Reducing Arduino Power Consumption

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Contributors: Alex the Giant

Resources and Going Further

More information on low-power modes and options can be found in the datasheet for the 328P.

For more power-related fun, check out the following SparkFun tutorials.

PicoBuck Hookup Guide v12

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

Wireless Joystick Hookup Guide

A hookup guide for the SparkFun Wireless Joystick Kit.

IoT Power Relay

Using the ESP32 to make a web-configured timed relay.

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!