Power Management

SKU: SF-DEV-11893 | Brand: SparkFun

The LilyPad Simple Power is a simple e-textile board that lets you connect and charge a lipo battery and switch it on or off, that’s it! We provide you with a JST connector and a slide switch, you supply the battery a...

SKU: PL-1185 | Brand: Pololu

The ACS714 Current Sensor Carrier provides a compact breakout for Allegro's ±5A ACS714 Hall effect-based linear current sensor. It offers a low-resistance (~1.2 mΩ) current path and electrical isolation up to 2.1 kV R...

SKU: AF-80 | Brand: Adafruit

A high-quality 9V battery clip with a pre-assembled 5.5mm/2.1mm centre-positive barrel connector. The moulded plastic clip covers the battery terminals to prevent short circuits, and the barrel plug connects directly ...

SKU: SF-CAB-11579 | Brand: SparkFun

Behold, the Hydra! This USB power cable probably looks a lot like something you’ve hacked together before. We do it all the time, because what is a computer if not a 5V power supply that happens to run software? T...

SKU: AF-3191 | Brand: Adafruit

The Adafruit Power Relay FeatherWing lets you switch high-power loads — lamps, fans, solenoids, small appliances, and more — directly from any Feather microcontroller board. With a switching capacity of up to 10A at 1...

SKU: SF-PRT-13113 | Brand: SparkFun

This is a PCB mount clip to hold a 18650 Lithium Ion Cell battery. Each battery holder is sold in single units, you’ll need two for each battery. These work great for larger, high capacity applications where a drop-in...

SKU: SF-ROB-13064 | Brand: SparkFun

This is a 6 wire slip ring, a remarkably simple electromechanical assembly that allows electronic signals to be passed through its rotating innards. Commonly, you’d find slip rings in wind turbines, radar antennae, or...

SKU: AF-448 | Brand: Adafruit

A 12V EL (electroluminescent) wire and tape inverter for fixed installations and larger EL projects. Unlike pocket-sized 2×AA inverters, this brick-style inverter runs from a 12V DC input — connect it to a wall adapte...

SKU: SF-PRT-09925 | Brand: SparkFun

This 2xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is secured with a small Phillips head screw. Another bonus is the ON/OFF ...

SKU: SF-PRT-09835 | Brand: SparkFun

This is a simple 4 cell AA battery holder. The 5 inch cable is terminated with a standard 5.5x2.1mm, center positive barrel jack connector. The connector mates with the barrel jack on the Arduino (among a numbe...

SKU: AF-4712 | Brand: Adafruit

The Adafruit LC709203F Fuel Gauge monitors your single-cell LiPo or Li-Ion battery and reports both voltage and state of charge as a percentage over I2C. It handles the non-linear voltage-to-percentage conversion for ...

SKU: DF-DFR1216 | Brand: DFRobot

##Introduction The Multi-function Expansion Board for UNIHIKER is an all-in-one solution designed to unlock the full potential of UNIHIKER K10 projects. It directly addresses common hurdles by integrating a powerful m...

SKU: LB-LS5006 | Brand: Little Bird

This assortment pack contains 50 linear voltage regulators across 10 popular types, giving you a handy selection for power supply projects and prototyping. All regulators are in the TO-220 package and cover a wide ran...

SKU: AF-6271 | Brand: Adafruit

Here is a handy measurement data display to help you see in real time the load flowing into your devices as they charge via USB-C. You'll have immediate readings of voltages, amps, and watts along with their peaks.Thi...

SKU: TB-MB3703 | Brand: Little Bird

This 4-channel universal charger handles Ni-MH, Ni-Cd, Li-ion, and LiFePO4 cells simultaneously across four independent slots. Each battery is monitored individually by a microprocessor with precise Pulse Width Modula...

SKU: LB-LS6460 | Brand: Little Bird

A battery box with a built-in 130 DC motor and on/off switch — a simple, self-contained power and drive unit for beginner robotics, model vehicles, and STEM projects. Just add batteries and connect to your build. Spe...

SKU: AF-5993 | Brand: Adafruit

The Adafruit USB Type C Vertical Breakout (Downstream Connection) provides easy access to all the pins on a USB-C connector in a vertical orientation, ideal for breadboard use and enclosure mounting. Two 5.1K resistor...

SKU: AF-5917 | Brand: Adafruit

A 5.5×2.1mm DC barrel polarity reversing cable that swaps centre-negative to centre-positive (or vice versa). Simply plug it inline between your DC power supply and device to reverse the polarity — no rewiring require...

SKU: AF-5853 | Brand: Adafruit

This compact 2V 0.3W mini solar panel from Voltaic Systems uses four high-efficiency monocrystalline SunPower cells with 22%+ efficiency. Constructed with ETFE (Ethylene Tetrafluoroethylene), it's extremely durable, w...

SKU: AF-5644 | Brand: Adafruit

The Adafruit 12V Bias Voltage Boost Converter uses the TI TPS61040 to generate 12V DC from as little as 3V input. This compact breakout is ideal for generating the bias voltage needed by OLED displays, LED string back...