GENERAL DESCRIPTION

The ACT8931A is a complete, cost effective, highlyefficient ActivePMUTM power management solution, optimized for the unique power, voltagesequencing, and control requirements of the Rockchip RK2928/RK2926 processors. It is ideal for a wide range of high performance portable handheld applications such as tablet or pad devices. This device integrates the ActivePathTM complete battery charging and management system with seven power supply channels.

FEATURES

• Three Step-Down DC/DC Converters

• Four Low-Dropout Linear Regulators

• Integrated ActivePathTM Charger

• I2CTM Serial Interface

• Advanced Enable/Disable Sequencing Controller

• Minimal External Components

• Tiny 5×5mm TQFN55-40 Package

    − 0.75mm Package Height

    − Pb-Free and RoHS Compliant