In a message dated 09/05/01, bobsmith5@........ writes:

> For those interested in pursuing the "buck-boost" scheme where the input
> voltage can be both above and below the target voltage it is also known
> as a SEPIC topology.  (Single Ended Primary Inductor Converter).
> A relevant artical can be found at --
> 
> 
> 

Dear Bob,
       This circuit gives 5V @ 100mA. I don't quite understand how is this 
relevant to the power applications of some hundreds of watts which were being 
discussed. Can you explain, please?
       Regards, Chris
In a message dated 09/05/01, bobsmith5@........ writes:



For th
ose interested in pursuing the "buck-boost" scheme where the input

voltage can be both above and below the target voltage it is also known

as a SEPIC topology.  (Single Ended Primary Inductor Converter).

A relevant artical can be found at --





http://www.powerdesigners.com/InfoWeb/design_center/Appnotes_Archive/dn48.shtm



Dear Bob,

       This circuit gives 5V @ 100mA. I don't quite understand how is this 

relevant to the power applications of some hundreds of watts which were being 

discussed. Can you explain, please?

       Regards, Chris