اپتوالکترونیک ال‌ای‌دی نشانگر

Product Attributes

Introduction

WS2812B-V6 is an intelligent control LED light source with the control circuit and RGB chip integrated into a 5050 package. It incorporates an intelligent digital port data latch, signal reshaping amplification drive circuit, precision internal oscillator, and voltage-programmable constant current control section, effectively ensuring high color consistency across pixel points. The data transmission protocol uses single-wire return-to-zero (NRZ) communication. After power-on reset, the DIN port receives data from the controller. The first pixel extracts the initial 24 bits of data and latches them into the internal data register; the remaining data is reshaped by the internal signal reshaping amplification circuit and forwarded through the DO port to the next cascaded pixel. Each pixel transmission reduces the signal by 24 bits. Pixels use automatic reshaping and forwarding technology, so the number of cascadable pixels is not limited by signal transmission degradation — only by transmission speed. The reset time is greater than 280μs, preventing false resets during interrupts and supporting low-frequency, low-cost MCUs. The refresh rate is increased to 2KHz, eliminating low frame rate and flickering artifacts when captured by high-definition cameras, delivering excellent display performance. The LEDs feature low drive voltage, eco-friendly energy efficiency, high brightness, wide scattering angle, good consistency, low power consumption, and long lifespan. With the control chip integrated directly into the LED, the circuit design is simpler, the footprint is smaller, and installation is more convenient.

Features

• Single power supply shared by control circuit and LED.
• Control circuit and RGB chip integrated in 5050 package, forming a complete addressable pixel.
• Built-in signal reshaping circuit; waveform is reshaped before transmission to the next driver, preventing waveform distortion accumulation.
• Built-in electrical reset and power-on reset circuits.
• Each primary color of every pixel supports 256-level brightness, enabling 16.77 million full-color display.
• Port scan frequency: 2KHz.
• Data reception and decoding via single signal line.
• Cascade count no less than 1024 pixels at 30fps refresh rate.
• Data transmission speed up to 800Kbps.
• Highly consistent luminous color with excellent cost-effectiveness.
• Reverse power connection causes no damage.
• No external components required (capacitors included).
• Bidirectional signal input supported; DI and DO interchangeable.
• Static power consumption below 1μA; compatible with 3.3V supply.

Applications

• Consumer Electronics
• LED Decorative Lighting
• Computers & Peripherals