EN 60384-22-2012 en Fixed capacitors for use in electronic equipment - Part 22 Sectional specification - Fixed surface mount multilayer capacitors of ceramic dielectric Class 2《电子设.pdf

1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationFixed capacitors for use in electronic equipmentPart 22: Sectional specification Fixed surface mount multilayer capacitors of ceramic dielectric, Class 2BS EN 60384-22:2012Nation

2、al forewordThis British Standard is the UK implementation of EN 60384-22:2012. It isidentical to IEC 60384-22:2011. It supersedes BS EN 60384-22:2004 which iswithdrawn.The UK participation in its preparation was entrusted to Technical CommitteeEPL/40X, Capacitors and resistors for electronic equipme

3、nt.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 of acontract. Users are responsible for its correct application. The British Standards Institution 2012Published by BSI Standa

4、rds Limited 2012ISBN 978 0 580 70053 8ICS 31.060.10 Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of the StandardsPolicy and Strategy Committee on 30 April 2012.Amendments issued since publicationAmd. No. Date

5、Text affectedBRITISH STANDARDBS EN 60384-22:2012EUROPEAN STANDARD EN 60384-22 NORME EUROPENNE EUROPISCHE NORM March 2012 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre:

6、 Avenue Marnix 17, B - 1000 Brussels 2012 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60384-22:2012 E ICS 31.060.10 Supersedes EN 60384-22:2004English version Fixed capacitors for use in electronic equipment - Part 22: Section

7、al specification - Fixed surface mount multilayer capacitors of ceramic dielectric, Class 2 (IEC 60384-22:2011) Condensateurs fixes utiliss dans les quipements lectroniques - Partie 22: Spcification intermdiaire - Condensateurs multicouches fixes dilectriques en cramique pour montage en surface, de

8、Classe 2 (CEI 60384-22:2011) Festkondensatoren zur Verwendung in Gerten der Elektronik - Teil 22: Rahmenspezifikation - Oberflchenmontierbare Vielschichtkeramik-Festkondensatoren, Klasse 2 (IEC 60384-22:2011) This European Standard was approved by CENELEC on 2012-01-13. CENELEC members are bound to

9、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 national standards may be obtained on application to the CEN-CEN

10、ELEC 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 language and notified to the CEN-CENELEC Management Centr

11、e 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,

12、 the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 60384-22:2012EN 60384-22:2012 - 2 - Foreword The text of document 40/2128/FDIS, future edition 2 of IEC 60384-22, prepared by IEC TC 40, “Capacitors and resistors

13、 for electronic equipment“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 60384-22:2012. 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) 201

14、2-10-13 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2015-01-13 This document supersedes EN 60384-22:2004. EN 60384-22:2012 includes the following significant technical changes with respect to EN 60384-22:2004: The measuring frequency of 1 MHz

15、has been reduced to 1 kHz for 100 pF, see 4.5.1 Capacitance. The test voltage of 1,2 URat UR 1 000 V has been added in 4.5.4 Voltage proof. Detail test conditions have been added in 4.7 Shear test and 4.8 Substrate bending test. Test conditions applying lead free solder alloy (Sn-Ag-Cu) have been in

16、cluded in 4.9 Resistance to soldering heat and 4.10 Solderability. A selection of the test conditions according to marketing needs has been stated in 4.13 Damp heat, steady state. The dimensions of 0402 M in Annex A have been added. The temperature characteristics code of capacitance for the referen

17、ce temperature of 25 C has been added, see Annex C. 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 patent rights. Endorsement notice The text of the

18、 International Standard IEC 60384-22:2011 was approved by 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 60384-14 NOTE Harmonized as EN 60384-14. IEC 60384-22-1 NOTE Harmonized

19、as EN 60384-22-1. BS EN 60384-22:2012- 3 - EN 60384-22:2012 Annex ZA (normative) Normative references to international publications with their corresponding European publications The following referenced documents are indispensable for the application of this document. For dated references, only the

20、 edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) 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 60

21、063 + A1 + A2 1963 1967 1977 Preferred number series for resistors and capacitors - - IEC 60068-1 + corr. October + A1 1988 1988 1992 Environmental testing - Part 1: General and guidance EN 60068-1 1994 IEC 60068-2-58 2004 Environmental testing - Part 2-58: Tests - Test Td: Test methods for solderab

22、ility, resistance to dissolution of metallization and to soldering heat of surface mounting devices (SMD) EN 60068-2-58 + corr. December 2004 2004 IEC 60384-1 + corr. November 2008 2008 Fixed capacitors for use in electronic equipment - Part 1: Generic specification EN 60384-1 2009 IEC 61193-2 2007

