[sdiy] CA3046 vs. CA3086 vs. LM394 vs. ...

René Schmitz uzs159 at uni-bonn.de
Tue Jun 19 19:36:16 CEST 2007


Hi Ian, Larry and all,

Ian Fritz schrieb:
> At 02:00 AM 6/19/2007, René Schmitz wrote:
> 
>> The CAs by comparison don't have high beta, are not interdigitated, have
>> comparitively high rBE (see the rBE comparison table on my homepage).
> 
> The CA3083 has reasonably good characteristics.  Beta over 200, matching 
> within .2mV and Rbe = 1.3R.

I was refering to the 3046/86 here. The 3083 indeed looks quite
interesting. The specs seem to be similar to the 2SC1583.

> This brings up another complication.  The more recent CA devices seem to 
> consistently beat specs, so you can't just go by specs.

Exactly.

Cheers,
  René

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