12V/5V Power Supply Hookup Guide

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Contributors: bboyho
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Introduction

The 12V/5V (2A) power supply is great for powering a microcontroller and an LEDs. In this tutorial, we will replace the power supply's molex connector with two male barrel jacks adapters.

Power Supply - 12V/5V (2A)

Power Supply - 12V/5V (2A)

TOL-15664
$10.95
3

Required Materials

To follow along with this tutorial, you will need the following materials. You may not need everything though depending on what you have. Add it to your cart, read through the guide, and adjust the cart as necessary. The kit on the left is the easiest to connect. The wishlist to the right is for those that are interested in hacking the power supply.

SparkFun ATX Power Connector Breakout Kit - 12V/5V (4-pin)

SparkFun ATX Power Connector Breakout Kit - 12V/5V (4-pin)

KIT-15701
$17.95
3

Tools

You will need a soldering iron, solder, general soldering accessories, and the following tools.

Digital Multimeter - Basic

Digital Multimeter - Basic

TOL-12966
$14.95
21
Hook-Up Wire - Assortment (Solid Core, 22 AWG)

Hook-Up Wire - Assortment (Solid Core, 22 AWG)

PRT-11367
$19.95
35
Wire Strippers - 22-30AWG

Wire Strippers - 22-30AWG

TOL-14762
$14.95
3
Solder Lead Free - 100-gram Spool

Solder Lead Free - 100-gram Spool

TOL-09325
$8.95
7
Flush Cutters - Xcelite

Flush Cutters - Xcelite

TOL-14782
$7.95
2
Diagonal Cutters

Diagonal Cutters

TOL-08794
$2.50
3
Weller WLC100 Soldering Station

Weller WLC100 Soldering Station

TOL-14228
$67.95
2

Suggested Reading

If you aren’t familiar with the following concepts, we recommend checking out these tutorials before continuing.

How to Solder: Through-Hole Soldering

This tutorial covers everything you need to know about through-hole soldering.

Connector Basics

Connectors are a major source of confusion for people just beginning electronics. The number of different options, terms, and names of connectors can make selecting one, or finding the one you need, daunting. This article will help you get a jump on the world of connectors.

How to Power a Project

A tutorial to help figure out the power requirements of your project.

Working with Wire

How to strip, crimp, and work with wire.

How to Use a Multimeter

Learn the basics of using a multimeter to measure continuity, voltage, resistance and current.