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IEC 60539-1 Ed.4.0 Edition 12/2022
Directly heated negative temperature coefficient thermistors - Part 1: Generic specification
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  • 345.6 / copy
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Abstract

IEC 60539-1:2022 is applicable to directly heated negative temperature coefficient thermistors, typically made from transition metal oxide materials with semiconducting properties.
It establishes standard terms, inspection procedures and methods of test for use in sectional and detail specifications of electronic components for quality assessment or any other purpose.
This edition includes the following significant technical changes with respect to the previous edition:
  1. Restructured completely to comply to ISO/IEC directives; categorization and reorganization of test methods into these categories;
  2. Annex X added for comparison to the previous edition;
  3. Some wordings, figures and references have been revised.

Status

Standard - Active

Origin

Technical Committee :
40 : Capacitors and resistors for electronic equipment

Implementation

start of the vote on the project      date of ratification (dor)   
end of the vote on the project      date of anouncement (doa)   
start of the vote on the final project      date of publication (dop)   
end of the vote on the final project      date of withdrawal (dow)   


Publication Official Journal
of the Grand-Duchy of Luxembourg
Reference

Relations

Relations to older standards
IEC 60539-1 Ed. 3.0

International Classification for Standards (ICS codes) :

31.040.30 : Thermistors

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