1、JEDEC STANDARD HERMETICITY JESD22-A109B (Revision of JESD22A-109A, July 2001) NOVEMBER 2011 JEDEC SOLID STATE TECHNOLOGY ASSOCIATION NOTICE JEDEC standards and publications contain material that has been prepared, reviewed, and approved through the JEDEC Board of Directors level and subsequently rev
2、iewed and approved by the JEDEC legal counsel. JEDEC standards and publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting
3、and obtaining with minimum delay the proper product for use by those other than JEDEC members, whether the standard is to be used either domestically or internationally. JEDEC standards and publications are adopted without regard to whether or not their adoption may involve patents or articles, mate
4、rials, or processes. By such action JEDEC does not assume any liability to any patent owner, nor does it assume any obligation whatever to parties adopting the JEDEC standards or publications. The information included in JEDEC standards and publications represents a sound approach to product specifi
5、cation and application, principally from the solid state device manufacturer viewpoint. Within the JEDEC organization there are procedures whereby a JEDEC standard or publication may be further processed and ultimately become an ANSI standard. No claims to be in conformance with this standard may be
6、 made unless all requirements stated in the standard are met. Inquiries, comments, and suggestions relative to the content of this JEDEC standard or publication should be addressed to JEDEC at the address below, or refer to www.jedec.org under Standards and Documents for alternative contact informat
7、ion. Published by JEDEC Solid State Technology Association 2011 3103 North 10th Street Suite 240 South Arlington, VA 22201-2107 This document may be downloaded free of charge; however JEDEC retains the copyright on this material. By downloading this file the individual agrees not to charge for or re
8、sell the resulting material. PRICE: Contact JEDEC Printed in the U.S.A. All rights reserved PLEASE! DONT VIOLATE THE LAW! This document is copyrighted by JEDEC and may not be reproduced without permission. Organizations may obtain permission to reproduce a limited number of copies through entering i
9、nto a license agreement. For information, contact: JEDEC Solid State Technology Association 3103 North 10th Street Suite 240 South Arlington, VA 22201-2107 or refer to www.jedec.org under Standards and Documents for alternative contact information. JEDEC Standard No. 22-A109B Page 1 Test Method A109
10、B (Revision of Test Method A109-A) TEST METHOD A109 HERMETICITY (From JEDEC Board Ballot, JCB-11-71, formulated under the cognizance of the JC-14.1 Subcommittee on Reliability Test Methods for Packaged Devices.) 1 Scope Testing for hermeticity on commercial product is not normally done on standard m
11、olded devices that are not hermetic. Commercial product that this test method applies to has a construction that produces a hermetic package; examples of this are ceramic and metal packages. Most of these tests are controlled and updated in the military standards, the two standards that apply are MI
12、L-STD-750 for Discretes, MIL-STD-750 Test Method 1071 Hermetic Seal is recommended for any commercial hermetic requirements. For MIL-STD-883 the applicable test method is 1014 Seal. JEDEC Standard No. 22-A109B Page 2 Test Method A109B (Revision of Test Method A109-A) Annex A (informative) Difference
13、s between JESD22-A109B and JESD22-A109-A This section briefly describes most of the changes made to entries that appear in this standard, JESD22-A109B, compared to its predecessor, JESD22-A109-A (July 2001). Clause Description of Change Rewrite of total doc to point to Military standards. Standard I
14、mprovement Form JEDEC JESD22-A109B The purpose of this form is to provide the Technical Committees of JEDEC with input from the industry regarding usage of the subject standard. Individuals or companies are invited to submit comments to JEDEC. All comments will be collected and dispersed to the appr
15、opriate committee(s). If you can provide input, please complete this form and return to: JEDEC Attn: Publications Department 3103 North 10thStreet Suite 240 South Arlington, VA 22201-2107 Fax: 703.907.7583 1. I recommend changes to the following: Requirement, clause number Test method number Clause number The referenced clause number has proven to be: Unclear Too Rigid In Error Other 2. Recommendations for correction: 3. Other suggestions for document improvement: Submitted by Name: Phone: Company: E-mail: Address: City/State/Zip: Date:
