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April 1999

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Subject:
Re: How thin can a two layer board be?
From:
Albert Mok <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Fri, 23 Apr 1999 10:39:51 +0800
Content-Type:
text/plain
Parts/Attachments:
text/plain (59 lines) 
Dear Eric,

You must have it up to 0.15mm rigid FR-4.  Please also consider the warpage
properties and other mechanical things due to its thickness.

______________________________________________________________

At 11:28 AM 1999/4/22 -0500, Eric Christison wrote:
>I want to use a rigid PCB in an extremely small device. The thickness of
FR4 is
>too great to allow it's use. What else is commercially available (ie cheap
and
>available in quantity)  that's thinner and how thin can I get?
>
>Regards,
>
>
>
>Eric Christison
>Mechanical Engineer
>VLSI Vision Ltd
>Aviation House
>31 Pinkhill
>Edinburgh
>EH12 7BF
>
>Tel:    +44 (0) 131 539 8165
>Fax:    +44 (0) 131 539 7141
>A company of the STMicroelectronics Group
>
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