APW7223 Overview
Single Chip Power Management Solution for E- The APW7223 is a single chip, multi outputs PMIC for E- paper Displays paper displays. Two PWM converters respectively gener- Input Supply Voltage Range: 3.0~5.5V ate positive and negative voltages which are boosted to I2C Series Interface higher voltage by two charge pumps for both source and Boost Converter for Positive Rail Base (HVINP) gate drivers.
APW7223 Key Features
- Single Chip Power Management Solution for E- The APW7223 is a single chip, multi outputs PMIC for E
- Input Supply Voltage Range: 3.0~5.5V
- I2C Series Interface
- Boost Converter for Positive Rail Base (HVINP)
- Inverting Buck-Boost Converter for Negative Rail disconnect these PWM outputs from load in shutdown
- Accurate Voltage Tracking between HVINP and adjustable by external resistors and their power on/off
- Integrated Two Power Switches with Soft-start One accurate V voltage, for backplane biasing, is
- POS: +15V/120mA
- NEG: -15V/120mA
- Two Charge Pump for Gate Driver Supply