>-----Original Message-----
>From: Wouter van Ooijen [mailto:wouter@VOTI.NL]
>Sent: 28 April 2004 10:18
>To: PICLIST@MITVMA.MIT.EDU
>Subject: Re: [EE:] Voltage regulator for 3V - 30V input to 3V or 5V
>
>
>> Actually I am looking for output of 3V and input of  3-30V
>
>It is not easy to have a 0-volt drop, so you would need to
>step the 3V up first.
>
>Wouter van Ooijen
>

Or use a flyback or SEPIC switched mode configuration, both of which can
have the output voltage range overlap the input range.

Regards

Mike




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