction to Soft Ferrites ..5. 2. Processing ..6. 3. Process Control/Quality Assurance ..9. 4. Materials and Geometries ..lO. 5. Dimension Nomenclature for Soft Ferrite Cores ..17. 6. Calculation of Core Constants ..21. 7. Applications ..2 4.
MMPA OVERVIEW The Soft Ferrite Division of the Magnetic Materials Producers Association, formed in 1973, has the following goals: l Enhancing communications between ferrite manufacturing and core users l Promoting the benefits of ferrite cores to the electronics industry l Encouraging industry quality programs that will help ensure …
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