اپتوالکترونیک ال‌ای‌دی نشانگر

Product Attributes

Introduction

WS2812B-Mini-V6 is an intelligent externally-controlled LED light source that integrates the control circuit and light-emitting circuit into a single component. Compact in size, it shares the same footprint as a 3535-package LED, with each component forming an independent pixel. Each pixel integrates a smart digital interface with data latching, signal reshaping and amplification drive circuitry, along with a high-precision internal oscillator and a programmable constant-current control section, ensuring highly consistent color output. The data protocol uses single-wire return-to-zero communication. After power-on reset, the DIN pin receives data from the controller. The first pixel extracts and latches the first 24 bits of data received; the remaining data is reshaped and amplified internally, then forwarded via the DO port to the next cascaded pixel — each pixel reduces the signal by 24 bits. The device employs automatic reshaping and forwarding technology, allowing the number of cascaded pixels to be limited only by transmission speed rather than signal integrity. The port scan frequency reaches up to 2kHz, producing no flicker even under high-speed cameras, making it well-suited for high-speed motion applications. A reset time of over 280 microseconds prevents false resets even when interruptions occur, enabling support for lower-frequency, cost-effective MCUs. The LED offers low-voltage drive, energy efficiency, high brightness, wide scattering angle, excellent consistency, ultra-low power consumption, and an exceptionally long lifespan. Integrating the control circuit directly onto the LED results in a simpler circuit, smaller footprint, and easier installation.

Features

• Shared power supply for IC control circuit and LED point light source.
• Control circuit and RGB chip integrated in a single 3535 package, forming a complete externally controlled pixel.
• Built-in signal reshaping circuit; each pixel reshapes the waveform before output upon signal reception, preventing cumulative waveform distortion along the line.
• Built-in power-on reset and power-down reset circuits.
• Each pixel supports 256 brightness levels per primary color, enabling full true-color display with 16,777,216 colors.
• Port scan frequency: 2kHz.
• Serial cascade interface; data reception and decoding via a single signal line.
• Cascade count ≥1024 pixels at a refresh rate of 30 frames/second.
• Data transmission speed up to 800kbps.
• High color consistency; excellent cost performance.
• Reverse power protection; no damage under reverse polarity.
• No external components required, including capacitors.
• Bidirectional signal input support; DI and DO freely interchangeable.
• Static power consumption <1 μA; supports 3.3V supply.

Applications

• Consumer electronics
• LED lighting & decoration
• Computers & peripherals