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APW7279 Datasheet PMIC

Manufacturer: ANPEC

General Description

• 2.9V to 5.5V Input Supply Range The APW7279 integrates with two high-performance step- • Current Mode Step-up Regulator (LCD bias) up converter and two charge pump controllers for TFT- - 1MHz Fixed Operating Frequency LCD and Backlight applications.

Both the two step-up - Fast Transient Response regulators are a current-mode, fixed-frequency PWM - 18V/700mA ,1.5Ω Internal N-MOS switching regulator.

The 1.0MHz switching frequency al- • Positive & Negative Charge Pump Driver for VGH, lows the usage of low-profile inductors and ceramic ca- V GL • Current Mode Step-up Regulator (LED BL) pacitors to minimize the thickness of LCD panel designs.

Overview

APW7279 PMIC for LED BL + LCD Bias Power.

Key Features

  • General.