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Subject: Re: DC/DC Converters Out of Range?
Date: Sun, 15 Sep 2002 19:04:48 +0200
Organization: XS4ALL Internet BV
NNTP-Posting-Date: 15 Sep 2002 17:06:57 GMT
X-Newsreader: Forte Agent 1.92/32.570
On 14 Sep 2002 16:11:28 -0700, firstname.lastname@example.org (Bob Arnold) wrote:
>I am trying to convert:
>5V or 12V IN (two types or serial port) to 5V OUT (40 mA)
>Piece of cake you say. I have been poring through electronic parts
>catalogs for a chip that will do this without too many "glue" parts.
>Some chips like the MAX761 require inductors and transistors as "glue"
>- I would accept one or two capactitors, but, 7 - 15 parts stretches
>my board space and lowers my chance of success.
>Some chips like the LTC1516 have limited VIN
>Some chips have no output voltage regulation
>Am I barking up the wrong tree or can you suggest a part?
MC34063 - also suitable for buck-boost regulation. Needs few extra
parts, inductor can be std size leaded "resistor shape".
Look for "an920-d.pdf" to see the meriads of application examples.
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