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ADP3211A

Part No ADP3211A
Manufacturer ON Semiconductor
Catalog PMIC - Voltage Regulators - Special Purpose
Sample
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ECAD Module
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Reference Date Code 14+
Reference case QFN
Manufacturer ON Semiconductor
Manufacturer Homepage www.onsemi.com
Win Source Part Number 729461-ADP3211A
Popularity Low
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian ADP3211A CAD Model

Description

ON Semiconductor ADP3211A Mobile CPU Power Controller

The ON Semiconductor ADP3211A is a highly integrated power control solution, designed to meet the stringent needs of mobile CPU power delivery. This versatile controller is specifically engineered to provide efficient, reliable power management for notebook and sub-notebook computer applications. It combines a multi-phase buck PWM controller, precision voltage regulation, and advanced power saving features to optimize power consumption and enhance battery life.

Key Features:

  • Multi-Phase Power Control: The ADP3211A employs a multi-phase buck PWM controller to deliver efficient power conversion with reduced system inductance and output capacitance, resulting in improved transient response and minimized system size.
  • High Precision Voltage Regulation: This device offers precision voltage regulation, with a voltage positioning feature that enhances load transient response and reduces the number of output capacitors required.
  • Advanced Power Saving Modes: The ADP3211A supports multiple power-saving modes, including a patented mode that dynamically adjusts the number of active phases based on load conditions, significantly improving light-load efficiency.
  • Integrated Drivers: It includes integrated MOSFET drivers that provide robust drive capability and fast switching speeds, enhancing overall system efficiency.
  • Programmable Frequency: The switching frequency is programmable, allowing designers to optimize the device for their specific application needs.
  • Protection Features: Comprehensive protection features include overvoltage, undervoltage, and overcurrent protection, ensuring the safe operation of the CPU under various conditions.

Applications:

The ADP3211A is ideal for powering advanced mobile processors that require efficient, multi-phase power delivery. Its small footprint and high level of integration make it suitable for space-constrained applications such as:

  • Notebook Computers
  • Sub-Notebook Computers
  • Portable Electronics
  • Other CPU-intensive Mobile Devices

With its advanced features and proven reliability, the ON Semiconductor ADP3211A is an excellent choice for designers looking to enhance the performance and efficiency of their mobile computing platforms.

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