Home > Power Supply > Little Confused With Voltage Rails

Little Confused With Voltage Rails

Contents

That's the 240VA or 20amp limit.The reason for the pseudo multirail is for fire safety. Ask a new question Read More Power Supplies Components Product Related Resources solved Can someone explain the PSU "rails" to me? And why??Right now I'm pretty confused about what rails are. Does this make sense??? my review here

Direct Link to This FAQ http://www.evga.com/support/faq/?f=59025 Tags +12V voltage bios 59025 How would you rate this article? Vic 40Jan 29, 2015, 2:35 PM Sorry ... Are these readings normal? +12V rail a little too low? millwrightDec 25, 2008, 8:21 PM About wattsvolts X amps =wattsPower supplies run @ 120v or 240v but watts never change, because 240v uses half the amps as 120v.

Most Used Rail On A Power Supply

Is this a relatively new system? Organized into nine chapters, the book begins with a discussion of grounding and wiring of electronic or electrical circuits, when to consider grounding, and the main factors that must be taken GhislainGJan 30, 2015, 5:38 PM You don't want to repair, you simply want to shutdown to determine if the issue is the OS or the system.

They had a 5 volt rail because that was the voltage needed to power most of the standard silicon chips of the time. If you're using a new supply with an older motherboard then it's best to check that it has enough wattage on 3.3 and 5. Four 12v rails or one high power 12v rail? Rail Voltage Definition Voltage?

solved Is my new PSU supplying proper voltages for 12v 3.3v and 5v rails? Computer Power Supply Voltage Just to let you know, the reason I know so little is because I am an ex-Mac user. He has monitored the progress of the EMC Directive and its associated standards since it was first made public, over the last 25 years. http://www.tomshardware.com/forum/256419-28-rails-voltage-amps-explain Tom's Hardware Around the World Tom's Hardware Around the World Denmark Norway Finland Russia France Turkey Germany UK Italy USA Subscribe to Tom's Hardware Search the site Ok About Tom's Hardware

It just wasn't practical to continue to run all the chips directly off of a voltage provided by the PSU because they would have to add more and more lower voltage Computer Voltage Calculator Bibliografische InformationenTitelThe Circuit Designer's CompanionAutorPeter WilsonAusgabe3VerlagElsevier, 2011ISBN0080971474, 9780080971476Länge456 Seiten  Zitat exportierenBiBTeXEndNoteRefManÜber Google Books - Datenschutzerklärung - AllgemeineNutzungsbedingungen - Hinweise für Verlage - Problem melden - Hilfe - Sitemap - Google-Startseite Mein KontoSucheMapsYouTubePlayNewsGmailDriveKalenderGoogle+ÜbersetzerFotosMehrShoppingDocsBooksBloggerKontakteHangoutsNoch It's rarely included in new PSUs. The 12 volt rails just happen to be generating the same voltage as each other.

Computer Power Supply Voltage

But if I use op amps WITH voltage rails the results are properly within the 5V of the power supply (but the analysis is, of course, MUCH longer). click to read more by khauser October 25, 2012 Post a Reply Please sign in or create an account to comment. Most Used Rail On A Power Supply Get the answer RicoBOTSep 25, 2013, 12:44 AM Hi again. Power Supply Rails Explained Wilson is Professor of Electronic Systems Engineering in the Electronic and Electrical Engineering Department at the University of Bath.

You can also have overloading problems sticking a new PSU into an older computer. Can't find your answer ? Running furmark Furmark at full HD, Prime95 multi core and AIDA64 for monitoring voltage.3.3 -> max 3,683 -> min 3,6635 -> max 5,04 -> min 5,0112 -> max 12,491 -> min How many amps does this PSU have on the 12v rail? 12V+ rail extrememly high How much pressure to harm a gpu? Pc Power Supply Voltage Tolerance

ZorgDec 28, 2008, 2:25 PM Good luck with it. Umm why 2 rails? Below are a list of common headings and locations of this information: EVGA: x58 - PC Health Status SR2 & P55 - Hardware Health Configuration 6/7 Series - System Monitor Thats what gave me the ideia of trying the 500 W old PSU.

A modern CPU has its own converter on the motherboard which converts 12 volts to whatever voltage the CPU requires. Purma Rail Is the voltage on the 12v rail to high here? Well, that power supply failed within a couple weeks of me "noting" that problem.The 3.3 V rail is a bit off if that is indeed the true value, but it's probably

GhislainGJan 29, 2015, 4:27 PM But you'll see them with a Digital Volt Meter (DVM).

chookmanDec 27, 2008, 3:10 AM Zorg: According to newegg this is ATX12V certified with a single rail?http://www.newegg.com/Product/Product.aspx?Item=N82E16817703009 ZorgDec 27, 2008, 9:56 AM Yeah, Nah, you gotta love the single rail.It just Peter Wilson is also a Fellow of the IET, Fellow of the British Computer Society, a Chartered Engineer in the UK and a Senior Member of the IEEE. Ask a new question Read More GPUs Power Supplies Components CPUs Motherboards Related Resources solved low voltages on 3.3, 5. Power Supply Voltage Colors I might hold up with this one for a while.

Is it important? If you can't do it from a Windows DVD, use Linux. GhislainGJan 30, 2015, 3:57 AM The +12V rail is not as stable as it should be, but it stays within specs. PSU 12v rail voltage problem...!!

Topics covered include analog and digital circuits, component types, power supplies and printed circuit board design. Then you won't have to worry about rails etc. All about the various PC power supply cables and connectors Rail complications #1 - current limit problems: too much current Rail complications #2 - cross loading problems: unbalanced current Rail complications