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!

Wake-on-Shake Hookup Guide

A basic hookup guide for getting started with the SparkFun Wake-on-Shake. The board gives you the ability to put your project into hibernation until bumped or shaken awake using the ADXL362 accelerometer. This means you can design projects meant to stay inert for long periods of time, possibly even several years, depending on the battery type used to power the project.

PicoBuck Hookup Guide v12

The PicoBuck board is a high-efficiency three-channel constant-current LED driver.

What is a Battery?

An overview of the inner workings of a battery and how it was invented.

Qwiic Quad Relay Hookup Guide

SparkFun’s Qwiic Quad Relay is a product designed for switching not one but four high powered devices from your Arduino or other low powered microcontroller using I2C.

Or check out some of these blog posts for ideas: