Power Management

SKU: DF-FIT0362 | Brand: DFRobot

This battery holder can hold 3 AA batteries which provides 3.6V rechargeable battery pack with NiMH / NiCd cells or 4.5V battery pack with Alkaline cells. You will be able to power your Arduino with this battery hold...

SKU: AF-259 | Brand: Adafruit

This is a Lithium Ion and Lithium Polymer battery charger based on the MCP73833. It uses a USB mini-B for connection to any computer or 'USB wall adapter'. Charging is performed in three stages: first a precondi...

SKU: AF-736 | Brand: Adafruit

With a slip ring assembly, your electronics can now twist and turn safely. Add wheel encoders, 360 degree sensors, rotating LEDs, rotors and more! We've seen a lot of people DIY slip ring's out of desperation but no l...

SKU: SF-PRT-09518 | Brand: SparkFun

A simple 9V battery clip cable with a 5.5 × 2.1 mm centre-positive barrel jack on the other end. Plug it onto a standard 9V battery and connect directly to any device with an onboard barrel jack — perfect for powering...

SKU: LB-12V3A | Brand: Little Bird

A regulated 12V 3A (36W) switching power supply that comes with multiple interchangeable DC plug adapters for compatibility with a wide range of 12V devices. Suitable for powering routers, LED strips, single-board com...

SKU: AF-6323 | Brand: Adafruit

The Adafruit USB Type C CC Resistor Fixer solves a common problem: USB-C devices that won't power or communicate when plugged into another USB-C port. Many devices are missing the two 5.1K CC (Configuration Channel) r...

SKU: AF-5757 | Brand: Adafruit

The Mosfetti by Monk Makes is a compact 4-channel MOSFET switch designed for maker projects. Each channel can drive up to 2 A of low-side switching at up to 16 V DC, making it perfect for controlling relays, solenoids...

SKU: DF-FIT0918 | Brand: DFRobot

A compact 4×AA battery holder with a built-in on/off power switch, DC2.1 barrel jack output, and a protective cover. Ideal for powering Arduino, Raspberry Pi, and other microcontroller projects with a portable 6V supp...

SKU: SF-COM-21255 | Brand: SparkFun

The SparkFun 5V Buck Regulator Breakout features the AP63357 from Diodes Inc., a 3.5A synchronous buck converter with a wide input voltage range of 3.8V to 32V. The fully integrated 74mΩ high-side power MOSFET/40m...

SKU: DF-DFR1026 | Brand: DFRobot

This is a DC charging and discharging integrated module, with 5V normally open output, which is not affected by load access and has a maximum load current of 2A. It features 4 levels of charge/discharge electricity in...

SKU: AF-5612 | Brand: Adafruit

This SHIM from the Pimoroni Pirates provides a convenient way of powering your Raspberry Pi Pico from a LiPo/LiIon battery. You can recharge the battery easily by providing power to the Pico's USB port, then take your...

SKU: AF-5457 | Brand: Adafruit

This cable is kinda fascinating - it has an integrated boost converter, so you can plug it into any USB port (from a computer, battery pack, etc), and it will give you a higher DC voltage! It's a handy way to power...

SKU: AF-5038 | Brand: Adafruit

Witty Pi 3 Mini adds a real-time clock (DS3231SN) and intelligent power management to your Raspberry Pi in a compact bonnet/pHAT form factor. It allows you to schedule startup and shutdown times, define complex ON/OFF...

SKU: AF-4654 | Brand: Adafruit

The Adafruit MiniBoost 5V @ 1A is a compact inductor-based boost converter that delivers up to 1 A of regulated 5 V output from a 2–5 V input. About the size of a linear regulator, it's perfect for powering microcontr...

SKU: SF-COM-18375 | Brand: SparkFun

This is a high grade DC Buck converter that inputs 6 to 12V and outputs 5V up to 3A or 15W. With good thermal performance and protection, this DC block is perfect for battery applications (such as SLAs or LFPs) that n...

SKU: DF-SEN0291 | Brand: DFRobot

Gravity: I2C Digital Wattmeter is a high-resolution, high-precision, large-scale measurement module that can measure the voltage, current and power of various electronic modules and electrical equipment within 26V 8A,...

SKU: DF-DFR0568 | Brand: DFRobot

This compact DC-DC buck-boost converter automatically steps voltage up or down to deliver a stable 3.3 V output from a wide 2.5–15 V input range. With a maximum output current of 600 mA and ultra-low 180 µA quiescent ...

SKU: AF-1349 | Brand: Adafruit

A really tiny portable inverter for EL wire. Powers off of a single AAA battery (not included!), it can drive up to 50cm / 20 inches of our high-brightness EL wire or 10cm x 1cm long piece of EL tape for 3 hours (o...

SKU: DF-FIT0131 | Brand: DFRobot

A simple 9V battery clip cable with a 5.5 × 2.1 mm centre-positive barrel jack. Plug a 9V battery into one end and connect the other to any device with an onboard barrel jack — ideal for powering Arduinos, development...

SKU: DF-FIT0229 | Brand: DFRobot

This inverter is the most common way to power EL wire because they tend to be cheap and batteries generally last a long time. 2 AA Batteries can power an 2.5m strand of EL Wire for about 8-10 hours.We recomend you us...