23、Quality assessment systems - Part 2: Selection and use of sampling plans for inspection of electronic components and packages EN 61193-2 2007 ISO 3 1973 Preferred numbers - Series of preferred numbers - - BS EN 60384-22:2012 2 60384-22 IEC:2011 CONTENTS 1 General 8 1.1 Scope 8 1.2 Object . 8 1.3 Nor

24、mative references 8 1.4 Information to be given in a detail specification . 8 1.4.1 Outline drawing and dimensions 9 1.4.2 Mounting . 9 1.4.3 Rating and characteristics . 9 1.4.4 Marking . 10 1.5 Terms and definitions 10 1.6 Marking . 10 1.6.1 Information for marking 11 1.6.2 Marking on the body 11

25、1.6.3 Requirements for marking 11 1.6.4 Marking of the packaging . 11 1.6.5 Additional marking . 11 2 Preferred rating and characteristics 11 2.1 Preferred characteristics . 11 2.1.1 Preferred climatic categories . 11 2.2 Preferred values of ratings 12 2.2.1 Rated temperature (TR) . 12 2.2.2 Rated v

26、oltage (UR) 12 2.2.3 Category voltage (UC) . 12 2.2.4 Preferred values of nominal capacitance and associated tolerance values . 12 2.2.5 Temperature characteristic of capacitance . 13 2.2.6 Dimensions . 14 3 Quality assessment procedures 14 3.1 Primary stage of manufacture 14 3.2 Structurally simila

27、r components . 14 3.3 Certified records of released lots . 14 3.4 Qualification approval 14 3.4.1 Qualification approval on the basis of the fixed sample size procedures 14 3.4.2 Tests . 15 3.5 Quality conformance inspection . 20 3.5.1 Formation of inspection lots . 20 3.5.2 Test schedule 20 3.5.3 D

28、elayed delivery 20 3.5.4 Assessment levels . 20 4 Test and measurement procedures . 22 4.1 Special preconditioning . 22 4.2 Measuring conditions 22 4.3 Mounting . 22 4.4 Visual examination and check of dimensions . 22 4.4.1 Visual examination 22 BS EN 60384-22:201260384-22 IEC:2011 3 4.4.2 Requireme

29、nts 22 4.5 Electrical tests . 24 4.5.1 Capacitance 24 4.5.2 Tangent of loss angle (tan ) . 25 4.5.3 Insulation resistance 25 4.5.4 Voltage proof . 26 4.5.5 Impedance (if required by the detail specification) . 27 4.5.6 Equivalent series resistance ESR (if required by the detail specification) . 27 4

30、.6 Temperature characteristic of capacitance 27 4.6.1 Special preconditioning . 27 4.6.2 Measuring conditions . 27 4.6.3 Requirements 28 4.7 Shear test . 28 4.8 Substrate bending test 28 4.8.1 Initial measurement . 28 4.8.2 Final inspection . 28 4.9 Resistance to soldering heat . 29 4.9.1 Special pr

31、econditioning . 29 4.9.2 Initial measurement . 29 4.9.3 Test conditions 29 4.9.4 Recovery . 30 4.9.5 Final inspection, measurements and requirements 30 4.10 Solderability 31 4.10.1 Test conditions 31 4.10.2 Recovery . 32 4.10.3 Final inspection, measurements and requirements 32 4.11 Rapid change of

32、temperature 32 4.11.1 Special preconditioning . 32 4.11.2 Initial measurement . 32 4.11.3 Number of cycles . 32 4.11.4 Recovery . 32 4.11.5 Final inspection, measurements and requirements 32 4.12 Climatic sequence . 33 4.12.1 Special preconditioning . 33 4.12.2 Initial measurement . 33 4.12.3 Dry he

33、at 33 4.12.4 Damp heat, cyclic, Test Db, first cycle . 33 4.12.5 Cold 33 4.12.6 Damp heat, cyclic, Test Db, remaining cycles 33 4.12.7 Final inspection, measurements and requirements 34 4.13 Damp heat, steady state 34 4.13.1 Special preconditioning . 34 4.13.2 Initial measurement . 34 4.13.3 Conditi

34、ons of test 34 4.13.4 Recovery . 35 4.13.5 Final inspection, measurements and requirements 35 4.14 Endurance . 35 4.14.1 Special preconditioning . 35 BS EN 60384-22:2012 4 60384-22 IEC:2011 4.14.2 Initial measurement . 36 4.14.3 Conditions of test 36 4.14.4 Recovery . 36 4.14.5 Final inspection, mea

