Adafruit 6354 - TPS61169 Constant Current Boost Converter for LEDs The Adafruit Constant Current Boost Converter for LEDs makes driving LEDs easy, whether they're in series or parallel - with a chip that can generate up to 40V and 400mA from...

Adafruit 4694 - SHARP Memory Display Breakout - 2.7" 400x240 Monochrome The Adafruit 2.7" 400x240 SHARP Memory Display Breakout is a chonky cross between an eInk (e-paper) display and an LCD. It has the ultra-low power usage of eInk and...

The INA237 is an amazing power monitoring chip, with best-of-everything support: up to 85VDC common-mode, high or low side measurements, 16-bit ADC for precision measurements from milliamp to Amp, and I2C interface for easy configuration of alerts,...

Adafruit 6335 - OPT4048 Tri-Stimulus XYZ Color and Lux Sensor  The Adafruit OPT4048 Tri-Stimulus XYZ Color, Light Temperature and Lux Sensor is a modern take on the common 'RGB' color sensor: this time with true "CIE" XYZ output so...

Adafruit TLV320DAC3100 - I2S DAC with Headphone and Speaker Out - Product ID: 6309 Adafruit stock a lot of chips and development boards that are able to do high quality digital I2S out, which makes for great quality audio playback. That's...

Adafruit 6310 - Adafruit ANO Rotary Navigation Encoder to I2C Stemma QT Adapter - Pre-Soldered Encoder The ANO rotary encoder wheel is a funky user interface element, reminiscent of the original clicking scroll wheel interface on the first...

Adafruit TPS65131 Split Power Supply Boost Converter - +6~15 / -6V~-15V - 6280 Need those tricky split-rail voltages for your vintage electronics? The Adafruit TPS65131 Split Rail Boost Converter generates both positive and negative...

SparkFun GPS Breakout - NEO-M9N, SMA (Qwiic) - GPS-17285This product requires an antenna The SparkFun NEO-M9N GPS Breakout is a high quality GPS board with equally impressive configuration options including SMA. The NEO-M9N module is a 92-channel...

Sparkfun BOB-11189 - SparkFun Transceiver Breakout - MAX3232 The 'must have' IC for TTL/CMOS projects finally has its own breakout board! This is the RS232 converter IC that is capable of running at 3V and communicating with 5V logic. We've taken...

SparkFun Qwiic Power Switch - PRT-26784Sometimes you wish you could switch something off to save power, and the SparkFun Qwiic Power Switch (QPS) allows you to do that! The SparkFun Qwiic Power Switch (QPS) gives you the power to manage your Qwiic...

Keep your project powered up during power supply hot swaps with the SparkFun Ideal Diode Breakout. This compact (15.2mm x 12.7mm) breakout board features four channels and ground connections, providing reliable one-way voltage control. Ideal diodes...

The SparkFun Qwiic Directional Pad adds a 5-way directional pad to your I2C bus! When connected to a microcontroller, press down on the directional pad (up, down, left, right, or center) to provide additional input for your application. The built-in RGB...

The SparkFun Soft Power Switch is a passive, hard on/off switch with software feedback and control. In other words, it's like a laptop on/off switch. A simple press will turn the system on. Another press can (with MCU intervention) turn off the system...

Stepper motors are used for CNC machines, 3D printers, and whenever else one needs precise, powerful motion. But to get good behavior from steppers you need a motor driver chip that can provide high bursts of current, and for smooth motion, be able to...

This version of the Ultimate GPS is even MORE Ultimate, with support for more GPS-like networks such as GLONASS, for even more coverage worldwide. It uses a slightly taller module than our classic Ultimate GPS, and uses a little more power. Otherwise its...

Breathe easy, knowing that you can track and sense the quality of the air around you with this Adafruit PMSA003I Air Quality Breakout. This sensor is great for monitoring air quality, in a compact plug-in format. Best of all, unlike almost all other...

Simple but effective - this sewable breakout board has a CR2032 coin cell battery holder soldered on and 0.1" pitch breakout pins for easy connecting. Great for powering very low-current projects, or adding a battery backup circuit to a real-time-clock...

Low cost Lithium Polymer batteries have revolutionized electronics - they're thin, they're light, they can be regulated down to 3.3V and they're easy to charge. On your phone, there's a little image of a battery cell that tells you the percentage of...

Give your plain ol' microcontroller project a lift with the Adafruit AirLift - a breakout board that lets you use the powerful ESP32 as a WiFi co-processor. You probably have your favorite microcontroller (like the ATmega328 or ATSAMD51), awesome...

The datasheet for the DS3231 explains that this part is an "Extremely Accurate I²C-Integrated RTC/TCXO/Crystal". And, hey, it does exactly what it says on the tin! This Real Time Clock (RTC) is the most precise you can get in a small, low-power...