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From: karl AT aspodata DOT se
To: geda-user AT delorie DOT com
Subject: Re: [geda-user] [pcb-rnd] parametric footprint: dimensions, qf(), qfn() and tqfp()
In-reply-to: <CAM2RGhRxaLnKkfRVDk7G5WUP0+muT4Sapu2+Rm1Qy97Fo3XM3A@mail.gmail.com>
References: <alpine DOT DEB DOT 2 DOT 00 DOT 1508191007150 DOT 6924 AT igor2priv> <alpine DOT DEB DOT 2 DOT 00 DOT 1508202030290 DOT 6924 AT igor2priv> <CAM2RGhQJtVrX0RCn5VejS5m2HJzbcSmfhGU5VrJ9LDM-JkT10A AT mail DOT gmail DOT com> <CAM2RGhTPqz8tfSs==s2LoCuHzrrcx5t+GWb3iDPMm6U-UvwpEA AT mail DOT gmail DOT com> <alpine DOT DEB DOT 2 DOT 00 DOT 1508271840290 DOT 6924 AT igor2priv> <CAM2RGhRxaLnKkfRVDk7G5WUP0+muT4Sapu2+Rm1Qy97Fo3XM3A AT mail DOT gmail DOT com>
Comments: In-reply-to "Evan Foss (evanfoss AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
   message dated "Sun, 30 Aug 2015 04:44:36 -0000."
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Message-Id: <20150830054924.7EB918222F15@turkos.aspodata.se>
Date: Sun, 30 Aug 2015 07:49:24 +0200 (CEST)
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Precedence: bulk

Evan Foss:
...
> Attached is a libreoffice/openoffice file with the screw, washer and
> hole sizes. It took a while because I never had a complete set made
> for all of them. Some sizes are not available I think because they are
> imperial specific. In the process of building the list I found some
> errors in the stuff I had already made. Apparently they were good
> enough to fit most stuff but I like having things perfect if I am
> going to distribute them.
...

I have some mech. dimensions in

 http://turkos.aspodata.se/git/openhw/share/pcb/gen.pl

lines 2064-2079:

'size   ID    BRB M6S MC6S MCS  MRX  MFS
M1.6   1.84   4   5   3.3  3.3  4.3  3.7
M2     2.34   5   6   4.3  4.3  5    4.6
M2.5   2.84   6   8   5    5    6    5.7
M3     3.38   7   8   6    6    7    5.7
M4     4.48   9  11   8    8    9    9.7
M5     5.5   10  11  10   10   11   10.7
M6     6.6   12  13  11   11   13   12.9
M8     8.6   16  18  15   15   18   17.7
M10   10.8   20  24  18   18   22   20.4
M12   13.3   24  26  20
M16   17.3   30  33  26
M20   21.3   37  40  33
M24   25.3   44  48  40
M30   31.4   56  61  48
M36   37.6   66  71  57';

with generated footprints in

 http://turkos.aspodata.se/git/openhw/share/pcb/_mechanical/

Regards,
/Karl Hammar

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