ECA 186-8E-1978 Passive Electronic Component Parts Test Methods for Method 8 Vibration High Frequency.pdf

1、7 ,o- -r - ANSI/ IA RS-186-E-78 Approved October 27,1978 EIA STANDARD I STANDARD TEST METHODS FOR PASSIVE oo* r 8 VI cy * 9 Y *. 0 I ELECTRONIC COMPONENT PARTS METHOD 8: VIBRATION, HIGH FREQUENCY RS1868E , Method 8) OCTOBER 1878 Engineerng Department ELECTRONIC INDUSTRIES ASSOCIATION EIA Lb-E 78 m 3

2、239b00 0028633 W NOTICE EIA engineering standards are designed to serve the public interest through eliminating mis- understan$ng between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting and obtaining with mini- mum d

3、elay the proper product for his particular need. Existence of such standards shall not in any respect preclude any member or non-member of EIA from manufacturing or sell- ing products not conforming to such standards, nor shall the existence of such standards preclude their voluntary use by those ot

4、her than EIA members whether the standard is to be used either domestically or internationally. Recommended standards are adopted by EIA without regard to whether or not their adop- tion may involve patents on articles, materiab, or processes. By such action, EIA does not assume any liability to any

5、 patent owner, nor does it assume any obligation whatever to parties adopting the recommended standards, This Standard contains the major technical contents of International Eleckotechnical Com- mission Publicaton 68.2-6, Test Fc: Vilbrution (Sinusoidal). It differs from IEC Publication 68-2-6 by sp

6、ecifying a single test with closely controlled These differences are well known to the U.S. Committee of Experts for the International Electrotechnical Commission Technical Committee 50 and resolution of these differences will be sought in future meetings of TC-50. . conditions. Putllish other items

7、 and rates of sweep shall be allowed at 10% tolerance. 4. MEASUREMENTS 4.1 Initial measurements, measurements during the vibration period, and final measurements after the test, shall be made as specified in the individual component standard. 5. SUMMARY The foliowing details shall be specified in the individual component standard: 5.1 Special mounting means, if required. 5.2 Electrical load conditions, if applicable. 5.3 Test type number. 5.4 Special methods of determining resonance, if applicable. 5.5 Measurements required. 1