ECA EIA-60115-1-2014 Fixed Resistors for Use in Electronic Equipment - Part 1 Generic Specification.pdf

1、 EIA STANDARD Fixed Resistors for Use in Electronic Equipment Part 1: Generic Specification EIA-60115-1 (IEC 60115-1:2008, IDT) October 2014 ANSI/EIA-60115-1-2014 Approved: October 6, 2014 EIA-60384-11 EIA-60115-1NOTICE EIA Engineering Standards and Publications are designed to serve the public inte

2、rest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting and obtaining with minimum delay the proper product for his particular need. Existence of such Standards and Publicat

3、ions shall not in any respect preclude any member or nonmember of ECIA from manufacturing or selling products not conforming to such Standards and Publications, nor shall the existence of such Standards and Publications preclude their voluntary use by those other than ECIA members, whether the stand

4、ard is to be used either domestically or internationally. Standards and Publications are adopted by ECIA in accordance with the American National Standards Institute (ANSI) patent policy. By such action, ECIA does not assume any liability to any patent owner, nor does it assume any obligation whatev

5、er to parties adopting the Standard or Publication. This EIA Standard is identical (IDT) with the International Standard IEC Publication 60115-1:2008: Fixed Resistors for Use in Electronic Equipment Part 1: Generic Specification. This document is the EIA Standard EIA-60115-1: 2014: Fixed Resistors f

6、or Use in Electronic Equipment Part 1: Generic Specification. The text, figures and tables of IEC 60115-1:2008 are used in this Standard with the consent of the IEC and the American National Standards Institute (ANSI). The IEC copyrighted material has been reproduced with permission from ANSI. The I

7、EC Foreword and Introduction are not part of the requirements of this standard but are included for information purposes only. This Standard does not purport to address all safety problems associated with its use or all applicable regulatory requirements. It is the responsibility of the user of this

8、 Standard to establish appropriate safety and health practices and to determine the applicability of regulatory limitations before its use. (From Standards Proposal No. 5312, formulated under the cognizance of the Steering Committee for Passive Electronic Components Standards (S-1). Published by Ele

9、ctronic Components Industry Association 2014 Standards any IEC National Committee interested in the subject dealt with may participate in this preparatory work. International, governmental and non-governmental organizations liaising with the IEC also participate in this preparation. IEC collaborates

10、 closely with the International Organization for Standardization (ISO) in accordance with conditions determined by agreement between the two organizations. 2) The formal decisions or agreements of IEC on technical matters express, as nearly as possible, an international consensus of opinion on the r

11、elevant subjects since each technical committee has representation from all interested IEC National Committees. 3) IEC Publications have the form of recommendations for international use and are accepted by IEC National Committees in that sense. While all reasonable efforts are made to ensure that t

12、he technical content of IEC Publications is accurate, IEC cannot be held responsible for the way in which they are used or for any misinterpretation by any end user. 4) In order to promote international uniformity, IEC National Committees undertake to apply IEC Publications transparently to the maxi

13、mum extent possible in their national and regional publications. Any divergence between any IEC Publication and the corresponding national or regional publication shall be clearly indicated in the latter. 5) IEC provides no marking procedure to indicate its approval and cannot be rendered responsibl

14、e for any equipment declared to be in conformity with an IEC Publication. 6) All users should ensure that they have the latest edition of this publication. 7) No liability shall attach to IEC or its directors, employees, servants or agents including individual experts and members of its technical co

15、mmittees and IEC National Committees for any personal injury, property damage or other damage of any nature whatsoever, whether direct or indirect, or for costs (including legal fees) and expenses arising out of the publication, use of, or reliance upon, this IEC Publication or any other IEC Publica

16、tions. 8) Attention is drawn to the Normative references cited in this publication. Use of the referenced publications is indispensable for the correct application of this publication. 9) Attention is drawn to the possibility that some of the elements of this IEC Publication may be the subject of pa

17、tent rights. IEC shall not be held responsible for identifying any or all such patent rights. International Standard IEC 60115-1 has been prepared by IEC technical committee 40: Capacitors and resistors for electronic equipment This fourth edition cancels and replaces the third edition issued in 199

18、9 and Amendment 1 (2001). It constitutes a technical revision. This standard cancels and replaces IEC 61045-1 (1991), IEC 61045-2 (1991) and IEC 61045-2-1 (1991). This edition contains the following significant technical changes with respect to the previous edition: a) implementation of Annex Q whic

