Thread: Fan controller
View Single Post
Unread 01-09-2003, 11:23 PM   #6
jaydee
Put up or Shut Up
 
jaydee's Avatar
 
Join Date: Dec 2001
Location: Spokane WA
Posts: 6,506
Default

Quote:
Originally posted by Brians256
However, as a teaser, look up the TL594 chip by On Semiconductor (used to be part of Motorola).
http://www.onsemi.com/pub/Collateral/TL594-D.PDF

Will be interesting to see how it pans out. PWM is usually way more expensive than variable voltage controllers like the LM317 or LM350 but maybe not with this chip. Looks to be less than $.70 each. How the rest of the circuitry is done would go nice to see.
jaydee is offline   Reply With Quote