Backlight Power Measurement
fercerpav at gmail.com
Wed Oct 28 18:49:55 CET 2009
Werner Almesberger <werner at openmoko.org> writes:
> Aaron Carroll wrote:
>> I replaced L1704 with a TDK VLF3012AT @ 2.2uH (data sheet:
>> http://www.tdk.co.jp/tefe02/e531_vlf3012a.pdf) and repeated the
>> experiments. With this new part the efficiency of the conversion
>> jumped to 80% :-)
> Wow ! Impressive result, congratuilations !
> There are quite a lot of these Subaru inductors in GTA02. I wonder
> how many more silent contributors to global warming of this kind
> we have, e.g., IO_3V3 or USB power.
> Has anyone been able to locate a data sheet for the Subaru parts
> so that one could see if the specifications give any hint ?
Even my friend who lives in Japan atm and knows japanese wasn't able
Be free, use free (http://www.gnu.org/philosophy/free-sw.html) software!
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