Power Supplies

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80 Products Found


37 x 33mm Monocrystalline Solar Cell

This epoxy-encapsulated monocrystalline solar cell offers 6.7V and 20mA in a 37x33mm package. Now updated with the Miller Engine circuit!

$8.00 USD


2A Booster DC-DC Step-Up module Micro USB Input 2V-24V to 5/9/12/28V

2A Booster DC-DC Step-Up module Micro USB Input 2V-24V to 5/9/12/28V

$4.95 USD


1.23V to 30V Step-Down Buck Converter

This adjustable buck converter takes a higher voltage and efficiently cuts it down between 1.23~30VDC, without wasting the power a linear regulator or resistor will.

$3.95 USD


LilyPad LiPower

A small, but very mighty power supply. This board was designed to be as small and inconspicuous as possible.

$14.95 USD


Coin Cell Holder - Sewable SMD

This is a coin cell holder for the common CR2032 type battery. The holder has a neat pop-in, pop-out feature that makes changing the battery easy.

$1.25 USD


Lithium Polymer Battery - 2000mAh (Lipo)

These are very slim, extremely light weight batteries based on the new Polymer Lithium Ion chemistry.

$12.95 USD


Sparkfun Lithium Polymer Basic Charger - Micro USB

Simple LiPo single-cell charger from Sparkfun, with a Micro-USB cable connector

$8.50 USD


SparkFun Power Adapter, 5VDC @2A

High quality switching 'wall wart' AC to DC 5V 2A wall power supply manufactured specifically for SparkFun Electronics.

$5.95 USD


Buck Converter with LED display

DC-DC Converter Step Down Power Module LED Display Output 1.25V-37V

$6.95 USD


Polymer Lithium Ion Battery - 1000mAh 7.4v

This high discharge 2-cell LiPo is a great way to power any R/C, robotic, or portable project. This is an excellent choice for anything that requires a small battery with a lot of punch.

$9.95 USD





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