IEC_PAS_61340-5-6-2022.pdf

IEC PAS 61340-5-6 Edition 1.0 2022-06 PUBLICLY AVAILABLE SPECIFICATION Electrostatics Part 5-6:Protection of electronic devices from electrostatic phenomena Process assessment techniques IEC PAS 61340-5-6:2022-06(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2022 IEC,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 IECs 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.IEC Secretariat Tel.:+41 22 919 02 11 3,rue de Varemb infoiec.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 The advanced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.Available online and once a month by email.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:salesiec.ch.IEC Products&Services Portal-products.iec.ch Discover our powerful search engine and read freely all the publications previews.With a subscription you will always have access to up to date content tailored to your needs.Electropedia-www.electropedia.org The worlds leading online dictionary on electrotechnology,containing more than 22 300 terminological entries in English and French,with equivalent terms in 19 additional languages.Also known as the International Electrotechnical Vocabulary(IEV)online.IEC PAS 61340-5-6 Edition 1.0 2022-06 PUBLICLY AVAILABLE SPECIFICATION Electrostatics Part 5-6:Protection of electronic devices from electrostatic phenomena Process assessment techniques INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 17.220.99;29.020 ISBN 978-2-8322-3943-8 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC PAS 61340-5-6:2022 IEC 2022 CONTENTS FOREWORD.4 1.0 PURPOSE,SCOPE,LIMITATION,and EXPERIENCE LEVEL REQUIRED.9 1.1 Purpose.9 1.2 Scope.9 1.3 Limitation.9 1.4 Experience Level Required.9 2.0 ReferenceD PUBLICATIONS.9 3.0 DEFINITIONS.10 4.0 Personnel Safety.10 5.0 Measurement Techniques FOR ESd Risk Assessment.10 6.0 ESD Robustness of ESDS ITEMS used in Processes.12 6.1 ESD Withstand Currents of Single Devices(Components).13 6.1.1 Human Body Model.13 6.1.2 Discharge of Charged Conductors.13 6.1.3 Charged Device Model.14 6.2 ESD Withstand Currents of Electronic Assemblies.14 6.2.1 Discharge of Charged Personnel.14 6.2.2 Discharge of Charged Conductors.14 6.2.3 Discharge of Boards/Systems.15 7.0 Process Assessment Flow.15 7.1 General Considerations.15 7.2 Manual Handling Steps.16 7.2.1 Introduction.16 7.2.2 Parameter Limits for ESD Process Assessment in Manual Handling Steps.16 7.2.3 Detailed ESD Risk Assessment Flow.17 7.3 Conductors.18 7.3.1 Introduction.18 7.3.2 Parameter Limits for Process Assessment of Conductors.19 7.3.3 Detailed ESD Risk Assessment Flow.19 7.4 Charged ESDS Items.20 7.4.1 Introduction.20 7.4.2 Parameter Limits for Process Assessment of Charged ESDS Items.20 7.4.3 Detailed ESD Risk Assessment Flow.21 7.5 Risks Due to Process-Required Insulators.23 7.5.1 Introduction.23 7.5.2 Parameter Limits for Process Assessment of Process-Required Insulators.23 7.5.3 Detailed ESD Risk Assessment Flow.24 7.6 Process Assessment by ESD Event Detection.25 7.6.1 Introduction.25 IEC PAS 61340-5-6:2022 IEC 2022 3 7.6.2 General Procedure.26 7.6.3 Detailed ESD Risk Assessment Flow.26 ANNEX A(INFORMATIVE):Measurement TECHNIQUES And EQuipment.28 A.1 General Considerations.28 A.2 Measurements of Grounding.28 A.3 Measurements of Electrostatic Fields.31 A.4 Measurements of Charges.32 A.5 Measurements of Electrostatic Voltages.33 A.6 Measurements of Discharge Events.37 A.7 Measurements of Discharge Currents.39 ANNEX B(INFORMATIVE)PREPARATION:WHAT IS NECESSARY TO .PREPARE AN EFFECTIVE PROCESS EVALUATION?.45 B.1 Measurement of Temperature,Humi