[sdiy] Patchell's Boggling 13700 Expo Converter Thing???

[ASSI]

On Monday 23 June 2003 23:31, ASSI wrote:
[current source driver for linearized OTA]
> Two current mirrors (npn and pnp) are enough to do this, just in the
> same way that the output current of the OTA is mirrored out. A few
> more transistors and you have a transconductance multiplier...

Sifting through some datasheets I find that a MAX435 should make this 
feat considerably more easy.


Achim.
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