LED Drivers & Controllers

SKU: AF-4886 | Brand: Adafruit

The Adafruit AW9523 GPIO Expander and LED Driver Breakout adds 16 I/O pins to any I2C-capable microcontroller or single-board computer. What sets this expander apart is its built-in 256-step linear constant-current LE...

SKU: AF-2038 | Brand: Adafruit

A 16×8 LED matrix backpack kit featuring two ultra-bright 1.2" white 8×8 round LED matrices on a single I2C-controlled driver board. The HT16K33 chip handles all the multiplexing, so you only need two I2C pins (SDA an...

SKU: AF-2037 | Brand: Adafruit

A 16×8 LED matrix backpack kit featuring two ultra-bright 1.2" red 8×8 round LED matrices on a single I2C-controlled driver board. The HT16K33 chip handles all the multiplexing, so you only need two I2C pins (SDA and ...

SKU: AF-2039 | Brand: Adafruit

A 16×8 LED matrix backpack kit featuring two ultra-bright 1.2" blue 8×8 round LED matrices on a single I2C-controlled driver board. The HT16K33 chip handles all the multiplexing, so you only need two I2C pins (SDA and...

SKU: AF-2035 | Brand: Adafruit

A 16×8 LED matrix backpack kit featuring two ultra-bright 1.2" green 8×8 round LED matrices on a single I2C-controlled driver board. The HT16K33 chip handles all the multiplexing, so you only need two I2C pins (SDA an...

SKU: AF-5296 | Brand: Adafruit

The Adafruit LED Arcade Button 1×4 QT I2C Breakout lets you connect up to four illuminated arcade buttons to any microcontroller over I2C. A built-in seesaw microcontroller handles button press detection and LED PWM c...

SKU: AF-1616 | Brand: Adafruit

The Adafruit Trellis is an open-source backlight keypad driver system designed to work with the Adafruit 4×4 elastomer keypad and 3mm LEDs. Each tile handles keypress detection and LED control for a 4×4 grid over I2C,...

SKU: AF-2052 | Brand: Adafruit

A 16×8 LED matrix backpack kit featuring two ultra-bright 1.2" orange 8×8 round LED matrices on a single I2C-controlled driver board. The HT16K33 chip handles all the multiplexing, so you only need two I2C pins (SDA a...

SKU: AF-2036 | Brand: Adafruit

The 16×8 1.2" LED Matrix + Backpack combines two ultra-bright round yellow-green 8×8 LED matrices on a single, compact driver board. The classic round pixel design gives a retro dot-matrix aesthetic — ideal for scroll...

SKU: AF-2041 | Brand: Adafruit

A 16×8 LED matrix backpack kit featuring two ultra-bright 1.2" amber 8×8 square LED matrices on a single I2C-controlled driver board. The square pixel shape creates a seamless, uniform look compared to round LEDs. The...