Description
Description
The Addressable LED Ring 45 WS2812B is a circular RGB LED module designed for advanced lighting control and embedded applications. It features 45 individually addressable WS2812B LEDs with integrated drivers, enabling precise control of color and brightness using a single microcontroller data pin. Operating at 5V, the module delivers stable and consistent performance with uniform LED distribution across a 126 mm diameter ring. It is fully compatible with Arduino and other platforms using NeoPixel or FastLED libraries, making it suitable for visual effects, displays, and interactive systems.
Features
- WS2812B RGB LEDs with integrated control IC
- 45 individually addressable LEDs
- Single-wire digital communication interface
- Full 24-bit color control per LED
- Compatible with NeoPixel and FastLED libraries
- Operating voltage: 5V DC
- Uniform circular LED distribution
- Supports cascading with additional LED modules
- Reduced wiring complexity with one data pin
- Stable signal timing with built-in driver
- Circular PCB design for visual applications
- Compatible with Arduino, ESP32, Raspberry Pi
- Suitable for animation and lighting effects
Specifications
- Number of LEDs: 45 LEDs
- Operating Voltage: 5V DC
- Current per LED: 18 mA
- Maximum Current: 810 mA (all LEDs full brightness)
- Typical Current: ~576810 mA
- Control Signal: Single-wire digital data
- Color Depth: 24-bit (8-bit per channel RGB)
- Outer Diameter: 126 mm
- PCB Shape: Circular ring
- LED Arrangement: Equidistant spacing
- Interface: Data In / Data Out
- Compatibility: Arduino, ESP32, Raspberry Pi
- Library Support: NeoPixel, FastLED
Links
- WS2812B Datasheet
Tutorials
- How to light up WS2812 LED Ring with Arduino in 2 mins

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