Subject: | |
From: | |
Reply To: | TechNet E-Mail Forum. |
Date: | Thu, 8 Aug 2002 13:30:10 -0700 |
Content-Type: | text/plain |
Parts/Attachments: |
|
|
Bev,
What's wrong with pretinning these parts?
Are you worried about solerability or thermal profiles or both?
David A. Douthit
Manager
LoCan LLC
Bev Christian wrote:
> TechNetters,
> I would appreciate any advice you can give on how I should test these things
> for solderability. They are BIG (relative to SOIC20's or 0402's) and have a
> high thermal mass. We have tried using a globule block and a solder bath
> with different physical orientations, dips times, etc., but have not been
> able to come up with a good set of parameters for doing this. Any
> suggestions, short of the old "dip and look" of the mil standard?
>
> regards,
> Bev Christian
> Research in Motion
>
> ---------------------------------------------------------------------------------
> Technet Mail List provided as a free service by IPC using LISTSERV 1.8e
> To unsubscribe, send a message to [log in to unmask] with following text in
> the BODY (NOT the subject field): SIGNOFF Technet
> To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)
> To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
> Search the archives of previous posts at: http://listserv.ipc.org/archives
> Please visit IPC web site http://www.ipc.org/html/forum.htm for additional
> information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315
> ---------------------------------------------------------------------------------
---------------------------------------------------------------------------------
Technet Mail List provided as a free service by IPC using LISTSERV 1.8e
To unsubscribe, send a message to [log in to unmask] with following text in
the BODY (NOT the subject field): SIGNOFF Technet
To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)
To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest
Search the archives of previous posts at: http://listserv.ipc.org/archives
Please visit IPC web site http://www.ipc.org/html/forum.htm for additional
information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315
---------------------------------------------------------------------------------
|
|
|