[sdiy] SMD Tempco Plea for Help
Roman
modular at go2.pl
Wed Apr 14 15:14:47 CEST 2004
on the top right of that page there's an example of SMD transistor used
(SOT-23).
They cover every SMD transistor package. Just pick the proper one from the
bottom
of the page.
Roman
----- Original Message -----
From: "Tim Johnson" <ifixaudio at hotmail.com>
To: <synth-diy at dropmix.xs4all.nl>
Sent: Wednesday, April 14, 2004 1:39 AM
Subject: Re: [sdiy] SMD Tempco Plea for Help
> Could a Surfboard somehow be used with SMD transistors?
>
> http://dkc3.digikey.com/pdf/T033/1020.pdf
>
> Jim
>
> > Hello everyone,
> >
> > I ordered some of the Panasonic 805 surface mount tempco from Digi-Key,
> >and finally received them today. For just over $21, I bought 50 1K
> >3300ppm tempcos. I had grand dreams of tempcoing every expo converter
> >I've ever built. Forget just VCOs, I'm tempcoing filters, VCAs,
> >everything!
> >
> >So I open the package, and...
> >
> > Sweet merciful crap, these things are small!
> >
> > I remember a couple of list members mentioning that they've used the
> >SMD tempcos, affixing them to 2SC1583s and what have you. What type of
> >adhesive would be best to stick them on the transistor pair?
> >Cyanoacrylate emits some nasty fumes when heated (I've learned this the
> >hard way), so I've just about ruled that out. I'm thinking I might use
> >wire-wrapping wire to solder to the terminals on the tempco... good
> >idea? Better suggestions?
> >
> > Thanks for any suggestions!
> >
> >Richard Hess
> >
> >metamatic at webtv.net
>
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