Computer Doctor wrote:> I don't know if the following has been done, but here goes: > > Would it be advisable to provide a DC-DC power supply (PS) to an ATXsystem> for the purpose of; > 1) Increased efficiency > 2) Decreased heat > 3) Decreased fan noise > If you used an automotive style sealed battery in the circuit and atrickle> charger, wouldn't you also provide a fairly substantial UPS system ?I've> seen DC-DC power modules that plug directly into the ATX powerconnecter> the size of a playing card. DC Regulated Switching Power Suppliesare not> too expensive if you're trying to meet the above criteria. > > I believe that the computer industry has not utilized the DC-DC PSbecause> of the ubiquitous $50 PC AC-DC Internal PS. If I'm way off on myideas,> please advise. If you can shoot holes in my ideas please do so. > > TIA, > Trent M. Gunnarson
Building a DC Power Supply for ATX system
Started by ●January 13, 2005
Reply by ●January 30, 20052005-01-30