Chargers

Chargers

Chargers enable safe, reliable recharging for common battery chemistries used in robotics and embedded projects. They cover LiPo and Li‑ion single‑cell packs, as well as lead‑acid packs, with outputs and input options that suit USB and dedicated power supplies. Typical capabilities include charging‑rate control, protection against overcurrent and undervoltage, and straightforward wiring for quick integration with power rails or wearable electronics. These units power mobile robots, sensor arrays, automation modules, and e‑textile projects where battery management matters.

Alongside basic chargers, booster modules and fuel gauges that work with power management schemes and microcontrollers are common. Interfaces vary from USB and JST connectors to I2C for state‑of‑charge reporting. Attributes differ in charging speed, single‑cell versus multi‑cell support, and how compact or rugged the build is, helping builders match a solution to size, safety, and reliability needs.

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SparkFun LiPo Charger/Booster - 5V/1A

Code: SKU-004300

The SparkFun 5V/1A LiPo Charger/Booster is a no-nonsense circuit for generating one amp from a Lithium Polymer battery at 5V.

Not currently available

SparkFun LiPo Fuel Gauge

Code: SKU-009956

The LiPo Fuel Gauge communicates with your project over I2C, and an alert pin also tells you when the charge has dropped below a certain percentage.

Not currently available

SparkFun USB LiPoly Charger - Single Cell

Code: SKU-001810

If you need to charge LiPo batteries this simple charger will do just that and do it fast! The SparkFun USB LiPo Charger is a basic charging circuit that allows you to charge 3.7V LiPo cells at a rate of 500mA or 100mA.

Not currently available

USB-C Wall Adapter - 5.1V, 3A (Black)

Code: SKU-006405

This is a USB Type-C Power Supply that is compatible with the Raspberry Pi 4.

$ 9.95

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