The Rockchip RK818-2 is a Power Management Integrated Circuit (PMIC) designed to provide efficient power distribution and management for a variety of electronic devices. It is optimized to work with Rockchip application processors but can also be used in other systems requiring versatile power management solutions. This PMIC integrates multiple voltage regulators, battery charging capabilities, and system control functions.

Applications

• Tablets
• Smartphones
• Portable Media Players
• Set-Top Boxes
• Embedded Systems

Features

• Multiple Voltage Regulators: Integrates various buck and LDO regulators to supply power to different system components.
• Battery Charging: Supports various battery charging profiles, including USB charging and dedicated charging ports.
• Power Sequencing: Provides programmable power-up and power-down sequencing for system stability.
• Real-Time Clock (RTC): Includes an integrated RTC with battery backup.
• I2C Interface: Allows for flexible configuration and monitoring of the PMIC.
• Protection Features: Includes over-voltage protection, over-current protection, and thermal shutdown.

Benefits

• Efficient Power Management: Optimizes power consumption and extends battery life.
• Versatile Power Solution: Provides a flexible power solution for a wide range of applications.
• Simplified System Design: Reduces the number of external components and simplifies system design.
• Enhanced System Reliability: Provides protection features to prevent damage to system components.
• Programmable Configuration: Allows for customized power management settings to meet specific application requirements.

Additional Details

The RK818-2 is available in a compact QFN package. It supports a wide input voltage range. The PMIC can be configured via I2C to adjust voltage levels, current limits, and power sequencing. It is designed to minimize power losses and improve overall system efficiency. It is a crucial component for modern portable and embedded electronic devices requiring efficient and reliable power management.