1、Fixed electric double-layer capacitors for use in electric and electronic equipmentPart 1: Generic specification (IEC 62391-1:2015)BS EN 62391-1:2016Incorporating corrigendum December 2016BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06National forewordThis British S
2、tandard is the UK implementation of EN 62391-1:2016. It isidentical to IEC 62391-1:2015, incorporating corrigendum December 2016.The UK participation in its preparation was entrusted to TechnicalCommittee EPL/40X, Capacitors and resistors for electronic equipment.A list of organizations represented
3、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 2017. Published by BSI Standards Limited 2017ISBN 978 0 580 96944
4、7ICS 31.060.10Compliance 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 March 2016.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 6
5、2391-1:201631 January 2017 Implementation of IEC corrigendum December 2016It supersedes BS EN 62391-1:2006 which is withdrawn.The start and finish of text introduced or altered by corrigendum is indicated in the text by tags. Text altered by IEC corrigendum December2016 is indicated in the text by .
6、EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 62391-1 February 2016 ICS 31.060.10 Supersedes EN 62391-1:2006 English Version Fixed electric double-layer capacitors for use in electric and electronic equipment - Part 1: Generic specification (IEC 62391-1:2015) Condensateurs lectriques fixes do
7、uble couche utiliss dans les quipements lectriques et lectroniques - Partie 1: Spcification gnrique (IEC 62391-1:2015) Elektrische Doppelschichtkondensatoren zur Verwendung in elektrischen und elektronischen Gerten - Teil 1: Fachgrundspezifikation (IEC 62391-1:2015) This European Standard was approv
8、ed by CENELEC on 2015-11-27. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations 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 nation
9、al standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC 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
10、 language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia,
11、 France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen d
12、e Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2016 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 62391-1:2016 E EN 62391-1:2016 2
13、 European foreword The text of document 40/2393/FDIS, future edition 2 of IEC 62391-1, prepared by IEC/TC 40 “Capacitors and resistors for electronic equipment“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 62391-1:2016. The following dates are fixed: latest date by wh
14、ich the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2016-08-27 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2018-11-27 This document supersedes EN 62391-1:2006. Atten
15、tion 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 patent rights. Endorsement notice The text of the International Standard IEC 62391-1:2015 was approved by
16、CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 60068-2-47:2005 NOTE Harmonized as EN 60068-2-47:2005 (not modified). IEC 60384-1:2008 NOTE Harmonized as EN 60384-1:2009 (not mod
17、ified). IEC 61881-3:2012 NOTE Harmonized as EN 61881-3:2012 (not modified). IEC 62391-1:2006 NOTE Harmonized as EN 62391-1:2006 1)(not modified). IEC 62391-2:2006 NOTE Harmonized as EN 62391-2:2006 (not modified). IEC 62391-2-1:2006 NOTE Harmonized as EN 62391-2-1:2006 (not modified). IEC 62576:2009
18、 NOTE Harmonized as EN 62576:2010 (not modified). ISO 80000-1:2009 NOTE Harmonized as EN ISO 80000-1:2013 (not modified). 1)Superseded by EN 62391-1:2015 (IEC 62391-1:2015). BS EN 62391-1:2016EN 62391-1:2016 3 Annex ZA (normative) Normative references to international publications with their corresp
19、onding 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
20、 amendments) applies. NOTE 1 When an International Publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available here: www.cenelec.eu Publication
21、Year Title EN/HD Year IEC 60027 series Letter symbols to be used in electrical technology EN 60027 series IEC 60050 series International Electrotechnical Vocabulary - - IEC 60062 - Marking codes for resistors and capacitors EN 60062 - IEC 60063 - Preferred number series for resistors and capacitors
