IEC-61249-2-34-2009.pdf
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1、 IEC 61249-2-34 Edition 1.0 2009-02 INTERNATIONAL STANDARD NORME INTERNATIONALE Materials for printed boards and other interconnecting structures Part 2-34: Reinforced base materials, clad and unclad Non-halogenated modified or unmodified resin system, woven E-glass laminate sheets of defined relati
2、ve permittivity (equal to or less than 3,7 at 1 GHz) and flammability (vertical burning test), copper-clad Matriaux pour circuits imprims et autres structures dinterconnexion Partie 2-34: Matriaux de base renforcs, plaqus et non plaqus Feuilles stratifies en tissu de verre de type E, en rsine isolan
3、te non halogne modifie ou non, de permittivit relative (infrieure ou gale 3,7 1 GHz) et dinflammabilit dfinies (essai de combustion verticale), plaques cuivre IEC 61249-2-34:2009 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=HP Monitoring/11111111
4、64 Not for Resale, 04/07/2009 05:26:54 MDTNo reproduction or networking permitted without license from IHS -,-,- THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2009 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized
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19、IECLicensee=HP Monitoring/1111111164 Not for Resale, 04/07/2009 05:26:54 MDTNo reproduction or networking permitted without license from IHS -,-,- IEC 61249-2-34 Edition 1.0 2009-02 INTERNATIONAL STANDARD NORME INTERNATIONALE Materials for printed boards and other interconnecting structures Part 2-3
20、4: Reinforced base materials, clad and unclad Non-halogenated modified or unmodified resin system, woven E-glass laminate sheets of defined relative permittivity (equal to or less than 3,7 at 1 GHz) and flammability (vertical burning test), copper-clad Matriaux pour circuits imprims et autres struct
21、ures dinterconnexion Partie 2-34: Matriaux de base renforcs, plaqus et non plaqus Feuilles stratifies en tissu de verre de type E, en rsine isolante non halogne modifie ou non, de permittivit relative (infrieure ou gale 3,7 1 GHz) et dinflammabilit dfinies (essai de combustion verticale), plaques cu
22、ivre INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE S ICS 31.180 PRICE CODE CODE PRIX ISBN 2-8318-1028-4 Registered trademark of the International Electrotechnical Commission Marque dpose de la Commission Electrotechnique Internationale Copyright International E
23、lectrotechnical Commission Provided by IHS under license with IECLicensee=HP Monitoring/1111111164 Not for Resale, 04/07/2009 05:26:54 MDTNo reproduction or networking permitted without license from IHS -,-,- 2 61249-2-34 IEC:2009 CONTENTS FOREWORD.4 1 Scope.6 2 Normative references6 3 Materials and
24、 construction 6 3.1 Resin system.6 3.2 Metal foil .7 3.3 Reinforcement.7 4 Internal marking7 5 Electrical properties7 6 Non-electrical properties of the copper-clad laminate 8 6.1 Appearance of the copper-clad sheet.8 6.1.1 Indentations (pits and dents)8 6.1.2 Wrinkles 8 6.1.3 Scratches 8 6.1.4 Rais
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- IEC 61249 34 2009
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