scope:

Foreword

This European Standard was prepared by Technical Committee CENELEC TC 40XB, Resistors.

The text of the draft was submitted to the Unique Acceptance Procedure and was approved by CENELEC as EN 140401-804 on 2011-05-09.

This document supersedes EN 140401-804:2005.

Preceding documents on the subject covered by this specification have been:

- only on resistors without established reliability, now version A:

- CECC 40 401-010:1995-02;

- CECC 40 401-010:1997-10.

EN 140401-804:2011 the following significant technical changes with respect to EN 140401-804:2005:

- modification of the title;

- introduction of a test on the resistance to electrostatic discharge in 1.6 and Annex A;

- introduction of description and test methods for lead-free soldering in 1.8, 1.10.3 and Annex A;

- introduction of the code letters for temperature coefficient as given in EN 60062;

- revision of the ordering information in 1.9.4;

- revised information on pulse load capability in 1.10.6;

- revised information on resistance value drift in 1.10.7;

- revised information on current noise in 1.10.9;

- adoption of the IECQ rules of procedure, IEC QC 001002-3;

- revision of the sample quantities and the sequence of tests in Annex A.