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SKY81452-13 - High Efficiency White LED Driver

General Description

The SKY81452-13 is a highly integrated, high efficiency LED backlight solution for tablets, notebook computers, monitors, and other portable devices.

An integrated boost converter provides a high voltage output for driving up to 28 V.

Key Features

  • Input voltage range: 2.5 V to 5.5 V.
  • Integrated 28 V boost converter.
  • Minimum off time: 50 ns.
  • Adjustable switching frequency.
  • Frequency range: 600 kHz to 2 MHz.
  • Up to 93% efficiency.
  • Boost current limit selection.
  • Six current sinks.
  • Up to 28 V, 60 mA per channel.
  • Accuracy matching: ±1.5% @ 25 °C, 30 mA.
  • Fade in/out feature for brightness control.
  • I2C interface control.
  • Individua.

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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 SUMMARY SKY81452-13: Six-Channel, High Efficiency White LED Driver with Touch Screen Driver Supply Applications • Tablet PCs • Notebook computers • Monitors • Portable TV/DVD players Description The SKY81452-13 is a highly integrated, high efficiency LED backlight solution for tablets, notebook computers, monitors, and other portable devices. An integrated boost converter provides a high voltage output for driving up to 28 V. Six precision current sinks are programmable up to 60 mA per string. The integrated boost regulator switching frequency is adjustable from 600 kHz to 2 MHz for system integration flexibility, which optimizes efficiency and minimizes external passive component requirements.