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TLC5971 - 12-Channel 16-Bit Enhanced Spectrum PWM RGB LED Driver

General Description

The TLC5971 device is a 12-channel, constantcurrent sink driver.

Each output channel has individually adjustable currents with 65536 PWM grayscale (GS) steps.

Also, each color group can be controlled by 128 constant-current sink steps with the global brightness control (BC) function.

Key Features

  • 1 12 Constant-Current Sink Output Channels.
  • Current Capability: 60 mA Per Channel.
  • Grayscale (GS) Control With Enhanced Spectrum PWM: 16-Bit (65536 Steps).
  • Global Brightness Control (BC): 7-Bit (128 Steps) for Each Color Group.
  • Power-Supply Voltage Range:.
  • Internal Linear Regulator: 6 V to 17 V.
  • Direct Power Supply: 3 V to 5.5 V.
  • LED Supply Voltage: Up to 17 V.
  • Constant-Current Accuracy:.
  • Channel-to-Channel.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TLC5971 SBVS146D – AUGUST 2010 – REVISED DECEMBER 2015 TLC5971 12-Channel, 16-Bit, Enhanced Spectrum, PWM, RGB, LED Driver With 3.3-V Linear Regulator 1 Features •1 12 Constant-Current Sink Output Channels • Current Capability: 60 mA Per Channel • Grayscale (GS) Control With Enhanced Spectrum PWM: 16-Bit (65536 Steps) • Global Brightness Control (BC): 7-Bit (128 Steps) for Each Color Group • Power-Supply Voltage Range: – Internal Linear Regulator: 6 V to 17 V – Direct Power Supply: 3 V to 5.5 V • LED Supply Voltage: Up to 17 V • Constant-Current Accuracy: – Channel-to-Channel = ±1% (Typical) – Device-to-Device = ±1% (Typical) • Data Transfer Rate: 20 MHz • Linear Voltage Regulator: 3.