Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 3-719: Test methods for interconnection structures (printed boards) - Monitoring of single plated-through hole (PTH) resistance change during temperature cycling

IEC 61189-3-719:2016 specifies a test method to monitor the resistance of single plated-through holes (PTHs) in printed circuit boards (PCBs) to determine the PTH durability under thermo-mechanical stress induced by temperature cycling.

Prüfverfahren für Elektromaterialien, Leiterplatten und andere Verbindungsstrukturen und Baugruppen - Teil 3-719: Prüfverfahren für Verbindungsstrukturen (Leiterplatten) – Überwachung des Widerstands von Einzeldurchkontaktierungen (PTH – plated-through hole) bei Temperaturwechselbeanspruchung

Méthodes d'essai pour les matériaux électriques, les cartes imprimées et autres structures d'interconnexion et ensembles - Partie 3-719: Méthodes d'essai pour les structures d'interconnexion (cartes imprimées) - Contrôles de la variation de résistance des trous métallisés uniques (PTH) au cours des cycles de températures

L'IEC 61189-3-719:2016 spécifie une méthode d'essai pour contrôler la résistance des trous métallisés uniques (PTH) dans les cartes de circuits imprimés (PCB), afin de déterminer la durabilité des PTH sous contrainte thermomécanique induite par les cycles de températures.

Preskusne metode za električne materiale, tiskana vezja ter druge povezovalne strukture in sestave - 3-719. del: Preskusne metode za povezovalne strukture (tiskana vezja) - Nadzorovanje spreminjanja upornosti enojno pokovinjenih lukenj med toplotnimi cikli

Ta del standarda IEC 61189 določa preskusno metodo za nadzorovanje spreminjanja upornosti enojno pokovinjenih lukenj (PTH) v tiskanih vezjih (PCB) za določanje trajnosti pod toplotno-mehansko obremenitvijo zaradi temperaturnih ciklov.

General Information

Status
Published
Publication Date
07-Apr-2016
Withdrawal Date
08-Feb-2019
Drafting Committee
IEC/TC 91 - IEC_TC_91
Current Stage
6060 - Document made available - Publishing
Start Date
08-Apr-2016
Completion Date
08-Apr-2016

Relations

Effective Date
03-Feb-2026
Effective Date
03-Feb-2026
Effective Date
03-Feb-2026

Overview

EN 61189-3-719:2016 (CLC adoption of IEC 61189-3-719:2016) specifies a laboratory test method to monitor the electrical resistance of single plated‑through holes (PTHs) in printed circuit boards (PCBs) during temperature cycling. The purpose is to determine PTH durability and behaviour under thermo‑mechanical stress induced by repeated temperature changes. The standard defines test specimens, preconditioning, test apparatus, measurement technique and reporting requirements for reliable resistance monitoring.

Key topics and requirements

  • Scope: Online monitoring of single PTH resistance change to assess PTH durability under temperature cycling.
  • Test specimens: Multi‑layer PCB coupons with specified sets of single through‑holes (e.g., top‑to‑bottom and inner‑layer vias) and a reference conductive pattern on an outer layer to compensate for temperature and ageing effects.
  • Preconditioning: PCBs are preconditioned (reflow) before cycling; reflow equipment may be forced gas convection or vapour phase (forced gas convection preferred).
  • Temperature cycling: Per IEC 60068‑2‑14 (tests Na or Nb), using two chambers or a single chamber capable of cyclic changes.
  • Electrical measurement:
    • Four‑wire (Kelvin) resistance measurement at constant direct current with a voltmeter.
    • Measurements are made after the panel has reached the upper cycle temperature.
    • Conductive patterns feeding the vias must have a cross‑section at least two times larger than the PTH cross‑section to limit self‑heating.
    • Test setup supports switching between PTHs and the reference pattern to track relative resistance changes.
  • Reporting: Includes test conditions, preconditioning profile, measurement method, resistance change data and interpretation.

Applications

  • Qualification of PCB manufacturing processes (plating, drilling, through‑hole finishing).
  • Reliability testing of PCB stacks and PTH metallization under cyclic thermal stress.
  • Supplier and material comparison for laminates, surface finishes and plating chemistries.
  • Failure analysis and root‑cause investigation when vias show intermittent or increased resistance after thermal exposure.
  • R&D for new board designs where PTH integrity under temperature cycling is a concern (automotive, aerospace, industrial electronics).

Who should use this standard

  • PCB manufacturers and process engineers
  • Reliability and test laboratories
  • Electronics OEMs and quality engineers
  • Materials suppliers (plating, laminate, solder mask)
  • Compliance and qualification teams evaluating board durability

Related standards

  • IEC 60068‑2‑14 (Test N: Change of temperature / temperature cycling)
  • IEC 60068‑2‑58 (Test Td: solderability and resistance to dissolution)
  • IEC 60194 (Printed board terms and definitions)
  • IPC‑2221 (Generic standard on printed board design)

Keywords: EN 61189-3-719:2016, IEC 61189-3-719, PTH resistance monitoring, plated‑through hole, temperature cycling, PCB testing, four‑wire measurement, thermo‑mechanical stress, PCB reliability.

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Frequently Asked Questions

EN 61189-3-719:2016 is a standard published by CLC. Its full title is "Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 3-719: Test methods for interconnection structures (printed boards) - Monitoring of single plated-through hole (PTH) resistance change during temperature cycling". This standard covers: IEC 61189-3-719:2016 specifies a test method to monitor the resistance of single plated-through holes (PTHs) in printed circuit boards (PCBs) to determine the PTH durability under thermo-mechanical stress induced by temperature cycling.

IEC 61189-3-719:2016 specifies a test method to monitor the resistance of single plated-through holes (PTHs) in printed circuit boards (PCBs) to determine the PTH durability under thermo-mechanical stress induced by temperature cycling.

EN 61189-3-719:2016 is classified under the following ICS (International Classification for Standards) categories: 31.180 - Printed circuits and boards. The ICS classification helps identify the subject area and facilitates finding related standards.

EN 61189-3-719:2016 has the following relationships with other standards: It is inter standard links to EN 60194:2006, EN 60068-2-58:2015, EN IEC 60068-2-14:2023. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.

EN 61189-3-719:2016 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.

Standards Content (Sample)


SLOVENSKI STANDARD
01-junij-2016
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VWUXNWXUHLQVHVWDYHGHO3UHVNXVQHPHWRGH]DSRYH]RYDOQHVWUXNWXUH
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Test methods for electrical materials, printed boards and other interconnection structures
and assemblies - Part 3-719: Test methods for interconnection structures (printed
boards) - Monitoring of single plated-through hole (PTH) resistance change during
thermal cycling
Méthodes d'essai pour les matériaux électriques, les cartes imprimées et les autres
structures et assemblages d'interconnexion - Partie 3-719: Méthodes d'essai pour les
structures d'interconnexion (cartes imprimées) - Contrôles de la variation de résistance
des trous métallisés uniques (PTH) au cours des cycles thermiques
Ta slovenski standard je istoveten z: EN 61189-3-719:2016
ICS:
31.180 7LVNDQDYH]MD 7,9 LQWLVNDQH Printed circuits and boards
SORãþH
31.190 Sestavljeni elektronski Electronic component
elementi assemblies
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 61189-3-719

