JEDEC JESD302-1965 Ranges and Conditions for Specifying Beta for Low Power Audio Frequency Transistors for Entertainment Service.pdf

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1、JEDEC STANDARD Ranges and Conditions for Specifying Beta for Low Power, Audio Frequency Transistors for Entertainment Service JESD302 (Previously known as RS-302 and/or EIA-302) JANUARY 1965 (Reaffirmed: April 1981, April 1999, March 2009) JEDEC SOLID STATE TECHNOLOGY ASSOCIATION NOTICE JEDEC standa

2、rds and publications contain material that has been prepared, reviewed, and approved through the JEDEC Board of Directors level and subsequently reviewed and approved by the JEDEC legal counsel. JEDEC standards and publications are designed to serve the public interest through eliminating misunderst

3、andings 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 use by those other than JEDEC members, whether the standard is to be used either domestically or

4、 internationally. JEDEC standards and publications 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 adopt

5、ing the JEDEC standards or publications. The information included in JEDEC 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 a JED

6、EC standard or publication may be further processed and ultimately become an ANSI standard. No claims to be in conformance with this standard may be made unless all requirements stated in the standard are met. Inquiries, comments, and suggestions relative to the content of this JEDEC standard or pub

7、lication should be addressed to JEDEC at the address below, or call (703) 907-7559 or www.jedec.org Published by JEDEC Solid State Technology Association 2009 3103 North 10th Street Suite 240 South Arlington, VA 22201-2107 This document may be downloaded free of charge; however JEDEC retains the cop

8、yright on this material. By downloading this file the individual agrees not to charge for or resell the resulting material. PRICE: Please refer to the current Catalog of JEDEC Engineering Standards and Publications online at http:/www.jedec.org/Catalog/catalog.cfm Printed in the U.S.A. All rights re

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10、iation 3103 North 10th Street Suite 240 South Arlington, VA 22201-2107 or call (703) 907-7559 JANUARY, 1965 Reaffirmed 4/81, 4/99 EIA-NEMA STANDARD RANGES AND CONDITIONS FOR SPECIFYING BETA FOR LOW POWER, AUDIO FREQUENCY TRANSISTORS FOR ENTERTAINMENT SERVICE ELECTRONIC INDUSTRIES ASSOCIATION STANDAR

11、D RS-302 NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION PUBLICATION No. SK 505 - 1965 Formulated by /EDEC Semiconductor Device Council PURPOSE OF STANDARDS These standards, adopted by the Electronic Industries Association and issued jointly by the Electronic Industries Association and the National El

12、ectrical Manufacturers Association, were formulated by the Semiconductor Device Council of the Joint Electron Device Engineering Coun- cils. The JEDEC Semiconductor Device Council is sponsored by both EIA and NEMA to develop standards, proposals, and data dealing with semiconductor devices. EIA-NEMA

13、 Standards are adopted in the public interest and are designed to eliminate mis- understandings between the manufacturer and the purchaser and to assist the purchaser in selecting and obtaining without delay the proper product for his particular need. Existence of such standards does not in any resp

14、ect preclude any member or non-member of EIA or NEMA from manufacturing or selling producta not conforming to the standard. Published by ELECTRONIC INDUSTRIES ASSOCIATION Engineering Department 11 West 42nd Street, New York 36, N. Y. NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION 155 East 44th Street

15、, New York 17, N. Y. Price $.25 P.btcd I” “.&A RANGES AND CONDITIONS FOR SPECIFYING BETA FOR LOW POWER, AUDIO FREQUENCY TRANSISTORS FOR ENTERTAINMENT SERVICE (This Standard was formulated under the CODniZcZnCC of JEDEC Committee JS-8 on Entertainment Signal Transistors) 1. The hr. ranges for output devices should be 26-76, 60-160, and 100-300, measured at l.OV Vce and 60 mA Ic. 2. The h,. ranges of other audio units should be 26-76,60-160, and 100-300, measured at 6V Vce, 1 mA Ic, and 1000 cps.