IEC 60384-1:2021

IEC 60384-1 ®
Edition 6.0 2021-07
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Fixed capacitors for use in electronic equipment –
Part 1: Generic specification
Condensateurs fixes utilisés dans les équipements électroniques –
Partie 1: Spécification générique

All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form
or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from
either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC
copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or
your local IEC member National Committee for further information.

Droits de reproduction réservés. Sauf indication contraire, aucune partie de cette publication ne peut être reproduite
ni utilisée sous quelque forme que ce soit et par aucun procédé, électronique ou mécanique, y compris la photocopie
et les microfilms, sans l'accord écrit de l'IEC ou du Comité national de l'IEC du pays du demandeur. Si vous avez des
questions sur le copyright de l'IEC ou si vous désirez obtenir des droits supplémentaires sur cette publication, utilisez
les coordonnées ci-après ou contactez le Comité national de l'IEC de votre pays de résidence.

IEC Central Office Tel.: +41 22 919 02 11
3, rue de Varembé info@iec.ch
CH-1211 Geneva 20 www.iec.ch
Switzerland
About the IEC
The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes
International Standards for all electrical, electronic and related technologies.

About IEC publications
The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the
latest edition, a corrigendum or an amendment might have been published.

IEC publications search - webstore.iec.ch/advsearchform IEC online collection - oc.iec.ch
The advanced search enables to find IEC publications by a Discover our powerful search engine and read freely all the
variety of criteria (reference number, text, technical publications previews. With a subscription you will always
committee, …). It also gives information on projects, replaced have access to up to date content tailored to your needs.
and withdrawn publications.
Electropedia - www.electropedia.org
IEC Just Published - webstore.iec.ch/justpublished
The world's leading online dictionary on electrotechnology,
Stay up to date on all new IEC publications. Just Published
containing more than 22 000 terminological entries in English
details all new publications released. Available online and
and French, with equivalent terms in 18 additional languages.
once a month by email.
Also known as the International Electrotechnical Vocabulary

(IEV) online.
IEC Customer Service Centre - webstore.iec.ch/csc
If you wish to give us your feedback on this publication or
need further assistance, please contact the Customer Service
Centre: sales@iec.ch.
A propos de l'IEC
La Commission Electrotechnique Internationale (IEC) est la première organisation mondiale qui élabore et publie des
Normes internationales pour tout ce qui a trait à l'électricité, à l'électronique et aux technologies apparentées.

A propos des publications IEC
Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possédez l’édition la
plus récente, un corrigendum ou amendement peut avoir été publié.

Recherche de publications IEC - IEC online collection - oc.iec.ch
webstore.iec.ch/advsearchform Découvrez notre puissant moteur de recherche et consultez
La recherche avancée permet de trouver des publications IEC gratuitement tous les aperçus des publications. Avec un
en utilisant différents critères (numéro de référence, texte, abonnement, vous aurez toujours accès à un contenu à jour
comité d’études, …). Elle donne aussi des informations sur adapté à vos besoins.
les projets et les publications remplacées ou retirées.

Electropedia - www.electropedia.org
IEC Just Published - webstore.iec.ch/justpublished
Le premier dictionnaire d'électrotechnologie en ligne au
Restez informé sur les nouvelles publications IEC. Just
monde, avec plus de 22 000 articles terminologiques en
Published détaille les nouvelles publications parues.
anglais et en français, ainsi que les termes équivalents dans
Disponible en ligne et une fois par mois par email.
16 langues additionnelles. Egalement appelé Vocabulaire

Electrotechnique International (IEV) en ligne.
Service Clients - webstore.iec.ch/csc

Si vous désirez nous donner des commentaires sur cette
publication ou si vous avez des questions contactez-nous:
sales@iec.ch.
IEC 60384-1 ®
Edition 6.0 2021-07
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Fixed capacitors for use in electronic equipment –

Part 1: Generic specification
Condensateurs fixes utilisés dans les équipements électroniques –

Partie 1: Spécification générique

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 31.060.10 ISBN 978-2-8322-9973-9

– 2 – IEC 60384-1:2021 © IEC 2021
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
1 Scope . 9
2 Normative references . 9
3 Terms and definitions . 10
4 General requirements . 15
4.1 Symbols, units and abbreviated terms . 15
4.2 Preferred values and additional technical requirements . 17
4.3 Marking . 19
5 General provisions for tests and measurement procedures . 19
5.1 General . 19
5.2 Standard atmospheric conditions . 20
5.3 Drying . 21
5.4 Storage . 21
5.5 Mounting (for surface mount capacitors only) . 22
6 Electrical tests and measurements . 25
6.1 Insulation resistance . 25
6.2 Voltage proof . 28
6.3 Capacitance . 32
6.4 Tangent of loss angle and equivalent series resistance (ESR) . 32
6.5 Leakage current . 33
6.6 Impedance . 34
6.7 Self-resonant frequency and inductance . 35
6.8 Variation of capacitance with temperature . 38
6.9 Surge . 40
6.10 High surge current test. 42
6.11 Charge and discharge tests and inrush current test . 44
6.12 Dielectric absorption . 45
6.13 Voltage transient overload (for aluminum electrolytic capacitors with non-
solid electrolyte) . 47
7 Mechanical tests and measurements . 48
7.1 Visual examination and check of dimensions . 48
7.2 Outer foil termination . 49
7.3 Robustness of terminations . 50
7.4 Vibration . 51
7.5 Bump (repetitive shock) . 52
7.6 Shock . 52
7.7 Shear test . 52
7.8 Substrate bending test . 53
7.9 Container sealing . 53
8 Environmental and climatic tests . 53
8.1 Rapid change of temperature . 53
8.2 Climatic sequence. 53
8.3 Damp heat, steady state . 55
8.4 Damp heat, steady state with voltage applied (for metallized film capacitors
only) . 55

8.5 Endurance . 56
8.6 Thermal stability test . 58
8.7 Characteristics at high and low temperatures . 58
8.8 Accelerated damp heat, steady state . 58
8.9 Accelerated damp heat, steady state (for multilayer ceramic capacitors only) . 59
9 Tests related to component assembly . 60
9.1 Resistance to soldering heat . 60
9.2 Solderability . 60
9.3 Whisker growth test . 61
9.4 Component solvent resistance . 62
9.5 Solvent resistance of marking . 62
10 Tests related to safety . 63
10.1 Passive flammability . 63
10.2 Pressure relief (for aluminum electrolytic capacitors) . 63
11 Quality assessment procedures . 64
Annex A (informative) Guidance on pulse testing of capacitors . 65
A.1 Overview. 65
A.2 Typical capacitor pulse conditions . 65
A.3 Effect of inductance on pulse testing . 66
Annex Q (informative) Quality assessment procedures . 67
Q.1 General . 67
Q.2 Qualification approval (QA) procedures . 70
Q.3 Capability approval (CA) procedures . 71
Q.4 Technology approval (TA) procedure . 73
Q.5 Rules for the preparation of detail specifications for capacitors and resistors

for electronic equipment for use within quality assessment systems . 74
Q.6 Layout of the first page of a PCP/CQC specification . 75
Q.7 Requirements for capability approval test report . 75
Q.8 Guidance on the extension of endurance tests on fixed capacito
...