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February 2004

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Subject:
From:
Gary Camac <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Thu, 19 Feb 2004 09:51:06 -0600
Content-Type:
text/plain
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text/plain (89 lines)
Terminals that will eventually have a wire(s) attached should mechanically attached to the PWB.  If the intended use of the terminal is as a test point, then I would argue the
swaging is overkill and would not do so unless the customer demanded so.

Regards,
Gary Camac

"Dehoyos, Ramon" wrote:

>         Hi Jean-François Bissonnette:
>         According to section 6.2 of the IPC J Std-001C there is a need for
> the turret terminals to be flared from 35 to 120 deg. I found out that going
> more than 40 degrees tends to crack the terminals. Specially if they are
> coated with tin instead of eutectic solder. So we made a tool that is only
> 18 degrees from vertical which by adding the opposite side it adds to 36
> degrees just over the minimum. We pressed them slightly with the tool so
> they barely rotate and still have a mechanical connection.
> Very few terminals crack using this very pointed tool.
>         Regards,
>         Ramon
>
>                                         |              |
>                                         |              |
>                                         |          |
>                                         |          |
>                                         \          /
>                                         ' \      /
>                                         ,  \       /
>                                         ,    \    /
>                                         , 18 \/
>
> > -----Original Message-----
> > From: Bissonnette, Jean-Francois [SMTP:[log in to unmask]]
> > Sent: Monday, February 16, 2004 4:32 PM
> > To:   [log in to unmask]
> > Subject:      [TN] Test points:  Question on swaging of turrets
> >
> > One simple question:  Can a turret be soldered on a PCB without being
> swaged
> > and is it acceptable?
> >
> >
> > Jean-François Bissonnette
> > Vérificateur, Contrôle de la Qualité
> > Électronique
> > Produits et Procédés
> > Vapor Rail Inc.
> >
> >
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