>  220uF/16V aluminium through hole cylindrical at the input 
> (supply comming from the wallwart) 330nF/50V 1206 near the 
> output and 47uF/6.3V D size (around 0.02 ohm) at longer 
> distance on PCB (I have chained BA033 and BA030 from +5V 
> output for other bulls, it was the RFside of a TV)

that's the kind of details I was looking for!

> The ESR graph on LM2940 gaves you a large stability area if 
> some current is drwan.

yes, but 'some' is rather high for my intended use (IIRC > 100 mA)

Wouter van Ooijen

-- -------------------------------------------
Van Ooijen Technische Informatica: www.voti.nl
consultancy, development, PICmicro products
docent Hogeschool van Utrecht: www.voti.nl/hvu
 
 

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