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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: LB-JSTBOARD

This E-textiles board is a breakout for a JST, so you can sew it onto a garment or use it in Paper Circuits! The JST breakout board can be easily sewn through the large holes. For paper circuits, simply apply copper tape on top of it.A wearable lithium polymer battery or wearable lipo also kno...

SKU: AF-4352

Build a handheld light-up button controller with this complete kit that pairs the Adafruit 4×4 NeoTrellis RGB Driver with a Feather M4 Express inside an elegant laser-cut acrylic enclosure. The 16 silicone buttons each have individually addressable NeoPixels underneath, and the seesaw I2C chip ha...

SKU: AF-2166

A low-dropout (LDO) 3.3 V linear voltage regulator based on the ST L4931 in a TO-92 package. With just 0.4 V dropout, it delivers a clean, regulated 3.3 V output from input voltages as low as 3.7 V — well suited for stepping down 5 V supplies or single-cell lithium batteries. Built-in current li...

SKU: AF-6114 · MPN: ADA6114

A snap-on enclosure designed specifically for the Adafruit Universal USB / DC / Solar Lithium Ion/Polymer Charger (bq24074). This 3D-printed case protects the charger board while providing full access to all ports and connections. Key Features Tool-Free Assembly – Snap-fit design requires no s...

SKU: AF-4779

This compact battery holder connects 3× AA batteries in series, providing 3.3–4.5V output — a similar range to lithium-ion/polymer batteries. It features a built-in on/off switch and a genuine JST-PH 2-pin connector with a 6" cable, making it a convenient drop-in power source for 3.3V projects wi...

SKU: SF-PRT-12899

A single-cell 18650 battery holder with wire leads for easy integration into projects. Drop in an 18650 lithium-ion cell and connect the bare wire leads to your circuit — no soldering to the battery required. Two 6" (150 mm) cables exit from opposite ends of the holder, terminated with bare wire...

SKU: SF-COM-00531

These are very bright LEDs. The LEDs are so bright that it hurts to look directly at them. Please take a look at the pictures to get an idea of the intensity. All lenses are clear.Features: Standard Size - T1 ¾ 5mm Forward Voltage: Min: 3.2V Max: 3.4V Max current 20mA Documents: Datasheet LED T...

SKU: DF-DFR1015

Multiple-output DC–DC converters are essential in a multitude of applications where different DC output voltages are required.This DC-DC step-down voltage power module converts 7.5V~30V input to an output of 3.3V/5V/9V/12V (default to 5V), which can be selected by short-circuiting the correspondi...

SKU: AF-284

Note: These use genuine FTDI chips, either we purchase them or they are manufactured to our specifications with the requirement of genuine FTDI chips 10/22/14 - read more. Long gone are the days of parallel ports and serial ports. Now the USB port reigns supreme! But USB is hard, and you just wan...