Sparkfun

Power banks are as much swag as they are a tool. But the USAMS 10AH dual port power bank provides far more than your standard power bank. The bigge...

Does your project need a little more *umph* than our wall wart adapters can supply? Why not give this a shot? This 2A \"laptop brick\" supply outpu...

This is a high quality power supply manufactured specifically for SparkFun Electronics that packs a lot of power; 20W at 5V and 4000mA! This power ...

This is a very simple board that takes a 6-12V input voltage and outputs a selectable 5V or 3.3V regulated voltage. All headers are 0.1\" pitch for...

This is a very simple board that takes a 4-9V input voltage and outputs a selectable 1.8V or 3.3V regulated voltage. All headers are 0.1\" pitch fo...

The SparkFun Breadboard Power Supply Stick is a very simple board that takes a 6-12V input voltage and outputs a selectable 5V or 3.3V regulated vo...

Here is a very simple breadboard power supply kit that takes power from a DC wall wart and outputs a selectable 5V or 3.3V regulated voltage. The ....