Another ATX Bench Power Supply

thingiverse

<h3>A New ATX Bench Power Supply</h3> This ATX PSU bench power supply brings together some of the best features from other designs found on Thingiverse: a variable voltage unit, fuses, mini-voltmeters, USB, and more. <h4>Features:</h4> <ul> <li>Fixed 3.3 V, 5 V, and 12 V terminals</li> <li>Variable voltage (0-12 V) terminal from DPS5005 module</li> <li>Two USB 5V ports</li> <li>Fuses on all + terminals <ul> <li>External fuses for 3.3, 5, 12, and variable voltage</li> <li>Internal in-line fuse for USB</li> </ul> </li> <li>Bottom panel has a 'window' to read ATX PSU specs</li> </ul> <h4>The Eight 3D Printed Parts:</h4> <ul> <li>Top- and bottom-panels</li> <li>Front- and back-panel</li> <li>2 Left-side panels</li> <li>2 Right-side panels</li> </ul> If your Right-side panel 01 is slightly warped, print four extra spacers and glue them inside (around the ventilator opening). All parts are printable on small-platform printers with no supports needed. Assemble using M3 x 10 mm screws (conical shaped head). (32 pcs.) <h4>You Will Need:</h4> <ul> <li>DPS5005 Programmable Power Supply Module (<a href="https://www.banggood.com/DPS5005-50V-5A-Buck-Adjustable-DC-Constant-Voltage-Power-Supply-Module-Integrated-Voltmeter-Ammeter-p-1062473.html?rmmds=myorder">here</a>)</li> <li>Blue or red mini-voltmeters (4) (<a href="https://www.amazon.fr/gp/product/B018YPLXL2/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">here</a>)</li> <li>12V USB adapter (<a href="https://www.amazon.fr/gp/product/B00UFN95NK/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">here</a>)</li> <li>10 Ohm 10 Watt resistance</li> <li>Switch (<a href="https://www.amazon.fr/gp/product/B076KLB9VV/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">here</a>)</li> <li>8 banana binding posts (4 red, 4 black) (<a href="https://www.amazon.fr/gp/product/B00V4PRE3Q/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">here</a>)</li> <li>5 x 20 mm fuses (5) (<a href="https://www.amazon.fr/gp/product/B01EHQ2NZM/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">here</a>)</li> <li>5 x 20 mm fuse-holders (4) (<a href="https://www.amazon.fr/gp/product/B00J2N4FXE/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">here</a>)</li> <li>1 in-line fuse holder (<a href="https://www.amazon.fr/gp/product/B00H3CVSXQ/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">here</a>)</li> <li>2 LEDs (+ two 330 ohm resistors)</li> <li>2 led holders (<a href="https://www.amazon.fr/gp/product/B00VSZ1CQW/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">here</a>)</li> <li>ATX 500W PSU with silent 12 cm ventilator and SATA, Molex connector (<a href="https://www.amazon.fr/gp/product/B00P2GE38C/ref=oh_aui_search_detailpage?ie=UTF8&psc=1">here</a>)</li> <li>Soldering iron, screwdriver, multimeter</li> </ul> I used part of an aluminium heat sink from a broken icebox to mount the 10 Ohm 10W resistance on top of the ATX module using thermal silicone paste compound. <b>Update:</b> 15-07-19: new version of front-panel V2 Enjoy!