CENELEC
Project
| Reference | EN 60539-1:2008 |
|---|---|
| Title | Directly heated negative temperature coefficient thermistors - Part 1: Generic specification |
| Project Number | 21019 |
| Abstract/Scope | It 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. It constitutes a minor revision related to tables, figures and references. |
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Published
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Status
| Current Stage code | 6060 |
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| Current Stage code date | 2008-05-08 |
| Current Stage code deadline | 2008-12-01 |
| Deadline date for vote |
Legal
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Details
| IEC Technical Body | IEC/TC 40 |
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| Reference Document | IEC 60539-1:2008 (EQV) |
| ICS | 31.040.30 - Thermistors |
| Keywords | Heated; Negative temperature; Thermistors |
| Note | Due to the modification of the CLC/TC 40XB scope (D133/047), project transferred to CLC/SR 40 |
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Environment
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Clause
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Categories - Aspects
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Product Life Cycle
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Information
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History
Implementation Dates
| date of Ratification (DOR) (1) | 2008-03-01 |
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| date of Availability (DAV) (2) | 2008-05-08 |
| date of Announcement (DOA) (3) | 2008-06-01 |
| date of Publication (DOP) (4) | 2008-12-01 |
| date of Withdrawal (DOW) (5) | 2011-03-01 |
Relations
| Supersedes | EN 60539-1:2002 EN 143000:1991 |
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| Superseded by | |
| Normative reference (6) | ISO 1000:1992 EN 60027-1:2006 IEC 60050-0:1979 EN 60062:2005 corr. January 2007 EN 60068-1:1994 : EN 60068-2-1:2007 EN 60068-2-2:2007 EN 60068-2-6:1995 EN 60068-2-11:1999 EN 60068-2-14:1999 : : EN 60068-2-17:1994 HD 323.2.20 S3:1988 : EN 60068-2-21:2006 EN 60068-2-27:1993 EN 60068-2-29:1993 EN 60068-2-32:1993 : : EN 60068-2-38:1999 EN 60068-2-45:1992 A1:1993 EN 60068-2-52:1996 EN 60068-2-54:2006 EN 60068-2-58:2004 corr. December 2004 EN 60068-2-69:2007 EN 60068-2-78:2001 IEC 60294:1969 IEC 60410:1973 IEC 60717:1981 EN 61249-2-7:2002 corr. September 2005 IEC QC 001002-3:2005 IEC 60617-DB |
(1) Date of ratification (dor) date when the Technical Board notes the approval of an EN (and HD for CENELEC), from which time the standard may be said to be approved
(2) Date of availability (dav) date when the definitive text in the official language versions of an approved CEN/CENELEC publication is distributed by the Central Secretariat
(3) Date of announcement (doa) latest date by which the existence of an EN (and HD for CENELEC), a TS or a CWA has to be announced at national level
(4) Date of publication (dop) latest date by which an EN has to be implemented at national level by publication of an identical national standard or by endorsement
(5) Date of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn
(6) This list of normative references is purely indicative. The only official list of normative reference is the list of the published standard.