22、EN 60063 - IEC 60068-1 2013 Environmental testing - Part 1: General and guidance EN 60068-1 2014 IEC 60068-2-1 2007 Environmental testing - Part 2-1: Tests - Test A: Cold EN 60068-2-1 2007 IEC 60068-2-2 2007 Environmental testing - Part 2-2: Tests - Test B: Dry heat EN 60068-2-2 2007 IEC 60068-2-6 2
23、007 Environmental testing - Part 2-6: Tests - Test Fc: Vibration (sinusoidal) EN 60068-2-6 2008 IEC 60068-2-14 2009 Environmental testing - Part 2-14: Tests - Test N: Change of temperature EN 60068-2-14 2009 IEC 60068-2-20 2008 Environmental testing - Part 2-20: Tests - Test T: Test methods for sold
24、erability and resistance to soldering heat of devices with leads EN 60068-2-20 2008 IEC 60068-2-21 2006 Environmental testing - Part 2-21: Tests - Test U: Robustness of terminations and integral mounting devices EN 60068-2-21 2006 IEC 60068-2-45 1980 Basic environmental testing procedures - Part 2-4
25、5: Tests - Test XA and guidance: Immersion in cleaning solvents EN 60068-2-45 1992 +A1 1993 +A1 1993 IEC 60068-2-54 2006 Environmental testing - Part 2-54: Tests - Test Ta: Solderability testing of electronic components by the wetting balance method EN 60068-2-54 2006 BS EN 62391-1:2016EN 62391-1:20
26、16 4 Publication Year Title EN/HD Year IEC 60068-2-58 2015 Environmental testing - Part 2-58: Tests - Test Td: Test methods for solderability, resistance to dissolution of metallization and to soldering heat of surface mounting devices (SMD) EN 60068-2-58 2015 IEC 60068-2-69 2007 Environmental testi
27、ng - Part 2: Tests - Test Te: Solderability testing of electronic components for surface mounting devices (SMD) by the wetting balance method EN 60068-2-69 2007 IEC 60068-2-78 2012 Environmental testing - Part 2-78: Tests - Test Cab: Damp heat, steady state EN 60068-2-78 2013 IEC 60294 2012 Measurem
28、ent of the dimensions of a cylindrical component with axial terminations EN 60294 2012 IEC 60617-DB - Graphical symbols for diagrams - - IEC 60695-11-5 - Fire hazard testing - Part 11-5: Test flames - Needle-flame test method - Apparatus, confirmatory test arrangement and guidance EN 60695-11-5 - IE
29、C 60717 2012 Method for the determination of the space required by capacitors and resistors with unidirectional terminations EN 60717 2012 IEC 61193-2 - Quality assessment systems - Part 2: Selection and use of sampling plans for inspection of electronic components and packages EN 61193-2 - BS EN 62
30、391-1:2016 2 IEC 62391-1:2015 IEC 2015 CONTENTS FOREWORD . 7 1 Scope 9 2 Normative references 9 3 Terms and definitions 10 4 General items 14 4.1 Unit and symbols 14 4.2 Preferred values and class 14 4.2.1 General . 14 4.2.2 Preferred values of nominal capacitance . 15 4.2.3 Class . 15 4.3 Marking .
31、 15 4.3.1 General . 15 4.3.2 Coding . 15 4.4 Quality assessment procedures 15 5 Tests and measurement 15 5.1 General . 15 5.2 Test and measurement requirements 15 5.2.1 Test conditions 15 5.2.2 Measurement conditions 15 5.2.3 Voltage treatment 16 5.2.4 Thermal treatment . 16 5.3 Drying . 16 5.4 Visu
32、al examination and check of dimensions 16 5.4.1 Visual examination 16 5.4.2 Dimensions (gauging) 16 5.4.3 Dimensions (detail) 16 5.5 Measurement method 1 for capacitance and internal resistance (constant current discharge) . 16 5.5.1 Basic circuit for measuring 16 5.5.2 Measuring equipment 17 5.5.3
33、Measuring procedure . 18 5.5.4 Calculation methods for capacitance . 20 5.5.5 Calculation methods for internal resistance 21 5.5.6 Conditions to be prescribed in the detail specification 22 5.6 Measurement method 2 for capacitance and internal resistance 22 5.6.1 Constant resistance charging method
34、for capacitance measurement . 22 5.6.2 AC internal resistance measuring method 23 5.7 Leakage current 23 5.7.1 Measuring method . 23 5.7.2 Items to be specified in the detail specification 24 5.8 Maintain voltage 24 5.8.1 Measuring method . 24 5.8.2 Calculation of voltage maintenance rate 25 5.8.3 C
35、onditions to be prescribed in the detail specification 25 5.9 Robustness of terminations . 25 5.9.1 Test Ua1 Tensile 25 BS EN 62391-1:2016IEC 62391-1:2015 IEC 2015 3 5.9.2 Test Ub Bending (half of the sample) 25 5.9.3 Test Uc Torsion (remaining sample) . 26 5.9.4 Test Ud Torque (for terminations wit
36、h threaded studs or screws and for integral mounting devices) 26 5.9.5 Visual examination 26 5.10 Resistance to soldering heat . 26 5.10.1 Preconditioning and initial measurement 26 5.10.2 Test . 26 5.10.3 Recovery . 26 5.10.4 Final inspection, measurements and requirements. 27 5.11 Solderability 27
