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AAT1137 - MULTI-CHANNEL POWER SUPPLY

Description

The AAT1137 is a highly integrated power management IC for TFT LCD panels.

The device consists of two current mode boost regulators, a current mode buck regulator, a negative charge pump regulator, a reset function, and two operational amplifiers.

Features

  • 2.5V to 5.5V Input Supply Voltage Range.
  • Fully I2C Interface Control.
  • Current Mode Sync Boost Regulator for VAA.
  • Built-in 16V, 2.5A, 0.2Ω N-MOSFET.
  • Setting via I2C Interface Output Voltage, Switching Frequency, Soft Start Time, Delay Time and OCP.
  • Current Mode Sync Buck Regulator for VBUCK.
  • Built-in 5V, 1.2A, 0.28Ω P-MOSFET.
  • Setting via I2C Interface Output Voltage, Switching Frequency, and Delay Time.
  • RESET Output (XAO).
  • Open Drain Output.

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Datasheet Details

Part number AAT1137
Manufacturer Advanced Analog Technology
File Size 735.93 KB
Description MULTI-CHANNEL POWER SUPPLY
Datasheet download datasheet AAT1137 Datasheet

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Full PDF Text Transcription

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Advanced Analog Technology, Inc. April 2014 AAT1137 Product information presented is for internal use within AAT Inc. only. Details are subject to change without notice. MULTI-CHANNEL POWER SUPPLY FOR TFT LCD PANELS FULLY I2C INTERFACE CONTROL – TWO BOOST, BUCK, CHARGE PUMP, TWO OPERATIONAL AMPLIFIER, RESET FEATURES  2.5V to 5.5V Input Supply Voltage Range  Fully I2C Interface Control  Current Mode Sync Boost Regulator for VAA  Built-in 16V, 2.5A, 0.2Ω N-MOSFET  Setting via I2C Interface Output Voltage, Switching Frequency, Soft Start Time, Delay Time and OCP  Current Mode Sync Buck Regulator for VBUCK  Built-in 5V, 1.2A, 0.
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