The ISL95853HRZ is a multi-phase PWM voltage regulator controller designed for advanced microprocessor and graphics processor applications. Manufactured by Renesas Electronics, it's intended for use in high-performance computing systems where precise voltage regulation and high efficiency are critical.

Applications

• Notebook computers
• Desktop computers
• Server power supplies
• Graphics card power supplies
• High-performance computing systems

Features

• Multi-phase PWM controller
• Supports multiple output configurations
• Programmable output voltage
• Overcurrent protection
• Overtemperature protection
• Undervoltage lockout
• Remote sense
• Adaptive droop
• Phase management
• Small QFN package

Benefits

• Precise Voltage Regulation: Provides accurate and stable voltage regulation for demanding microprocessor and graphics processor applications.
• High Efficiency: Minimizes power loss and reduces heat generation, improving system performance and reliability.
• Comprehensive Protection: Overcurrent, overtemperature, and undervoltage protection features ensure system safety.
• Simplified Design: Reduces component count and simplifies board layout.
• Remote Sensing: Improves voltage regulation accuracy at the load.
• Flexible Configuration: Supports multiple output configurations, allowing for customization to specific system requirements.

Additional Details

The ISL95853HRZ employs advanced control algorithms to optimize efficiency and transient response. The programmable output voltage provides flexibility in system design. The remote sense feature compensates for voltage drops in the power delivery path, ensuring accurate voltage regulation at the load. The adaptive droop feature improves transient response and stability. The phase management capability optimizes efficiency across a wide range of load currents. The device incorporates robust protection features to safeguard the system against faults.