Even better: you don't have to buy the book, as this chapter 30 is available on-line at http://people.ne.mediaone.net/sgoodell/chapter30/ch30.html

Daan Terstegge
SMT Centre
Thales Communications
Unclassified mail
Personal Website: http://www.smtinfo.net

>>> Frank Davies <[log in to unmask]> 10/18 2:14 pm >>>
-----Original Message-----
From: Christopher Lampron <[log in to unmask]>
To: [log in to unmask] <[log in to unmask]>
Date: Thursday, October 18, 2001 11:31 AM
Subject: [TN] HASL Plating Thickness
------------------
Christopher
You may look at Chapter 30 of Printed Circuits Materials Handbook
HOT AIR LEVELING
Sherry Goodell
Teledyne Electronic Technologies, Halco
Londonderry, New Hampshire
Frank
----------------------------------


>Hello All,
>
>Is there any specification regarding the max thickness of HASL plated
>PCB's. We have recently received a lot of boards where the HASL plating on
>the fine pitch device exceeds 3.5 mils. He have an extensive amount of
>bridging on these devices now. Any help would be greatly appreciated.
>
>Thanks
>
>Christopher Lampron
>
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