ISL62883CHRTZ

The ISL62883CHRTZ is a highly efficient, multiphase buck PWM controller designed for high-performance CPU core power supplies. It features advanced digital voltage identification (VID) technology and is optimized for Intel VR12.5 and VR12 processors.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VCC: Power supply input
• GND: Ground connection
• PHASE: Multiphase outputs
• VID: Voltage identification
• FB: Feedback input for voltage regulation
• COMP: Compensation for stability
• SENSE: Current sensing input
• PWM: Pulse width modulation for control
• BOOT: Bootstrap capacitor connection
• VCORE: Core voltage output
• VDD: Supply voltage for internal operation
• VRHOT: Over-temperature indication
• ENABLE: Enable for device operation

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ISL62883CHRTZ for a visual representation.

Key Features

• Multiphase Buck Controller: Provides efficient power conversion for high-performance CPU cores.
• Digital VID Technology: Advanced voltage identification for precise voltage regulation.
• Intel VR12.5/VR12 Compatibility: Optimized for Intel's processor standards.
• Over-Temperature Protection: Includes thermal monitoring with VRHOT indication for safe operation.
• Feedback Compensation: COMP pin for adjusting feedback loop for stability.
• Current Sensing: SENSE input for accurate current monitoring.

Note: For detailed technical specifications, please refer to the ISL62883CHRTZ datasheet.

Application

• CPU Core Power Supplies: Ideal for providing power to high-performance CPU cores in computing systems.
• Embedded Systems: Suitable for use in embedded systems requiring efficient voltage regulation.
• Power Management: Used in power management units for maintaining stable and precise voltage outputs.

Functionality

The ISL62883CHRTZ is a multiphase buck PWM controller with digital VID technology, designed to deliver efficient and reliable power to high-performance CPU cores. It offers advanced features for precise voltage regulation and thermal protection.

Usage Guide

• Power Supply: Connect VCC (Pin 1) to the power supply and GND (Pin 2) to ground.
• Voltage Regulation: Use the VID and FB pins for accurate voltage regulation based on the CPU requirements.
• Thermal Management: Monitor over-temperature with the VRHOT indication and ensure proper cooling for reliable operation.

Frequently Asked Questions

Q: Is the ISL62883CHRTZ compatible with AMD processors?
A: The ISL62883CHRTZ is optimized for Intel VR12.5 and VR12 processors. For AMD processors, refer to compatible power management solutions from Intersil.

Q: Does the ISL62883CHRTZ support adaptive voltage scaling (AVS)?
A: Yes, the ISL62883CHRTZ is capable of supporting adaptive voltage scaling for dynamic voltage adjustments based on CPU load.