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G5524A Datasheet Integrated Power Supply

Manufacturer: Global Mixed-mode Technology

Download the G5524A datasheet PDF. This datasheet also includes the G5524A-GlobalMixed variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (G5524A-GlobalMixed-modeTechnology.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number G5524A
Manufacturer Global Mixed-mode Technology
File Size 129.48 KB
Description Integrated Power Supply
Datasheet download datasheet G5524A Datasheet

General Description

The G5524A includes a high-performance boost regulator, 4-channel LED driver, a low dropout linear regulator (LDO), a gate pulse modulator (GPM), a voltage detector, a VCOM buffer (unity-gain OPA), and a VGH charge pump controller for active-matrix thin-film transistor (TFT) liquid-crystal displays (LCDs).

The boost converter provides the regulated supply voltage for the panel source driver ICs.

The converter is a high switching frequency (640kHz or 1.2MHz) current-mode regulator with an integrated 20V N-Channel 0.2Ω MOSFET that allows the use of ultra-small inductors and

Overview

Global Mixed-mode Technology Inc.

G5524A Integrated Power Supply for TFT-LCD Panels with 4-Channel White LED.

Key Features

  • 2.5V to 5.5V Input Supply Range.
  • Boost Regulator.
  • 640kHz/1.2MHz Fixed Frequency.
  • Current-Mode Control.
  • Fast Transient Response to Pulse Load.
  • ±1% Accurate Output Voltage.
  • Built-In 20V/2A, 0.2Ω N-Channel MOSFET.
  • High Efficiency up to 90%.
  • Programmable Soft-Start.
  • Over-Current Protection.
  • Output Under-Voltage Protection.
  • White-LED Driver.
  • Wide 4.2V to 24V Input Supply Range.
  • Adjustable Switching Frequency.
  • 40V/.