[sdiy] Coping with diode drop(s) on Iabc input with LM13700/CA3080

Richie Burnett rburnett at richieburnett.co.uk
Wed Sep 30 17:39:50 CEST 2020

From: Roman Sowa 

> ...add compensation curve to your control output in
> firmware. First aproximation will be just 0.7V offset
> and some gain. This should work much more linear
> with LM13700 than just a resistor straight from 0..
> 5V output.  And if you add exponential law and even
> add temperature compensation...

Minimum hardware.  I like it!


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