How to Power a Project

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Contributors: JordanDee
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Resources and Going Further

You should now know the most common ways to power your circuit and how to figure out which way is best for you depending on your your project’s specific requirements. You can make a better judgment now based on current, voltage, connector, and mobility considerations for your project. Check out these other great tutorials to monitor, control, or power your project!

Measuring Internal Resistance of Batteries

Classroom STEM activity that has students build a battery from a lemon, measure the open and closed circuit voltages, and determine the battery's internal resistance.

ATX Power Connector (4-Pin) Breakout Hookup Guide

Do you need to power a project with 12V and 5V from one wall adapter? The ATX power connector breaks out the standard 4-pin computer peripheral port for your 12V and 5V devices!

Power Delivery Board - USB-C (Qwiic) Hookup Guide

This guide will go over how to use the USB Type-C Power Delivery Board.

Getting Started with the MyoWare® 2.0 Muscle Sensor Ecosystem

The MyoWare® 2.0 Muscle Sensor, an Arduino-compatible, all-in-one electromyography (EMG) sensor from Advancer Technologies. In this tutorial, we will go over the features and related shields to connect the sensor to a muscle group.

Or check out some of these blog posts for ideas: