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April 2003

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Subject:
Re: Warpage
From:
Tim Reeves <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Thu, 24 Apr 2003 11:29:59 -0700
Content-Type:
text/plain
Parts/Attachments:
text/plain (56 lines) 
He won't even let you swap the 1080 and 2116 pregs on one side so it's more symmetrical? That would help, and I can't imagine why he would object.
See below for what I am talking about...

Tim Reeves
Matsushita Electronic Materials
(503) 781-1495 cell    (503) 992-5109 desk   (503) 357-8868 fax    (503) 357-8695 main


- - - - - - - - - - - - - - - - -  - -
**************************          3 mil core
- - - - - - -  - - - - -  - - - - -  -
^^^^^^^^^^^^^^^^^^^           1080
- - - - - - - - - - - - - - -  - - - -
**************************          28 mil dummy core
- - - -  - - - -  --  - - - - - - - -
^^^^^^^^^^^^^^^^^^^           2116
 - - - - - - - - - - - - - - - - -  - -
**************************          3 mil core
- - - - - - -  - - - - -  - - - - -  -
^^^^^^^^^^^^^^^^^^^           1080
^^^^^^^^^^^^^^^^^^^           2116
- - - - - - - - - - - - - - - - -  - -
**************************          3 mil core
- - - - - - -  - - - - -  - - - - -  -
^^^^^^^^^^^^^^^^^^^           1080
^^^^^^^^^^^^^^^^^^^           2116
- - - - - - - - - - - - - - - - -  - -
**************************          3 mil core
- - - - - - -  - - - - -  - - - - -  -
^^^^^^^^^^^^^^^^^^^           1080      (Change to 2116)
^^^^^^^^^^^^^^^^^^^           2116      (change to 1080)
- - - - - - - - - - - - - - - - -  - -
**************************          3 mil core
- - - - - - -  - - - - -  - - - - -  -
^^^^^^^^^^^^^^^^^^^           1080     (Change to 2116)
^^^^^^^^^^^^^^^^^^^           2116     (change to 1080)
- - - - - - - - - - - - - - - - -  - -
**************************          3 mil core
- - - - - - -  - - - - -  - - - - -  -
^^^^^^^^^^^^^^^^^^^           1080    (Change to 2116)
^^^^^^^^^^^^^^^^^^^           2116    (change to 1080)
- - - - - - - - - - - - - - - - -  - -
**************************          3 mil core
- - - - - - -  - - - - -  - - - - -  -

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