JEDEC JEP113-B-1999 Symbol and Labels for Moisture-Sensitive Devices《湿敏器件用符号和标签》.pdf
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1、/EIA/JEDEC ENGINEERING PUBLICATION I JEPll3-B Symbol and Labels for Moisture= Sensitive Devices (Revision of JEP113-A) I MAY 1999 ELECTRONIC INDUSTRIES ALLIANCE JEDEC Solid State Technology Association Electroak Industncr Alliance NOTICE EWJEDEC standards and publications contain material that has b
2、een prepared, reviewed, and approved through the JEDEC Board of Directors level and subsequently reviewed and approved by the EIA General Counsel. EWJEDEC standards and publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers,
3、facilitating interchangeability and improvement of products, and assisting the purchaser in selecting 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. EWJEDEC standards and public
4、ations are adopted without regard to whether or not their adoption may involve patents or articles, materials, 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 EWJEDEC standards or publications. T
5、he information included in EWJEDEC standards and publications represents a sound approach to product specification and application, principally from the solid state device manufacturer viewpoint. Within the JEDEC organization there are procedures whereby an EWJEDEC standard or publication may be fur
6、ther processed and ultimately become an ANSUEIA standard. No claims to be in conformance with this standard may be made unless ail requirements stated in the standard are met. Inquiries, comments, and suggestions relative to the content of this EIA/EDEC standard or publication should be addressed to
7、 JEDEC Solid State Technology Association, 2500 Wilson Boulevard, Arlington, VA 2220 1-3834, (703)907-7560/7559 or www.jedec.org Published by ELECTRONIC INDUSTRIES ALLIANCE 1999 Engineering Department 2500 Wilson Boulevard Arlington, VA 22201-3834 This document may be downloaded free of charge, howe
8、ver EM retains the copyright on this material. By downloading this file the individual agrees not to charge or resell the resulting material. PRICE Please refer to the current Catalog of JEDEC Engineering Standards and Publications or call Global Engineering Documents, USA and Canada (1-800-854-7179
9、), hternational(303-397-7956) Printed in the U.S.A. All rights reserved JEDEC Publication No. 113-B Page 1 SYMBOL AND LABELS FOR MOISTURE-SENSITTVE DEVICES (From JEDEC Board Ballot JCB-98-132, formulated under the cognizance of the JC-14.1 Subcommittee on Reliability Test Methods for Packaged Device
10、s.) 1 Introduction Certain plastic surface-mount components are subject to permanent damage due to moisture- induced failures encountered during high-temperature surface-mount processing unless appropriate precautions are observed. The purpose of this publication is to provide a distinctive symbol a
11、nd labels to be used to identify those devices that require special packing and handling precautions. 3 Reference documents J-STD-O20 MoistureReflow Sensitivity Classification for Non-Hermetic Solid State Surface Mount Devices J-STD-O33 Standard for Handling And Shipping Of MoistureReflow Sensitive
12、Surface Mount Devices 4 Symbol and labels 4.1 Moisture-sensitive symbol This symbol (see Figure 1) indicates that devices are moisture sensitive to a level from 2 to 6 and it appears on all moisture sensitive caution labels (see Figure 4). Figure 1 - Moisture-sensitive symbol JEDEC Publication No. 1
13、13-B Page 2 4 Symbol and labels (contd) 4.2 Moisture-Sensitive IdenWication (MSID) label This label should be on the lowest level shipping container to indicate that moisture-sensitive devices are in the container. This label is recommended to be a minimum of 3/4 inch (19 millimeters) in diameter. S
14、ee Figure 2. Figure 2 - MSID Label 43 Moisture-sensitive caution labels 4.3.1 Level 1 This label is required only if the classification temperature is 235 “C and shall be placed on the lowest level shipping container to identify the devices as “NOT MOISTURE SENSITIVE”. See Figure 3. LEVEL NOT MOISTU
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