Re: gEDA-user: Solder Jumpers

["John Luciani" <jluciani@xxxxxxxxx>]

On Tue, Mar 25, 2008 at 7:08 PM, Kai-Martin Knaak <kmk@xxxxxxxxxxxxxxx> wrote:
> On Tue, 25 Mar 2008 18:07:19 -0400, John Luciani wrote:
>
>  > I am looking for the dimensions of the pads and gaps or some
>  > recommendations.
>
>  You might look at JMP_SMD.fp in my section of gedasymbols. These jumpers
>  have been proven to work with my last couple of boards. The gap is narrow
>  enough to be bridged. Yet, it is wide enough to easily yield two separate
>  solder pads. I deliberately combined a rounded and a rectangular pad, to
>  get rid of the corners at the far end. This allows for a more roundish
>  drop of solder and makes it easier to bridge the gap.
>
>  Unfortunately I haven't done a three terminal jumper yet.
>
>
>
>  > I was thinking of making 20x50 mil rectangular pads with 10 mil gaps.
>
>  The gap is ok. But narrow pads would make it more difficult to open the
>  jumper without a solder pump.

Thanks.

Those pads look like ~ 50x70 mil and the gap is ~ 10mils.

(* jcl *)

-- 
http://www.luciani.org


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