How to Power a Project

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Contributors: JordanDee

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!

LiPo USB Charger Hookup Guide

How to charge your LiPo batteries with the USB LiPo charger. Plus how to modify your charger to set the charge current.

FemtoBuck Constant Current LED Driver Hookup Guide v13

The FemtoBuck board is a high-efficiency, single-channel constant-current LED driver.

How to Build a Remote Kill Switch

Learn how to build a wireless controller to kill power when things go... sentient.

How to Run a 5V Device On a 3.3V System With Qwiic

Power up your 5V I2C devices on the Qwiic system! This tutorial shows you how to use the SparkFun Qwiic 5V Boost to integrate power-hungry sensors like the SEN55 seamlessly.

Or check out some of these blog posts for ideas: