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I.S. EN 62319-1:2005

Current

Current

The latest, up-to-date edition.

POLYMERIC THERMISTORS - DIRECTLY HEATED POSITIVE STEP FUNCTION TEMPERATURE COEFFICIENT - PART 1: GENERIC SPECIFICATION

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2005

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.


Dates of withdrawal of national standards are available from NSAI.

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FOREWORD
1 General
  1.1 Scope
  1.2 Normative references
2 Technical data
  2.1 Units and symbols
  2.2 Terms and definitions
  2.3 Preferred values
  2.4 Marking
3 Quality assessment procedures
  3.1 General
  3.2 Primary stage of manufacture
  3.3 Subcontracting
  3.4 Structurally similar components
  3.5 Qualification approval procedures
  3.6 Rework and repair
  3.7 Release for delivery
  3.8 Certified test records of released lots
  3.9 Delayed delivery
  3.10 Alternative test methods
  3.11 Manufacture outside the geographical limits of
       IECQ NSIs
  3.12 Unchecked parameters
4 Test and measurement procedures
  4.1 Standard conditions for testing
  4.2 Drying and recovery
  4.3 Visual inspection and check of dimensions
  4.4 Zero power resistance
  4.5 Insulation resistance (for insulated types only)
  4.6 Voltage proof (for insulated types only)
  4.7 Robustness of terminations (for leaded types only)
  4.8 Soldering
  4.9 Mounting
  4.10 Rapid change of temperature
  4.11 Climatic sequence
  4.12 Cycle life testing
  4.13 Trip endurance
  4.14 Trip current
  4.15 Hold current
  4.16 Residual current and power dissipation
  4.17 Time-to-trip
  4.18 Cold environmental electrical cycling
  4.19 Thermal runaway
Annex A (normative) Fixed sample size test schedules
        for qualification approval
Annex B (normative) Vibration-, bump-, shock-, shear-,
        substrate bending test
      B.1 Vibration
      B.2 Bump
      B.3 Shock
      B.4 Shear (adhesion) test
      B.5 Substrate bending test

Specifies terms and methods of test for polymeric positive temperature coefficient thermistors, insulated and non-insulated types, typically intended for use in current limiting and overcurrent protection applications.

DevelopmentNote
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
DocumentType
Standard
Pages
46
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
DIN EN 62319-1 : 2005 COR 1 2009 Identical
IEC 62319-1:2005 Identical
NBN EN 62319-1 : 2006 Identical
NF EN 62319-1 : 2005 Identical
BS EN 62319-1:2005 Identical
EN 62319-1:2005 Identical

HD 323.2.20 : 200S3 BASIC ENVIRONMENTAL TESTING PROCEDURES - TESTS - TEST T - SOLDERING
HD 60027-1:2004 Letter symbols to be used in electrical technology - Part 1: General
IEC 60068-1:2013 Environmental testing - Part 1: General and guidance
IEC 60068-2-27:2008 Environmental testing - Part 2-27: Tests - Test Ea and guidance: Shock
IEC 60068-2-20:2008 Environmental testing - Part 2-20: Tests - Test T: Test methods for solderability and resistance to soldering heat of devices with leads
IECQ 001003:1998 IEC QUALITY ASSESSMENT SYSTEM FOR ELECTRONIC COMPONENTS (IECQ) - GUIDANCE DOCUMENTS
IECQ 001002-3:2005 IEC QUALITY ASSESSMENT SYSTEM FOR ELECTRONIC COMPONENTS (IECQ) - RULES OF PROCEDURE - PART 3: APPROVAL PROCEDURES
IEC 60068-2-21:2006 Environmental testing - Part 2-21: Tests - Test U: Robustness of terminations and integral mounting devices
EN 60068-1:2014 Environmental testing - Part 1: General and guidance
IEC 60027-1:1992 Letters symbols to be used in electrical technology - Part 1: General
IEC 60410:1973 Sampling plans and procedures for inspection by attributes
EN 60068-2-27:2009 Environmental testing - Part 2-27: Tests - Test Ea and guidance: Shock
IEC 60294:2012 Measurement of the dimensions of a cylindrical component with axial terminations
EN 60068-2-21:2006 Environmental testing - Part 2-21: Tests - Test U: Robustness of terminations and integral mounting devices
EN 60068-2-29:1993 Environmental testing - Part 2: Tests - Test Eb and guidance: Bump
EN 60068-2-6:2008 Environmental testing - Part 2-6: Tests - Test Fc: Vibration (sinusoidal)
IEC 60068-2-29:1987 Environmental testing. Part 2: Tests. Test Eb and guidance: Bump
IEC 60068-2-14:2009 Environmental testing - Part 2-14: Tests - Test N: Change of temperature
EN 60068-2-45:1992/A1:1993 Environmental testing - Part 2: Tests - Test Xa and guidance: Immersion in cleaning solvents
EN 60068-2-14:2009 Environmental testing - Part 2-14: Tests - Test N: Change of temperature

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