> >Yes. I mentioned a SEPIC as one of the options. The two
>>inductors is annoying but not necessarily a killer. And
>>it needs a semi formal controller, unlike some options.

> have you looked at the recently introduced 16F series device 
> designed for
> power supply use? 16F785 IIRC. I do not know what its own power 
> supply
> rating is, but considering the supposed end use it might go up to 
> the 6V
> range.

No.
Worth adding to the list of possibilities but almost certainly 
overkill.
Would have to be extremely cheap to compete with other options.


        Russell McMahon 

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