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TPS92660 - Two-String LED Driver

General Description

The TPS92660 is a two-output LED driver with one time programmable (OTP) ROM and I2C interface for LED current trim.

The current trim provides a way for LED fixture manufacturers to produce LED lighting fixtures at a consistent lumen output without binning LEDs.

Key Features

  • 1.
  • 2 Input Voltage: Up to 80 V.
  • Two-Output LED Current Controller.
  • LED Currents Trimmed Through One-Time Programmable (OTP) ROM with I2C Interface.
  • Adjustable SADJ and LADJ Pins for PWM Dimming of Each LED String.
  • Input Undervoltage Lockout and Output Overvoltage Protection.
  • Enable On/Off.
  • Accurate 3.0-V Reference Voltage.
  • > 95% Efficiency.
  • Thermal Shutdown Protection.
  • 20-pin TSSOP Exposed Pad Package APPLI.

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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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TPS92660 www.ti.com Two-String LED Driver with I2C OTP ROM Current Trim Check for Samples: TPS92660 SLUSBC2 – APRIL 2013 FEATURES 1 •2 Input Voltage: Up to 80 V • Two-Output LED Current Controller • LED Currents Trimmed Through One-Time Programmable (OTP) ROM with I2C Interface • Adjustable SADJ and LADJ Pins for PWM Dimming of Each LED String • Input Undervoltage Lockout and Output Overvoltage Protection • Enable On/Off • Accurate 3.0-V Reference Voltage • > 95% Efficiency • Thermal Shutdown Protection • 20-pin TSSOP Exposed Pad Package APPLICATIONS • Professional Lighting • Industrial and Commercial Lighting • General Illumination DESCRIPTION The TPS92660 is a two-output LED driver with one time programmable (OTP) ROM and I2C interface for LED current trim.