All Products

SKU: AF-5397

The Adafruit LiIon/LiPoly Charger BFF is a compact battery charging add-on designed to mount directly onto the back of any QT Py board. It makes portable power simple — plug in a standard 3.7 V/4.2 V lithium battery, and the charger handles the rest via the QT Py's USB-C connection. When USB is ...

SKU: AF-4755

The Adafruit Universal USB/DC/Solar Lithium Ion/Polymer Charger (bq24074) charges 3.7V/4.2V LiPo or LiIon batteries from virtually any power source — USB Type-C, DC adapter, or solar panel — with a wide 5–10V input range. Its near-MPPT solar tracking automatically draws the maximum current availa...

SKU: AF-1304

The Adafruit Micro Lipo is a tiny USB charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Its gold-plated PCB-style USB connector plugs directly into any USB port — connect your battery via the JST plug and charging begins automatically. Two LEDs indicate sta...

SKU: AF-1905

The Adafruit Mini Lipo with Mini-B USB Jack is a compact charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Plug in any Mini USB cable to a USB power source and connect your battery via the JST connector — two LEDs show status at a glance (red = charging, gr...

SKU: AF-1904

The Adafruit Micro Lipo with MicroUSB Jack is a compact charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Plug in any Micro USB cable to a USB power source and connect your battery via the JST connector — two LEDs show status at a glance (red = charging, gr...

SKU: AF-390

This versatile LiIon/LiPo battery charger accepts power from three sources: a 6 V solar panel (via 2.1 mm DC jack), USB Mini-B, or a 5 V DC adapter. It features automatic charging current tracking that draws the maximum possible current from a solar panel in any light condition, providing near-MP...

SKU: AF-4410

The Adafruit Micro-Lipo Charger is a tiny, easy-to-use charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Simply plug a USB-C cable into any USB power source and connect your battery via the JST connector — two LEDs show charging status at a glance (red = ch...

SKU: AF-2465

The PowerBoost 1000C is a DC/DC boost converter with a built-in LiPo battery charger and smart load-sharing circuit. It takes any 3.7V LiIon/LiPoly battery and boosts the output to 5.2V for powering 5V projects like Arduino, Raspberry Pi, or BeagleBone — even while the battery is charging. The l...

SKU: SF-PRT-10217

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 at a rate of 500mA. It is designed to charge single-cell Li-Ion or Li-Polymer ba...

SKU: SF-PRT-12711

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 input from either USB or a barrel jack connector. The board includes a SYS OUT JST...

SKU: AF-6091 · MPN: ADA6091

The Adafruit bq25185 Charger is a versatile LiPo/LiIon/LiFePO4 charging board that supports USB, DC, and solar power input. It is an excellent upgrade from MCP73833 or MCP73831-based chargers, offering multi-chemistry support, adjustable charge rates, smart power path management, and near-MPPT so...

SKU: AF-259

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 preconditioning charge, then a constant-current fast charge and finally a constant-volta...

SKU: DF-DFR1026

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 indication and button-controlled output. The module comes with a built-in power ma...

SKU: TB-MB3703

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 Modulation (PWM) control, ensuring safe and efficient charging. A single Li-ion or LiF...

SKU: DF-DFR0535-1 · MPN: DFR0535-1

Build a compact off-grid power supply for embedded electronics, IoT nodes and low-power projects with this solar power management kit from DFRobot. It combines a Solar Power Manager board for 9V/12V/18V panels with a compact 9V 220mA solar panel.The controller integrates constant-voltage MPPT sol...

SKU: DF-DFR0446

In many applications, we will use lithium batteries as our power solutions. In this kind of application, the most two important things are the power boost and battery charger. These two points are a prerequisite for the system. The traditional power boost and battery charge circuit are usually d...

SKU: SF-PRT-14380

The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s adjustable, this charger will be able to safely charge most of our single-cell batteries with ease. With its onboard charge rate selector, you will be able to set the ma...

SKU: AF-353

A high-capacity 3.7 V lithium-ion battery pack built from three 2200 mAh 18650 cells connected in parallel, providing 6600 mAh of total capacity. The cells are spot-welded to a built-in protection circuit that guards against overcharging, over-discharging, and overcurrent. The pack includes a JS...

SKU: AF-1781

A 3.7V 2,200 mAh lithium-ion cylindrical battery with built-in protection circuitry for over-voltage, under-voltage, and over-current protection. Slim enough to fit into many project enclosures and includes a JST 2-pin cable with a genuine JST connector for smooth, snag-free connections. The bat...

SKU: LB-00253

A compact 3.7 V lithium-ion polymer (LiPo) battery with a 180 mAh capacity (~0.6 Wh). Thin, lightweight, and fitted with a genuine 2-pin JST-PH connector for reliable, snag-free connections to compatible chargers and development boards. Includes built-in protection circuitry to guard against ove...