DC-DC step-up converters... how do they work?

Dec 07, 2005 1 Replies

Hi, I recently heard about DC-DC step-up converters, like this one from Maxim:

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It seems like a cool idea: you can power a 3.3V or 5V device off a single



1.5V cell. I am wondering how they work. I see that all of the ones that can operate off

Read this app note

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(AN73 from linear tech at

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It has a really great description of boost and buck converters.

Cheers

PeteS

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