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'[OT] DC-DC Converter'
1999\11\12@084137 by Michael Rigby-Jones

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<P><FONT SIZE=2 FACE="Arial">I have a requirement for a 60 volt rail in a device powered from a nominal 5 volts..&nbsp; The load on the 60 volt rail will be pretty small, around 0.5mA.&nbsp; The important requirements are :</FONT></P>

<P><FONT SIZE=2 FACE="Arial">1) Must be very electrically quiet, which would seem to rule out a classic switching converter.</FONT>
<BR><FONT SIZE=2 FACE="Arial">2) Be physically small.&nbsp; I can't accomodate any large transformers.&nbsp; Surface mount inductors are ok.</FONT>
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<P><FONT SIZE=2 FACE="Arial">I'm thinking that some kind of resonant converter may be the way forward, but my knowedge of power conversion theory isn't exactly great.&nbsp; I'd appreciate any ideas you may have.&nbsp; I don't mind having to use a linear post-regulator after the converter to get a stable supply.</FONT></P>

<P><FONT SIZE=2 FACE="Arial">Cheers</FONT>
</P>

<P><FONT SIZE=2 FACE="Arial">Mike Rigby-Jones</FONT>
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