Power Management

SKU: AF-3286 | Brand: Adafruit

A slim 3×AAA battery holder with a built-in on/off switch, JST 2-pin connector, and an ergonomic belt clip. The series configuration outputs approximately 3.6–4.5V — a similar range to lithium-ion batteries — making i...

SKU: AF-3287 | Brand: Adafruit

A compact 3×AA battery holder with a built-in on/off switch, JST 2-pin connector, and an ergonomic belt clip. The series configuration outputs approximately 3.6–4.5V — a similar range to lithium-ion batteries — making...

SKU: AF-574 | Brand: Adafruit

Put a current meter anywhere with this very handy display. This panel meter requires a DC voltage to run, and then has two thick gauge wires to measure current draw. A shunt is already on board so its very easy to hoo...

SKU: SF-PRT-10287 | Brand: SparkFun

This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive male barrel jack. If you need to connect bare wires to a barrel jack...

SKU: SF-PRT-10255 | Brand: SparkFun

The LiPower board is based on the incredibly versatile TPS61200 boost converter. The board is configured to be used with a LiPo battery, has solder jumper selectable 5V and 3.3V output, and an under voltage protection...

SKU: SF-PRT-12711 | Brand: SparkFun

The SparkFun USB LiPoly Charger is a single-cell Li-Ion/Li-Polymer battery charging board based on the MCP73831T. It charges 3.7V LiPo cells at a selectable rate of 500 mA or 100 mA via a solder jumper, with power inp...

SKU: SF-PRT-10217 | Brand: SparkFun

If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun LiPo Charger Basic is stripped down of all features and just does one thing well - charge 3.7V LiPo cells ...

SKU: AF-1903 | Brand: Adafruit

The PowerBoost 500 Basic is a compact DC/DC boost converter that takes input from 1.8V or higher and outputs a steady 5.2V — perfect for powering portable 5V projects from batteries. The slightly elevated 5.2V output ...

SKU: AF-3428 | Brand: Adafruit

A voltage detector is handy for projects where you want to make sure your microcontroller doesn't run at a low voltage. For example, say you have a Feather Huzzah running on a lipoly battery every few minutes. Even...

SKU: AF-1901 | Brand: Adafruit

A Qi-compatible wireless charging receiver module that outputs regulated 5 V at up to 500 mA. Place this module on any standard Qi charging base to receive power wirelessly — ideal for adding wireless recharging capab...

SKU: AF-5580 | Brand: Adafruit

The Adafruit MAX17048 LiPoly/LiIon Fuel Gauge and Battery Monitor gives you accurate battery voltage and charge percentage readings for your 1S 3.7–4.2V lithium polymer or lithium ion battery. Instead of guessing rema...

SKU: TB-MB3563 | Brand: Little Bird

Keep your Eneloop and other Ni-MH batteries charged and ready to go with this lightweight Panasonic charger. It charges both AA and AAA batteries and includes 4× AA Eneloop batteries straight out of the box. Eneloop ...

SKU: SF-PRT-28203 | Brand: SparkFun

  The SparkFun Qwiic 5V Boost simplifies interfacing 5V I2C devices with the 3.3V Qwiic ecosystem. It takes the 3.3V I2C signals and power from its Qwiic connectors and boosts them to 5V, available on the PTH...

SKU: AF-6265 | Brand: Adafruit

This USB C PD to 2.1mm Cable with Selectable Voltage Button will help you get the most out of your USB C Power Delivery wall warts by letting you select any of the available voltages to power a device that expects a 5...

SKU: AF-6349 | Brand: Adafruit

The Adafruit INA238 is a precision DC power monitor capable of measuring current, voltage, and power on either the high or low side of your circuit. With support for up to +85V DC common-mode voltage and a 16-bit ADC,...

SKU: AF-6340 | Brand: Adafruit

The Adafruit INA237 is a precision DC power monitor capable of measuring current, voltage, and power on either the high or low side of your circuit. With support for up to +85V DC common-mode voltage and a 16-bit ADC,...

SKU: WS-29927 | Brand: Waveshare

Transform your D-Robotics RDK X5 development board into a powerhouse of connectivity and reliability with the latest Power Over Ethernet Expansion Board. Designed to seamlessly integrate with the RDK X5, this PoE modu...

SKU: DF-DFR1095 | Brand: DFRobot

  Introduction The LattePanda Sigma UPS is a reliable and flexible power backup solution designed for the LattePanda Sigma x86 Windows/Linux Single Board Computer Server. It utilizes four 18650 lithium-ion batter...

SKU: DF-DFR1108 | Brand: DFRobot

##Introduction Harness the power of the natural environment with the DFM8001 Ambient Energy Harvesting Module. This module is a micro-energy harvesting module that can be used indoors. It efficiently collects and stor...

SKU: DF-FIT0993 | Brand: DFRobot

This 30cm cable converts a USB Type-C connection into a 5-pin solderless screw terminal block, making it easy to wire power and data to Type-C devices without soldering or custom connectors. All five Type-C pins are b...