Re: Fan for a 128DCR

From: silverdr_at_wfmh.org.pl
Date: Tue, 15 May 2012 15:53:49 +0200
Message-Id: <47A6A9CC-A86B-4D0B-8FBB-0BB45F27C35C@wfmh.org.pl>
On 2012-05-15, at 14:25, Marko Mäkelä wrote:

>> The most quick'n dirty approach that worked surprisingly well was to drive 12V fans with 5V (or 6-7 when 5 was too little to give the fan good spin) and still having enough airflow to keep the temperature at reasonable level with enormously reduced noise.
> 
> Yeah, connect the fan between the 12V and 5V rails,

No, please don't ;-)

> and if it fails in short circuit, it will take all the 5V circuitry as collateral damage.  I am not sure if that has ever happened to anyone, though. It would not be a big loss on PC hardware, but we are talking C= valuables here. :-)

Exactly! :-) Even if I see the possibility of a fan shorting both lines as very low..

-- 
SD!


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