Home > Power Supply > Power Supply Atx 2.0 Any Suggestions As To A Power Supply?

Power Supply Atx 2.0 Any Suggestions As To A Power Supply?


Imagine you have a balloon filled with regular air, so it will slowly sink but you can tap it upwards to make it higher. I like fireworks. The general configuration was a double-pole latching mains voltage switch with the four pins connected to wires from a four-core cable. This kind of power cable is fully compatible with both 20 and 24 pin motherboards. Source

As with the ATX power supplies, the sense wire needs to be connected. Originally, a power supply featuring "multiple +12V rails" implied one able to deliver more than 20A of +12V power, and was seen as a good thing. I don't know how many wires I should join together being that my psu is much larger then all the examples I can find. The 24-pin Molex ATX Connector In newer desktop PC's, version 2 ATX power supplies are used called ATX12V. http://www.playtool.com/pages/psucompat/compat.html

Atx Bench Power Supply Load Resistor

Close Amplifiers Interface Non-Isolated DC/DC Voltage References Audio Linear Regulator (LDO) Power Management Webench Battery Management Logic Power Management IC (PMIC) TI Designs Clock and Timing MOSFET and IGBT Gate Drivers Adapters do exist but power drain on the 12V rail must be checked very carefully. Also added a LM2596 buck converter in my unit so I can have a adjustable voltage output.

Here are some useful links you may want to use whilst viewing this list - Discussion thread (old tier list)Graphics Card Power requirements Efficiency ratingsA high quality and stable PSU (Courtesy Applied. Active PFC is more complex and can achieve higher PF, up to 99%. Atx Power Supply Dummy Load The new PSU works fine with three other motherboards: two AMD-based ones and one old Gigabyte LGA775 board running a P4 HT chip.

Intel. Atx Power Supply Wire Colors You can plug a 4 pin 12V cable into an 8 pin motherboard and it will sometimes work properly but other times it won't work at all or will burn/melt the For instance, ATX 2.03 is pretty commonly seen on PSU from 2000 & 2001 and often include the P4 12V connector, even if the norm itself does not define it yet![2] find more As more peripherals were added, more power was delivered on the 12V rail.

You can get adapters which will convert various kinds of power supply cables into both 4 pin and 8 pin 12V cables. Convert Atx Power Supply To Variable Benchtop Hack into a Lottery Why does my SELECT DISTINCT TOP N query scan the entire table? Active low control input. I attached a circuit schematic showing the difference.

Transistors are very useful for many things, but let's talk about using them as a switch.

  • Be aware that fuses are not very precise in terms of current limits, and there is usually a range where the fuse may or may not blow.

    Hope that helps, let me
  • To reduce the power losses in the 5V supply, with the introduction of the Pentium 4 microprocessor, Intel changed the processor power supply to operate on +12V, and added the separate
  • Retrieved April 4, 2014. ^ "Foxconn F1 Motherboard Prototype".
  • A decent overclock is fine for tier 3 units, but I would only suggest overclocking the CPU.

Atx Power Supply Wire Colors

My PSU was so old it didn't have a 3.3v sense wire, so you make a good point that newer PSU will need that.Lol my power supply is anything but new, I keep seeing that recommendation, but no explanation as to why. Atx Bench Power Supply Load Resistor This pinout on the motherboard connector is as follows when viewing the motherboard from above: Pin Signal Colour Pin Signal Colour 4 GND Black 8 12V Yellow striped black 3 GND Atx Power Supply Load Resistor I want to make 12v charger Posted on May 29th 2016 | 8:13 am Reply E Eric N I have an older PSU I converted into a bench supply prior to

The original ATX standard connector used for powering the motherboard was a single 20-pin Molex that has all the required +12VDC and +5VDC voltages with huge output currents and short circuit http://macland.net/power-supply/power-flashes-when-i-flip-the-power-supply-switch.php Generally, supply voltages must be within ±5% of their nominal values at all times. If you know that the power supply won't be used in an older computer then you can use an ATX12V 2.0 or newer power supply which delivers the bulk of its Don't open the housing unless absolutely neccessary. Convert Atx Power Supply To Bench Power Supply

Posted on December 29th 2015 | 1:40 pm Reply View More Other Tutorials in Miscellaneous Circuits 7-segment Display Christmas Lights Sequencer I-V Characteristic Curves Wheatstone Bridge Voltage Multiplier Optocoupler Tutorial Variable The new tier list has all the current features of the old list, along with new ones, such as platform OEM and 80+ efficiency color coding. On a side note, I'm sure something can be done about the color scheme, I see too much of bold there (maybe the OEMs can be of a specific color, not have a peek here Seems similar to the Antec VP series, but I heard they're not available outside of India.

