IEC IEC 60749-34-1 Edition 1.0 2025-06 INTERNATIONAL STANDARD NORME INTERNATIONALE Semiconductor devices-Mechanicaland climatictest methods Part 34-1:Power cyclingtestfor power semiconductormodule Dispositifs a semiconducteurs -Methodes d'essais mecaniques et climatiques Partie34-1:Essaidecyclesenpuissancepourmodulesdepuissancea semiconducteurs IEC 6074 9 34- 1:20 25- 06(e ICS 31.080.01 ISBN978-2-8327-0496-7 fr) IS THIS PUBLICATION COPYRIGHT PROTECTED Copyright 2025IEC, Geneva, Switzerland 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 IECc's member National Committee in the country of the requester. If you have any questions about IEC copyright or have an enquiry about obtaining aditional rights to this publication,please contact the address below or your local IEC member National Committee for further information. Droits de reproduction reserves. Sauf indication contraire, aucune partie de cette publication ne peut etre reproduite ni utilisee sous quelque forme que ce soit et par aucun procede, electronique ou mecanique, y compris la photocopie et les microfilms, sans laccord ecrit de I'IEC ou du Comite national de IIEC du pays du demandeur.Si vous avez des questions sur le copyright de IEC ou si vous desirez obtenir des droits supplementaires sur cette publication, utilisez les coordonnees ci-apres ou contactez le Comite national de I'IEc de votre pays de residence IEC Secretariat Tel. :+41229190211 3,rue de Varembe [email protected] 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 allelectrical,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 IECpublications search- IEc Products &Services Portal-products.iec.ch webstore.iec.ch/advsearchform Discover our powerful search engine and read freely all the The advanced search enables to find IEC publications by a varietyofcriteria (reference number,text,technical With a subscription you will always have access to up to date committee...).Italsogives informationonprojects, content tailored to your needs. replaced and withdrawn publications.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 22500 terminological entries in English details all new publications released.Available online and and French,with equivalent terms in 25 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: [email protected]. A propos de I'IEC A propos des publications IEc Le contenu technique des publications IE est constamment revu.Veullez vous assurer que vous possedez redition la plus récente,un corrigendum ou amendement peut avoir éte publié. Recherche de publications IEC- IEC Products &Services Portal products.i ec.ch webstore.iec.ch/advsearchform Découvrez notre puissant moteur de recherche et consultez La recherche avancee permet de trouver des publications gratuitement tous les apercus des publications,symboles IEC en utilisant differents criteres (numero de reference graphiques et le glossaire.Avec un abonnement,vous aurez texte,comite d'études...).Elle donne aussi sap toujours acces aun contenu a jour adapte a vos besoins. informations sur les projets et les publications remplacees Electropedia- www.electropedia.org ou retirees. Le p