At 00:34 31/03/03 -0300, you wrote:
>Hi List,
>
>I have to power a network Hub that requires 5v DC at 1A, with up to 2-3A
>peak currents. I was wondering, is there some way to parallel 7805
>regulators to fit this task? (The problem is that I live in Uruguay, an LM
>350 costs U$S 7, and I can't just mail order them from Digikey beacuse of
>new Customs laws.)

Please check:
http://www.national.com/an/AN/AN-103.pdf
It is a LM340 with a PNP transistor for boosting the output current.
It should be sufficient for your requirements.

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