[Amps] Bias Zener Diodes In Parallel ?

[Steve Katz]

> Would you mind elaborating on "TCZ' and TCBV"
	  
	Sure.  TCZ = temperature coefficient of Zener voltage.  TCBV =
temperature coefficient of breakdown voltage.  

	-WB2WIK/6


>   carl / kz5ca
> ----- Original Message -----
> From: "2" <2@vc.net>
> To: "Steve Katz" <stevek@jmr.com>; <W8JI@contesting.com>; "AMPS"
> <amps@contesting.com>; "Douglas R Snowden" <Douglas.R.Snowden@noaa.gov>
> Sent: Wednesday, July 17, 2002 7:54 PM
> Subject: RE: [Amps] Bias Zener Diodes In Parallel ?
> 
> 
> 
> 
> >
> >
> >
> >> >Those also have a TCBV, and it's just the opposite of zeners.  Around
> >> 5.6V,
> >> >the TCZ or TCBV is usually zero, so this is a very good voltage to
> use,
> >> when
> >> >possible.  It's about as stable as a zener gets.
> >>
> >> Would the case temp of said zener be nmt 25ºC at 4.48W diss. in July?
> 
> > [Steve Katz]  Hi Rich.  Case temp of a DO-5 stud,
> 
> I have never seen anything smaller than 10w in a stud mount.  3A axial
> lead rectifiers are in a DO-5 case.
> 
> -  R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K,
> www.vcnet.com/measures.
> end
> 
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