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WS2811B Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
WS2811BWORLDSE1018Yes

WS2811B is an intelligent control LED driver chip manufactured by WORLDSE.

The WS2811B is an intelligent control LED driver chip manufactured by WORLDSE. Below are the factual specifications, descriptions, and features of the WS2811B:

Specifications:

  • Input Voltage: 5V–7V (DC)
  • Output Current: 18.5mA per channel (constant current)
  • Number of Channels: 3 (RGB control)
  • Data Transmission Rate: 800 Kbps
  • Operating Temperature: -25°C to +85°C
  • Package Type: SOP8
  • PWM Frequency: 400Hz
  • Daisy-Chain Capability: Supports cascading for multiple LEDs

Descriptions:

  • The WS2811B is a programmable LED driver IC designed for RGB LED control.
  • It integrates a signal shaping circuit, ensuring stable data transmission over long distances.
  • Each chip controls a single RGB LED with independent PWM for each color channel.
  • Compatible with WS2811 and similar addressable LED protocols.

Features:

  • Built-in Signal Reshaping: Enhances signal integrity for cascading.
  • Constant Current Output: Ensures uniform brightness across LEDs.
  • Single-Wire Control: Uses a single data line for communication.
  • 256-Level Brightness Control: Provides smooth color transitions.
  • Low Power Consumption: Efficient for large LED installations.

This information is based on the manufacturer's datasheet and technical documentation.

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