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AAT2401 - Sixteen-Channel White LED Driver Solution

Download the AAT2401 datasheet PDF. This datasheet also covers the AAT2400 variant, as both devices belong to the same sixteen-channel white led driver solution family and are provided as variant models within a single manufacturer datasheet.

General Description

The AAT2400/2401 is a highly integrated, high efficiency white LED backlight solution for large size LCD panels used in LCD TVs.

To accommodate power requirements, the solution consists of two devices, a master device (AAT2400) and a slave device (AAT2401).

Key Features

  • VIN Range: 10.8V.
  • 28V.
  • Integrated Boost Converter.
  • VOUT(MAX): 40V.
  • IOUT(MAX): 1.6A.
  • Up to 95% Efficiency.
  • Switching Frequency Options.
  • 600 kHz.
  • Sync to External Clock (optional).
  • 16 LED Current Sinks up to 100mA/ch.
  • ±2.5% Accuracy (60mA).
  • ±2.0% Matching (60mA).
  • SPI Interface.
  • Digitally Programmable Individual Channels.
  • Up to 30MHz Clock Speed.
  • Read/Write Registers.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AAT2400-Skyworks.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number AAT2401
Manufacturer Skyworks
File Size 1.07 MB
Description Sixteen-Channel White LED Driver Solution
Datasheet download datasheet AAT2401 Datasheet

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.

View original datasheet text
DATA SHEET AAT2400/2401 Sixteen-Channel White LED Driver Solution with Full LED Current and Timing Control General Description The AAT2400/2401 is a highly integrated, high efficiency white LED backlight solution for large size LCD panels used in LCD TVs. To accommodate power requirements, the solution consists of two devices, a master device (AAT2400) and a slave device (AAT2401). The devices operate from a regulated 24V DC power supply. The master device supplies a 40V rail to drive 10 series LEDs with a typical VF of 3.6V. 16 precision current sinks split evenly between the master and slave devices provide constant current drive for up to 160 white LEDs. A SPI compatible interface operates up to 30MHz, allowing fast, independent digital control of each current sink.