19、h replaces Clause 3; b) addition of new tests procedures in 4.34 through 4.38; c) removal of the property “temperature characteristics“ from 4.8; EIA-60115-1 Page 2 d) introduction of a new system of test severities for the shear test in 4.32; e) introduction of new bias voltages for the damp heat s

20、teady-state test in 4.24; f) furthermore, this fourth edition cancels and replaces the third edition published in 1999 and constitutes minor revisions related to tables, figures and references. This bilingual version (2013-07) corresponds to the monolingual English version, published in 2008-07. The

21、 text of this standard is based on the following documents: FDIS Report on voting 40/1907/FDIS 40/1922/RVD Full information on the voting for the approval of this standard can be found in the report on voting indicated in the above table. The French version of this standard has not been voted upon.

22、A list of all parts of the IEC 60115 series, under the general title Fixed resistors for use in electronic equipment, can be found on the IEC website. All sectional specifications mentioned above do have one or more blank detail specifications being a supplementary document, containing requirements

23、for style, layout and minimum content of detail specifications. The committee has decided that the contents of this publication will remain unchanged until the maintenance result date indicated on the IEC web site under “http:/webstore.iec.ch“ in the data related to the specific publication. At this

24、 date, the publication will be reconfirmed, withdrawn, replaced by a revised edition, or amended. EIA-60115-1 Page 3 FIXED RESISTORS FOR USE IN ELECTRONIC EQUIPMENT Part 1: Generic specification 1 General 1.1 Scope This part of IEC 60115 is a generic specification and is applicable to fixed resistor

25、s for use in electronic equipment. 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. 1.2 Normative references The following referenced documents are indispensab

26、le for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. IEC 60027 (all parts), Letter symbols to be used in electrical technology IEC 60050 (all parts), In

27、ternational Electrotechnical Vocabulary IEC 60060-1:1989, High-voltage test techniques Part 1: General definitions and test requirements IEC 60062:2004, Marking codes for resistors and capacitors IEC 60063:1963, Preferred number series for resistors and capacitors Amendment 1(1967) Amendment 2(1977)

28、 IEC 60068-1:1988, Environmental testing Part 1: General and guidance Amendment 1(1992) IEC 60068-2-1:1990, Environmental testing Part 2: Tests Tests A: Cold Amendment 1(1993) Amendment 2(1994) IEC 60068-2-2:1974, Environmental testing Part 2: Tests Tests B: Dry heat Amendment 1(1993) Amendment 2(19

29、94) IEC 60068-2-6:2007, Environmental testing Part 2: Tests Test Fc: Vibration (sinusoidal) IEC 60068-2-11:1981, Environmental testing Part 2: Tests Test Ka: Salt mist IEC 60068-2-13:1983, Environmental testing Part 2: Tests Test M: Low air pressure EIA-60115-1 Page 4 IEC 60068-2-14:1984, Environmen

30、tal testing Part 2: Tests Test N: Change of temperature Amendment 1(1986) IEC 60068-2-20:1979, Environmental testing Part 2: Tests Test T: Soldering Amendment 2(1987) IEC 60068-2-21:2006, Environmental testing Part 2: Tests Test U: Robustness of terminations and integral mounting devices IEC 60068-2

31、-27:1987, Environmental testing Part 2: Tests Test Ea and guidance: Shock IEC 60068-2-29:1987, Environmental testing Part 2: Tests Test Eb and guidance: Bump IEC 60068-2-30:2005, Environmental testing Part 2: Tests Test Db: Damp heat, cyclic (12 h+ 12 h cycle) IEC 60068-2-45:1980, Environmental test

32、ing Part 2: Tests Test XA and guidance: Immersion in cleaning solvents Amendment 1(1993) IE 60068-2-54: 2006, Environmental testing Part 2.54: Tests Test Ta: Solderability testing of electronic components by the wetting balance method IEC 60068-2-58:2005, Environmental testing Part 2-58: Tests Test

33、Td: Test methods for solderability, resistance to dissolution of metallization and to soldering heat of surface mounting devices (SMD) IEC 60068-2-67:1995, Environmental testing Part 2-67: Tests Test Cy: Damp heat, steady state, accelerated test primarily intended for components IEC 60068-2-78:2001,