NORME EUROPÉENNE
EUROPÄISCHE NORM
April 2016
ICS 31.180
English Version
Test methods for electrical materials, printed boards and other
interconnection structures and assemblies - Part 3-719: Test
methods for interconnection structures (printed boards) -
Monitoring of single plated-through hole (PTH) resistance
change during temperature cycling
(IEC 61189-3-719:2016)
Méthodes d'essai pour les matériaux électriques, les cartes Prüfverfahren für Elektromaterialien, Leiterplatten und
imprimées et autres structures d'interconnexion et andere Verbindungsstrukturen und Baugruppen - Teil 3-
ensembles - Partie 3-719: Méthodes d'essai pour les 719: Prüfverfahren für Verbindungsstrukturen (Leiterplatten)
structures d'interconnexion (cartes imprimées) - Contrôles - Überwachung des Widerstands von
de la variation de résistance des trous métallisés uniques Einzeldurchkontaktierungen (PTH - plated-through hole) bei
(PTH) au cours des cycles thermiques Temperaturwechselbeanspruchung
(IEC 61189-3-719:2016) (IEC 61189-3-719:2016)
This European Standard was approved by CENELEC on 2016-02-09. 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 national 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 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, 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
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für 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 61189-3-719:2016 E

European foreword
The text of document 91/1303/FDIS, future edition 1 of IEC 61189-3-719, prepared by
IEC/TC 91 "Electronics assembly technology" was submitted to the IEC-CENELEC parallel vote and
approved by CENELEC as EN 61189-3-719:2016.

The following dates are fixed:
(dop) 2016-11-09
• latest date by which the document has to be
implemented at national level by
publication of an identical national
standard or by endorsement
• latest date by which the national (dow) 2019-02-09
standards conflicting with the
document have to be withdrawn
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 International Standard IEC 61189-3-719:2016 was approved by CENELEC as a
European Standard without any modification.

Annex ZA
(normative)
Normative references to international publications
with their corresponding 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 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 Year Title EN/HD Year
IEC 60068-2-14 -  Environmental testing -- Part 2-14: Tests - EN 60068-2-14 -
Test N: Change of temperature
IEC 60068-2-58 2015 Environmental testing - Part 2-58: Tests - EN 60068-2-58 2015
Test Td: Test methods for solderability,
resistance to dissolution of metallization
and to soldering heat of surface mounting
devices (SMD)
IEC 60194 -  Printed board design, manufacture and EN 60194 -
assembly - Terms and definitions
IPC-2221 -  Generic Standard on Printed Board Design - -

IEC 61189-3-719 ®
Edition 1.0 2016-01
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
Test methods for electrical materials, printed boards and other interconnection

structures and assemblies –
Part 3-719: Test methods for interconnection structures (printed boards) –

Monitoring of single plated-through hole (PTH) resistance change during

temperature cycling
Méthodes d'essai pour les matériaux électriques, les cartes imprimées et autres

structures d'interconnexion et ensembles –

Partie 3-719: Méthodes d'essai pour les structures d'interconnexion (cartes

imprimées) – Contrôles de la variation de résistance des trous métallisés

uniques (PTH) au cours des cycles de températures

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 31.180 ISBN 978-2-8322-3095-4

– 2 – IEC 61189-3-719:2016 © IEC 2016
CONTENTS
FOREWORD . 3
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 5
4 Test specimens . 5
5 Test apparatus . 6
5.1 Reflow equipment . 6
5.2 Temperature cycling chamber . 6
5.3 Electrical resistance recording . 6
6 Procedure . 7
6.1 Preconditioning . 7
6.2 Temperature cycling test . 8
7 Report . 9
8 Additional information . 10
Bibliography . 11

Figure 1 – Example photograph of a section of a test coupon for a six-layer PCB . 6
Figure 2 – Principle of online resistance measurement with high currents . 7
Figure 3 – Reflow temperature profile for PCB preconditioning . 8

Table 1 – Details of the reflow temperature profile for PCB preconditioning . 8

IEC 61189-3-719:2016 © IEC 2016 – 3 –
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
TEST METHODS FOR ELECTRICAL MATERIALS, PRINTED BOARDS AND
OTHER INTERCONNECTION STRUCTURES AND ASSEMBLIES –

Part 3-719: Test methods for interconnection structures
(printed boards) – Monitoring of single plated-through hole (PTH)
resistance change during temperature cycling

FOREWORD
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