BS EN 62595-1-1-2013 LCD backlight unit Generic specification《液晶显示屏(LCD)背光模块 通用规格》.pdf
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1、BSI Standards PublicationLCD backlight unitPart 1-1: Generic specificationBS EN 62595-1-1:2013National forewordThis British Standard is the UK implementation of EN 62595-1-1:2013. It isidentical to IEC 62595-1-1:2013.The UK participation in its preparation was entrusted to TechnicalCommittee EPL/47,
2、 Semiconductors.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions ofa contract. Users are responsible for its correct application. The British Standards Institution 2013Published
3、by BSI Standards Limited 2013ISBN 978 0 580 72745 0ICS 31.120; 31.260Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 July 2013.Amendments issued since publicati
4、onAmd. No. Date Text affectedBRITISH STANDARDBS EN 62595-1-1:2013EUROPEAN STANDARD EN 62595-1-1 NORME EUROPENNE EUROPISCHE NORM July 2013 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung M
5、anagement Centre: Avenue Marnix 17, B - 1000 Brussels 2013 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 62595-1-1:2013 E ICS 31.120; 31.260 English version LCD backlight unit - Part 1-1: Generic specification (IEC 62595-1-1:201
6、3) Ecran LCD rtroclairage - Partie 1-1 : Spcification gnrique (CEI 62595-1-1:2013) LCD-Hinterleuchtungseinheiten Teil 1-1: Allgemeine Anforderungen (IEC 62595-1-1:2013) This European Standard was approved by CENELEC on 2013-05-14. CENELEC members are bound to comply with the CEN/CENELEC Internal Reg
7、ulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC
8、 member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official ve
9、rsions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
10、the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 62595-1-1:2013EN 62595-1-1:2013 - 2 - Foreword The text of document 110/387/CDV, future edition 1 of IEC 62595-1-1, prepared by IEC/TC 110 “Electronic display devi
11、ces“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 62595-1-1:2013. The following dates are fixed: latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2014-02-14 latest date b
12、y which the national standards conflicting with the document have to be withdrawn (dow) 2016-05-14 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such pa
13、tent rights. Endorsement notice The text of the International Standard IEC 62595-1-1:2013 was approved by CENELEC as a European Standard without any modification. BS EN 62595-1-1:2013- 3 - EN 62595-1-1:2013 Annex ZA (normative) Normative references to international publications with their correspond
14、ing European publications The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any am
15、endments) applies. NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year IEC 60027 all parts Letter symbols to be used in electrical technology - Part 1: General EN 60027 all parts IEC 60410
16、 1973 Sampling plans and procedures for inspection by attributes - - IEC 60617 all parts Graphical symbols for diagrams - - IEC 60747-1 + corr. August 2006 2008 Semiconductor devices - Part 1: General - - IEC 60747-10 1991 Semiconductor devices - Discrete devices - Part 10: Generic specifictaion for
17、 discrete divices and integrated circuits - - IEC 61747-10-2 Liquid crystal display devices - Part 10-2: Environmental, endurance and mechanical test methods - Environmental and endurance - - IEC 62595-1-2 2011 LCD backlight unit - Part 1-2: Terminology and letter symbols EN 62595-1-2 2012 IEC 62595
18、-2 LCD backlight unit - Part 2: Electro-optical measurement methods of LED backlight unit for liquid crystal displays EN 62595-2 ISO 80000-1 2009 Quantities and units - Part 1: General EN ISO 80000-1 2013 IEC QC 001002-2 1998 IEC Quality Assessment System for Electronic Components (IECQ) - Rules of
19、Procedure - Part 2: Documentation - - IEC QC 001002-3 2005 IEC Quality Assessment System for Electronic Components (IECQ) - Rules of Procedure - Part 3: Approval procedures - - BS EN 62595-1-1:2013 2 62595-1-1 IEC:2013 CONTENTS 1 Scope . 6 2 Normative references . 6 3 Technical aspects . 7 3.1 Order
20、 of precedence 7 3.2 Terminology, units and symbols 7 3.3 Preferred values of temperature, humidity and pressure 7 3.4 Marking . 7 3.4.1 BLU identification 7 3.4.2 BLU traceability . 7 3.4.3 Packing . 7 3.5 Categories of assessed quality 8 3.6 Screening 8 3.7 Handling 8 4 Quality assessment procedur
21、es 8 4.1 General . 8 4.2 Eligibility for qualification approval 8 4.3 Primary stage of manufacture 9 4.4 Commercially confidential information . 9 4.5 Formation of inspection lots . 9 4.6 Structurally similar devices 9 4.7 Granting of qualification approval 9 4.8 Quality conformance inspection . 9 4
22、.8.1 General . 9 4.8.2 Division into groups and subgroups . 9 4.8.3 Inspection requirements 11 4.8.4 Supplementary procedure for reduced inspection 12 4.8.5 Sampling requirements for small lots . 12 4.8.6 Certified records of released lots (CRRL) 12 4.8.7 Delivery of devices subjected to destructive
23、 or non-destructive tests . 12 4.8.8 Delayed deliveries . 13 4.8.9 Supplementary procedure for deliveries . 13 4.9 Statistical sampling procedures . 13 4.9.1 General . 13 4.9.2 AQL sampling plans . 13 4.9.3 LTPD sampling plans . 13 4.10 Endurance tests 13 4.11 Endurance tests where the failure rate
24、is specified 13 4.11.1 Specification of failure rate 13 4.11.2 General . 13 4.11.3 Selection of samples . 13 4.11.4 Failure . 13 4.11.5 Endurance test time and sample size 14 4.11.6 Procedure to be used if the number of observed failures exceed the acceptance number . 14 4.12 Accelerated test proced
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