37、 5.11.1 General . 27 5.11.2 Preconditioning 27 5.11.3 Capacitors with leads 27 5.11.4 Surface mount capacitors 28 5.12 Rapid change of temperature 28 5.12.1 Initial measurement . 28 5.12.2 Test . 28 5.12.3 Final inspection, measurements and requirements. 28 5.13 Vibration . 28 5.13.1 Initial measure
38、ment . 28 5.13.2 Test . 28 5.13.3 Final measurement and requirements 29 5.14 Damp heat, steady state . 29 5.14.1 Initial measurement . 29 5.14.2 Test . 29 5.14.3 Final measurement 29 5.15 Endurance 29 5.15.1 Initial measurements . 29 5.15.2 Test . 29 5.15.3 Final measurement, inspection and requirem
39、ents 29 5.16 Storage . 30 5.16.1 Storage at high temperature 30 5.16.2 Storage at low temperature 30 5.17 Characteristics at high and low temperature 30 5.17.1 General . 30 5.17.2 Test procedure 30 5.17.3 Dry heat 31 5.17.4 Cold. 31 5.17.5 Final measurement and requirements 31 5.18 Component solvent
40、 resistance 31 5.18.1 Initial measurements . 31 5.18.2 Test . 31 5.18.3 Requirements 31 5.19 Solvent resistance of marking . 31 5.19.1 Test . 31 5.19.2 Requirements 32 5.20 Passive flammability . 32 5.20.1 Test procedure 32 BS EN 62391-1:2016 4 IEC 62391-1:2015 IEC 2015 5.20.2 Requirements 32 5.21 P
41、ressure relief (if applicable) 32 5.21.1 Test . 32 5.21.2 Requirements 32 Annex A (normative) Classification according to capacitance and internal resistance . 33 A.1 General . 33 A.2 Classification by capacitance and internal resistance 33 Annex B (informative) Measuring method of capacitance and l
42、ow resistance by low frequency a.c. method (reference) . 35 B.1 General . 35 B.2 Measuring system . 35 B.3 Calculation of capacitance 35 B.4 Measuring conditions 36 Annex C (informative) Thermal equilibrium time of capacitors 37 C.1 General . 37 C.2 Thermal equilibrium time of capacitors 37 Annex D
43、(informative) Charging/discharging efficiency and measurement current 39 D.1 General . 39 D.2 Charging efficiency, discharging efficiency, and current 39 Annex E (informative) Procedures for setting the measurement current of capacitor with uncertain nominal internal resistance . 41 E.1 General . 41
44、 E.2 Current setting procedures for measurement of capacitor . 41 E.3 Example of setting current for determining capacitor characteristics . 41 Annex F (informative) Policy on uncertainty of measurement and inset limits . 42 F.1 Objective 42 F.2 Terms and definitions 42 F.3 Calculation of measuremen
45、t uncertainty 42 F.4 Policy 43 F.5 Calculation of inset and outset limits . 43 F.6 Examples 43 F.6.1 General . 43 F.6.2 Example 1: Resistor measurement 43 F.6.3 Example 2: Resistor measurement 44 F.6.4 Example 3: Transistor measurement (gain) 44 F.6.5 Example 4: Comparison between initial and final
46、measurement results 44 Annex G (informative) Reference to IEC 62391-1:2006 45 Annex Q (normative) Quality assessment procedures 46 Q.1 General . 46 Q.1.1 Overview . 46 Q.1.2 Applicability of qualification approval . 46 Q.1.3 Applicability of capability approval . 46 Q.1.4 Applicability of technology
47、 approval . 47 Q.2 Primary stage of manufacture . 47 Q.3 Subcontracting 47 Q.4 Structurally similar components 47 Q.5 Qualification approval procedures . 47 Q.5.1 Eligibility for qualification approval . 47 BS EN 62391-1:2016IEC 62391-1:2015 IEC 2015 5 Q.5.2 Application for qualification approval .
48、48 Q.5.3 Test procedure for qualification approval . 48 Q.5.4 Granting of qualification approval 48 Q.5.5 Maintenance of qualification approval 48 Q.5.6 Quality conformance inspection . 48 Q.6 Capability approval procedures . 48 Q.6.1 General . 48 Q.6.2 Eligibility for capability approval . 49 Q.6.3
49、 Application for capability approval . 49 Q.6.4 Description of capability . 49 Q.6.5 Demonstration and verification of capability . 50 Q.6.6 Programme for capability approval . 50 Q.6.7 Capability approval test report . 51 Q.6.8 Abstract of description of capability . 51 Q.6.9 Modifications likely to affect the capability approval . 51 Q.6.10 Initial capability approval . 51 Q.6.11 Granting of capability approval 52 Q.6.12 Maintenance of capability approval 52 Q.6.13 Extension of capability approval 53 Q
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