GENERAL DESCRIPTION
The ACT8846 is a complete, cost effective, and highly-efficient ActivePMUTM power management solution optimized for the power, voltage sequencing and control requirements of Rockchip RK31x8 application processor family.
FEATURES
INTEGRATED POWER SUPPLIES
● Four DC/DC Step-Down (Buck) Regulators
- 2 x 2.8A, 2 x 1.5A
● Five Low-Noise LDOs
- 2 x 150mA, 3 x 350mA
● Three Low-Input Voltage LDOs
- 1 x 150mA, 2 x 350mA
● One Low IQ Keep-Alive LDO
● Backup Battery Charger
SYSTEM CONTROL AND INTERFACE
● Four General Purpose I/O with PWM Drivers
● I2C Serial Interface
● Interrupt Controller
SYSTEM MANAGEMENT
● Reset Interface and Sequencing Controller
- Power on Reset
- Soft / Hard Reset
- Watchdog Supervision
- Multiple Sleep Modes
● Thermal Management Subsystem
APPLICATIONS
● Tablet PC
● Mobile Internet Devices (MID)
● E-books
● Personal Navigation Devices
● Smart Phones