1、 IEC PAS 61249-8-5 Edition 1.0 2014-06 PUBLICLY AVAILABLE SPECIFICATION PRE-STANDARD Qualification and performance specification of permanent solder mask and flexible cover materials IEC PAS 61249-8-5:2014-06(en)Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded
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11、mer Service Centre:csciec.ch.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.IEC PAS 61249-8-5Edition 1.0 2014-06PUBLICLY AVAILABLE SPECIFICATIONPRE-
12、STANDARDQualification and performance specification of permanent solder mask and flexible cover materials INTERNATIONAL ELECTROTECHNICAL COMMISSION UICS 31.180 PRICE CODEISBN 978-2-8322-1633-0 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained t
13、his publication from an authorized distributor.Copyrighted material licensed to BR Demo by Thomson Reuters(Scientific),Inc.,downloaded on Nov-27-2014 by James Madison.No further reproduction or distribution is permitted.Uncontrolled when printed.2 IEC PAS 61249-8-5:2014 IEC 2014 INTERNATIONAL ELECTR
14、OTECHNICAL COMMISSION _ QUALIFICATION AND PERFORMANCE SPECIFICATION OF PERMANENT SOLDER MASK AND FLEXIBLE COVER MATERIALS FOREWORD 1)The International Electrotechnical Commission(IEC)is a worldwide organization for standardization comprising all national electrotechnical committees(IEC National Comm
15、ittees).The object of IEC is to promote international co-operation on all questions concerning standardization in the electrical and electronic fields.To this end and in addition to other activities,IEC publishes International Standards,Technical Specifications,Technical Reports,Publicly Available S
16、pecifications(PAS)and Guides(hereafter referred to as“IEC Publication(s)”).Their preparation is entrusted to technical committees;any IEC National Committee interested in the subject dealt with may participate in this preparatory work.International,governmental and non-governmental organizations liaising with the IEC also participate in this preparation.IEC collaborates closely with the International Organization for Standardization(ISO)in accordance with conditions determined by agreement be
