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Mail Archives: geda-user/2015/11/17/09:39:07

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In-Reply-To: <alpine.DEB.2.00.1511170725360.3732@igor2priv>
References: <564ABC26 DOT 4090008 AT neurotica DOT com>
<alpine DOT DEB DOT 2 DOT 00 DOT 1511170725360 DOT 3732 AT igor2priv>
Date: Tue, 17 Nov 2015 09:38:28 -0500
Message-ID: <CAM2RGhR0Ms8qgNa6_a35zedSnkLzQvfHC0iAQfO2eEQvqyc=aw@mail.gmail.com>
Subject: Re: [geda-user] QFN24 footprint?
From: "Evan Foss (evanfoss AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
To: gEDA users mailing list <geda-user AT delorie DOT com>
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On Tue, Nov 17, 2015 at 1:30 AM,  <gedau AT igor2 DOT repo DOT hu> wrote:
>
>
> On Tue, 17 Nov 2015, Dave McGuire (mcguire AT neurotica DOT com) [via
> geda-user AT delorie DOT com] wrote:
>
>>
>>  Hey folks.  Would anyone happen to have a PCB footprint for a 24-pad
>> QFN with 0.65mm inter-pad spacing and package size of 5mm?
>
>
> Those are exactly the 3 parameters pcb-rnd's parametric qfn() footprint
> needs:
>
> qfn(24,5x5,0.65)
>
> Preview and footprint:
>
> http://igor2.repo.hu/cgi-bin/pcblib-param.cgi?cmd=+qfn%2824%2C5x5%2C0.65%29
>
>
> In case you want to fine tune pads or silk: qfn() and qf() help and
> parameter description:
> http://igor2.repo.hu/cgi-bin/pcblib-param.cgi?cmd=qfn&output=help
> http://igor2.repo.hu/cgi-bin/pcblib-param.cgi?cmd=qf&output=help
>
> Please double check dimensions of the footprint, I haven't used the qfn() on
> actual baords yet.

+1

> HTH,
>
> Igor2



-- 
Home
http://evanfoss.googlepages.com/
Work
http://forge.abcd.harvard.edu/gf/project/epl_engineering/wiki/

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