Peter-
I just had a look at the Seiko site.  They have a lot of regulators, for
example the
S8460, available from Mouser for <$3, step-up and step-down.
Has anyone used this one?
David

Peter L. Peres wrote:

>>I SEEM to recall seeing somewhere a low dropout regulator that had two
>>inputs so you could connect one to a battery and the other to a wall
>>wart.
>>
>>
>
>Seiko S8250, 8230 etc. Some of them are even boost regulators (3->5V).
>
>Peter
>
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