34、 Environmental testing Part 2-78: Tests Test Cab: Damp heat, steady state IEC 60195:1965, Method of measurement of current noise generated in fixed resistors IEC 60286, Packaging of components for automatic handling IEC 60294:1969, Measurement of the dimensions of a cylindrical component having two

35、axial terminations IEC 60410:1973, Sampling plans and procedures for inspection by attributes IEC 60440:1973, Method of measurement of non-linearity in resistors IEC 60617:2007, Graphical symbols for diagrams IEC 60617, Graphical symbols for diagrams IEC 60695-11-5:2004, Fire hazard testing Part 11-

36、5: Test flames Needle-flame test method Apparatus, confirmatory test arrangement and guidance IEC 61193-2:2007,Quality assessment systems Part 2: Selection and use of sampling plans for inspection of electronic components and packages EIA-60115-1 Page 5 IEC 61249-2-7:2002, Materials for printed boar

37、ds and other interconnecting structures Part 2-7: Reinforced base materials clad and unclad Epoxide woven E-glass laminated sheet of defined flammability (vertical burning test), copper-clad IEC 61249-2-22: 2005, Materials for printed boards and other interconnecting structures Part 2-22: Reinforced

38、 base materials clad and unclad Modified non-halogenated epoxide woven E-glass laminated sheets of defined flammability (vertical burning test), copper-clad IEC 61249-2-35, Materials for printed boards and other interconnecting structures Part 2-35: 35: Reinforced base materials clad and unclad Modi

39、fied epoxide woven E-glass laminated sheets of defined flammability (vertical burning test), copper-clad for lead-free assembly1IEC 61340-3-1:2006, Electrostatics Part 3-1: Methods for simulation of electrostatic effects Human body model (HBM) electrostatic discharge test waveforms EC 61760-1:2006,

40、Surface mounting technology Part 1: Standard method for the specification of surface mounting components (SMDs) IEC QC 001002-3:2005, IEC Quality Assessment System for Electronic Components (IECQ) Rules of procedure Part 3: Approval procedures ISO 1000:1992, SI units and recommendations for the use

41、of their multiples and of certain other units 2 Technical data 2.1 Units and symbols Units, graphical symbols and letter symbols should, whenever possible, be taken from the following publications: IEC 60027; IEC 60050; IEC 60617; ISO 1000. When further items are required they shall be derived in ac

42、cordance with the principles of the publications listed above. 2.2 Terms and definitions For the purposes of this document, the following terms and definitions apply, in alphabetical order: 2.2.1 category dissipation fraction of the rated dissipation exactly defined in the detail specification, appl

43、icable at the upper category temperature, taking account of the derating curve prescribed in the detail specification NOTE 1 For resistors the category dissipation is zero, where the upper category temperature is the maximum element temperature. _ 1To be published. EIA-60115-1 Page 6 NOTE 2 Related

44、terminology: rated dissipation, upper category temperature, derating curve 2.2.2 category temperature range range of ambient temperatures for which the resistor has been designed to operate continuously; this is given by the lower and upper category temperature NOTE Related terminology: lower catego

45、ry temperature, upper category temperature 2.2.3 critical resistance resistance value at which the rated voltage is equal to the limiting element voltage (see 2.2.18 and 2.2.11) NOTE 1 At an ambient temperature of 70 C, the maximum voltage which may be applied across the terminations of a resistor i

46、s either the calculated rated voltage, if the resistance is less than the critical resistance, or the limiting element voltage, if the resistance is equal to or greater than the critical resistance. At temperatures other than 70 C, it is important that account be taken of the derating curve and of t

47、he limiting element voltage in the calculation of any voltage to be applied. NOTE 2 Related terminology: Rated voltage, limiting element voltage 2.2.4 derating curve curve which shows the maximum allowable dissipation at ambient temperatures between the upper and lower category temperature NOTE 1 In

48、 the range between lower category temperature and rated temperature it shows the rated dissipation, and between rated temperature and maximum element temperature it shows a linear slope down to zero dissipation at the maximum element temperature. The slope depends on the thermal properties of the re

49、sistor, i.e. its capability to abduct the dissipation to the environment. NOTE 2 Related terminology: rated dissipation, rated temperature, maximum element temperature 2.2.5 family (of electronic components) group of components which predominantly displays a particular physical attribute and/or fulfils a defined function NOTE Related terminology: subfamily 2.2.6 grade term indicating additional general characteristics concerning the intended application, for