One pin is left unused.[22] 12V only System monitoring (P10): This is a 171822-8 AMP or equivalent connector carrying a supply to the PSU fan and sense returns.[22] ATX12V 4-pin power Atx 12v Power Connector 8 Pin Each wire must be current-limited to no more than 20A; typical supplies guarantee 18A without triggering the current limit. This connector supplies power at three different voltages: +3.3, +5, and +12V. 6-pin Most modern computer power supplies include six-pin connectors that are generally used for PCI Express graphics cards, but


It creates the rated voltage (5v or 12v for example) and tries to provide as much current as needed by the load circuits. This subject of multiple 12 volt rails is more complicated then you may think. You may want to use this output instead. Atx Power Supply Specification The most recent ATX motherboard specification is version 2.2.[2] The most recent ATX12V power supply unit specification is 2.31,[3] released in February 2008.

Template:Clear Color coding The color coding is universal amongst all of the power supplies: Black: Ground Red: +5V Yellow: 12V Orange: +3.3V White: -5V (not present on some new supplies) Blue: Because not all models are the same. Opposite the wire bundle is the back face of the power supply, with an air vent and an IEC 60320 C14 connector to supply AC power. Check This Out Development[edit] PCB of a power supply from an IBM XT clone A typical XT PSU power switch, which is an integral part of the PSU Original IBM PC, XT and AT

To get them to start-up, or switch-ON, the supply must be loaded to at least 20W or 10% of the rated power for the larger 600W+ PSU's. Nowadays things are a bit more complicated. Seasonic. 2014-03-28. The computer motherboard detects that momentary button press and then connects the green and black wires to turn on the power supply.

Thank you so much!

The Power On (green) and Ground (black) wires need to be continuously connected to keep the power supply turned on. Get the answer darkbreezeFeb 22, 2015, 7:43 PM It was Tier 2A, very good, on the old list. Power supplies label their total power output, and label how this is determined by the amperage limits for each of the voltages supplied. This way if something goes wrong and your project starts to draw much more current, the fuse will blow and prevent a fire or other dangerous situation.

maybe a stupid question, but

The new board is designed to accommodate two Dual QPI LGA1366 socket CPUs (e.g. Posted on May 29th 2016 | 4:55 pm Reply S Sergey Zhukov With 3.3V output you may have some other voltage from your PS: 2.7V(3.35.0), 3.3V (03.3), 8.3V(-5.03.3), 8.7V(3.312.0), 15.3V(-12.03.3). Interchanging PSUs[edit] Although the ATX power supply specifications are mostly vertically compatible in both ways (both electrically and physically), there are potential issues with mixing old motherboards/systems with new PSUs and Thank you Reply to Tezeniz Related Resources solved What tier is my PSU on the PSU Tier List? [SOLVED] solved PSU tier list Accurate?

Posted on November 15th 2016 | 11:16 pm Reply Wayne Storr Variable Voltage Power Supply Posted on November 16th 2016 | 7:08 am Reply D David Why is it that there Unused wires are spared and kept in a box on the side, if they are to be used later. Another ATX addition was the +5V SB (standby) rail for providing a small amount of standby power, even when the computer was nominally "off". Retrieved April 4, 2014. ^ "Power Supply Design Guide for Desktop Platform Form Factors" (PDF).

a. February 2008. If that one doesn't work just keep going until jumping one to ground eventually spins up the PSU's fan. Retrieved 2014-06-29. ^ "Power Supply Design Guide for Desktop Platform Form Factors, Revision 1.31" (PDF).