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TLC5973 - 3-Channel 12-Bit PWM Constant-Current LED Driver

General Description

The TLC5973 is an easy-to-use, 3-channel, 50-mA constant sink current LED driver.

The single-wire, 3-Mbps serial interface (EasySet) provides a solution for minimizing wiring cost.

The LED driver provides 12-bit pulse width modulation (PWM) resolution.

Key Features

  • 1 Three Constant Sink Current Channels.
  • Current Capability:.
  • 2 mA to 35 mA per Channel (VCC ≤ 4.0 V).
  • 2 mA to 50 mA per Channel (VCC > 4.0 V).
  • Grayscale (GS) Control with PWM:.
  • 12-Bit (4096 Steps).
  • Single-Wire Interface (EasySet).
  • Power-Supply (VCC) Voltage Range:.
  • 3 V to 6 V.
  • OUT Pins Maximum Voltage: Up to 21 V.
  • Integrated Shunt Regulator.
  • Data Transfer Maximum Rate:.
  • Bits per S.

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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 Order Now Technical Documents Tools & Software Support & Community TLC5973 SBVS225B – MARCH 2013 – REVISED MAY 2014 TLC5973 3-Channel, 12-Bit, PWM Constant-Current LED Driver with Single-Wire Interface (EasySet™) 1 Features •1 Three Constant Sink Current Channels • Current Capability: – 2 mA to 35 mA per Channel (VCC ≤ 4.0 V) – 2 mA to 50 mA per Channel (VCC > 4.0 V) • Grayscale (GS) Control with PWM: – 12-Bit (4096 Steps) • Single-Wire Interface (EasySet) • Power-Supply (VCC) Voltage Range: – 3 V to 6 V • OUT Pins Maximum Voltage: Up to 21 V • Integrated Shunt Regulator • Data Transfer Maximum Rate: – Bits per Second (bps): 3 Mbps • Internal GS Clock Oscillator: 12 MHz (typ) • Display Repeat Rate: 2.