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July 2016

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Subject:
From:
Guy Ramsey <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, Guy Ramsey <[log in to unmask]>
Date:
Tue, 12 Jul 2016 09:01:33 -0400
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My instinct is to say yes. It is a concern. You should be able to rinse the
lead from the pads by double tinning with the Sn95 solder. If this is a
critical application you should confirm that the rinse works. ESD or XRF
would be useful.

On Tue, Jul 12, 2016 at 8:27 AM, Mary Grace Keenan <
[log in to unmask]> wrote:

> I have a question regarding using the high temp solder after removing
> standard solder Sn63/Pb37.  After wicking away the standard solder, we need
> to re-solder the wiring and components using the high temp solder
> (Sn95/Ag5).   We are concerned that the integrity of the solder joint and
> the temperature rating may be negatively affected.  Is this a legitimate
> concern?  Any suggestions?
>

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