-------- In message <[email protected]>, Pe rry Sandeen via time-nuts writes:
> TheTL 431 is listed as a low noise shunt regulator. It doesn’t >measure temperature at all. Theonly noise spec I could find is about >7 uV. A LM723 data sheet specified 2.5 uV noise. The REF 012A >specifies 5 uVnoise. The first two are around 50 cents from Mouser. >The REF102A is about 10X more. Stuff like that seldom happen by chance :-) TL431 is amazing and very versatile, but it does not look like the right solution to me in this case. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 [email protected] | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