35、surements and requirements 36 4.15 Robustness of terminations (only for capacitors with strip termination) 37 4.15.1 Test conditions 37 4.15.2 Final inspection and requirements . 37 4.16 Component solvent resistance (if required) 37 4.17 Solvent resistance of the marking (if required) . 37 4.18 Acce

36、lerated damp heat, steady state (if required) 37 4.18.1 Initial measurement . 37 4.18.2 Conditioning 38 4.18.3 Recovery . 38 4.18.4 Final measurements 38 Annex A (normative) Guidance for the specification and coding of dimensions of fixed surface mount multilayer capacitors of ceramic dielectric, Cl

37、ass 2 39 Annex B (informative) Capacitance ageing of fixed capacitors of ceramic dielectric, Class 2 . 40 Annex C (informative) Temperature characteristics of capacitance for the reference temperature of 25 C 42 Bibliography 43 Figure 1 Fault: crack or fissure 23 Figure 2 Fault: crack or fissure 23

38、Figure 3 Separation or delamination 23 Figure 4 Exposed electrodes 23 Figure 5 Principal faces . 24 Figure 6 Reflow temperature profile . 30 Figure A.1 Dimensions . 39 Table 1 Preferred values of category voltages . 12 Table 2 Preferred tolerances 13 Table 3 Temperature characteristic of capacitance

39、 13 Table 4 Fixed sample size test plan for qualification approval, assessment level EZ 16 Table 5 Tests schedule for qualification approval . 17 Table 6a Lot-by-lot inspection 21 Table 6b Periodic test 21 Table 7 Measuring conditions 24 Table 8 Tangent of loss angle limits . 25 Table 9 Test voltage

40、s. 26 Table 10 Details of measuring conditions . 27 Table 11 Reflow temperature profiles for Sn-Ag-Cu alloy . 30 Table 12 Maximum capacitance change . 31 Table 13 Maximum capacitance change . 33 Table 14 Number of damp heat cycles . 33 Table 15 Final inspection, measurements and requirements 34 BS E

41、N 60384-22:201260384-22 IEC:2011 5 Table 16 Test conditions for damp heat, steady state . 35 Table 17 Final inspection, measurements and requirements 35 Table 18 Endurance test conditions (UC= UR) . 36 Table 19 Endurance test conditions (UC UR) . 36 Table 20 Final inspection, measurements and requir

42、ements of endurance test 37 Table 21 Initial requirements 38 Table 22 Conditioning 38 Table A.1 Dimensions 39 Table C.1 Temperature characteristics of capacitance for the reference temperature of 25 C 42 Table C.2 Measuring conditions of temperature characteristic of capacitance for the reference te

43、mperature of 25 C . 42 BS EN 60384-22:2012 8 60384-22 IEC:2011 FIXED CAPACITORS FOR USE IN ELECTRONIC EQUIPMENT Part 22: Sectional specification Fixed surface mount multilayer capacitors of ceramic dielectric, Class 2 1 General 1.1 Scope This part of IEC 60384 is applicable to fixed unencapsulated s

44、urface mount multilayer capacitors of ceramic dielectric, Class 2, for use in electronic equipment. These capacitors have metallized connecting pads or soldering strips and are intended to be mounted on printed boards, or directly onto substrates for hybrid circuits. Capacitors for electromagnetic i

45、nterference suppression are not included, but are covered by IEC 60384-14. 1.2 Object The object of this standard is to prescribe preferred ratings and characteristics and to select from IEC 60384-1 the appropriate quality assessment procedures, tests and measuring methods and to give general perfor

46、mance requirements for this type of capacitor. Test severities and requirements prescribed in detail specifications referring to this sectional specification should be of equal or higher performance level, lower performance levels are not permitted. 1.3 Normative references The following documents,

47、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 amendments) applies. IEC 60063:1963, Preferred number

48、 series for resistors and capacitors Amendment 1 (1967) Amendment 2 (1977) IEC 60068-1:1988, Environmental testing Part 1: General and guidance Amendment 1 (1992) IEC 60068-2-58:2004, Environmental testing Part 2-58: Tests Test Td Test methods for solderability, resistance to dissolution of metalliz

49、ation and to soldering heat of surface mounting devices (SMD) IEC 60384-1:2008, Fixed capacitors for use in electronic equipment Part 1: Generic specification IEC 61193-2:2007, Quality assessment systems Part 2: Selection and use of sampling plans for inspection of electronic components and packages ISO 3:1973, Preferred numbers Series of preferred numbers 1.4 Information to be given in a detail specification Det