• NF EN 62319-1 : 2005

    Current The latest, up-to-date edition.

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

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    Published date:  12-01-2013

    Publisher:  Association Francaise de Normalisation

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    Table of Contents - (Show below) - (Hide below)

    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
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications

    Abstract - (Show below) - (Hide below)

    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.

    General Product Information - (Show below) - (Hide below)

    Development Note Indice de classement: C93-273-1 (06/2005)
    Document Type Standard
    Publisher Association Francaise de Normalisation
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    NF EN 62319-1-1 : 2005 POLYMERIC THERMISTORS - DIRECTLY HEATED POSITIVE STEP FUNCTION TEMPERATURE COEFFICIENT - PART 1-1: BLANK DETAIL SPECIFICATION - CURRENT LIMITING APPLICATION

    Standards Referencing This Book - (Show below) - (Hide below)

    IEC 60068-1:2013 Environmental testing - Part 1: General and guidance
    NFC 90 512 : 1983 COMPONENTS FOR ELECTRONIC EQUIPMENT - MEASUREMENT OF THE DIMENSIONS OF ELECTRONIC COMPONENTS
    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
    IEC 60027-1:1992 Letters symbols to be used in electrical technology - Part 1: General
    NF EN 60068 2-45 : 1993 AMD 1 1994 ENVIRONMENTAL TESTING - PART 2: TESTS - TEST XA AND GUIDANCE: IMMERSION IN CLEANING SOLVENTS
    NF EN 60068 2-29 : 1994 BASIC ENVIRONMENTAL TESTING PROCEDURES - PART 2: TESTS - TEST EB AND GUIDANCE: BUMP
    IEC 60410:1973 Sampling plans and procedures for inspection by attributes
    IEC 60294:2012 MEASUREMENT OF THE DIMENSIONS OF A CYLINDRICAL COMPONENT WITH AXIAL TERMINATIONS
    NF EN 60068-1 : 2014 ENVIRONMENTAL TESTING - PART 1: GENERAL AND GUIDANCE
    NF EN 60068 2-14 : 2009 ENVIRONMENTAL TESTING - PART 2-14: TESTS - TEST N: CHANGE OF TEMPERATURE
    NFC 20 720 : 87 AMD 1 1988 BASIC ENVIRONMENTAL TESTING PROCEDURES - TEST METHODS - TEST T - SOLDERING
    NF EN 60068 2-6 : 2008 ENVIRONMENTAL TESTING - PART 2-6: TESTS - TEST FC: VIBRATION (SINUSOIDAL)
    NF EN 60068 2-27 : 2009 ENVIRONMENTAL TESTING - PART 2-27: TESTS - TEST EA AND GUIDANCE: SHOCK
    IEC 60068-2-29:1987 BASIC ENVIRONMENTAL TESTING PROCEDURES - TESTS - TEST EB AND GUIDANCE: BUMP
    NFC 03 000 : 2000 PR LETTER SYMBOLS TO BE USED IN ELECTRICAL TECHNOLOGY
    IEC 60068-2-14:2009 Environmental testing - Part 2-14: Tests - Test N: Change of temperature
    NF EN 60068-2-21 : 2013 ENVIRONMENTAL TESTING - PART 2-21: TESTS - TEST U: ROBUSTNESS OF TERMINATIONS AND INTEGRAL MOUNTING DEVICES
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