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February 2000

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Subject:
Re: Quick question fellow technetters
From:
Glenn Pelkey <[log in to unmask]>
Reply To:
[log in to unmask]
Date:
Mon, 28 Feb 2000 13:59:49 PST
Content-Type:
text/plain
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text/plain (55 lines) 
Can't confirm the limits, but I think these are the specs you're looking for:

Jedec Publication 95, Jedec Registered and Standard Outlines for Solid State
and Related Products.  (~1800 pages)
Jedec JESD22-B108, Coplanarity Test for Surface-Mount Semiconductor Devices

downloadable from:
http://www.jedec.org/DOWNLOAD/

Glenn

"Stillings, Kathy" <[log in to unmask]> Wrote:
|
| I was asked about coplanarity - once long ago.... I think I used the Jedec
| spec and called out 2 -4 mils coplanarity was acceptable.  Can someone
| refresh my memory and mention the spec I used and what is the industry
| standard for maximum coplanarity on 50 mil center leads?
|
| Kathy Stillings
| Advanced Energy, Inc.
| Voorhees Division
| Quality Assurance Engineer
| *(856)627-6100 x2194
| *[log in to unmask]
|
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