[sdiy] VCO reference voltages

Andre Majorel aym-htnys at teaser.fr
Sun Apr 18 11:58:32 CEST 2010


On 2010-04-16 11:13 -0700, Dave Manley wrote:
>  On Fri 10/04/16 10:21 AM , "Ian Fritz" ijfritz at comcast.net sent:
> 
> > That's 800 ppm/K.  I try to get under 100 ppm/K drift with my VCOs. Of 
> > course, I've just learned today that all my VCOs are crap, so what do I
> > know?
> > Regulators like LM336 and LM4040 are inexpensive.  Many of us don't ever
> > use 78xx regulators for *anything* because there are so many inexpensive
> > devices with way better specs.
> 
> Thanks for the LM4040 reference, I didn't know about these parts.

Last month, I put a list of voltage references on
http://www.teaser.fr/~amajorel/sourcing/ (search for "voltage
references"). Don't trust the grades though, I've since discovered
that they're inconsistent across manufacturers.

-- 
André Majorel http://www.teaser.fr/~amajorel/



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