ISL6263BHRZ-T

Special Purpose Regulators Overview

The ISL6263BHRZ-T is a single-phase internal DC/DC buck controller designed for Intel IMVP-6 Santa Rosa GPU core power applications. It operates with an input voltage range of 5 V to 25 V and provides one output capable of delivering up to 25 A. The device supports a switching frequency between 200 kHz and 500 kHz, with a typical output voltage of 1.2875 V. It functions within a temperature range of -40°C to +100°C and utilizes a QFN-EP-32 package.

Special Purpose Regulators Feature Summary

• Integrated control for single-phase synchronous buck conversion targeting high-current GPU cores
• Supports Intel IMVP-6 specification for dynamic voltage scaling via VID interface
• Includes current monitoring capabilities for system protection and telemetry

Special Purpose Regulators Applications

• Intel IMVP-6 Santa Rosa GPU core power supply design
• Single-phase DC/DC converter modules for graphics processing units
• High-current voltage regulation in mobile computing platforms

Special Purpose Regulators Procurement Notes

Verify component authenticity due to the discontinued status of this Intersil part. Confirm that the specific suffix matches the required thermal and mechanical specifications for your PCB layout. Ensure compatibility with existing IMVP-6 compliant designs before integration.

Special Purpose Regulators Selection Notes

Select this controller for applications requiring a single-phase solution for Intel IMVP-6 compatible processors. Consider the 25 A output capability and wide input voltage range when designing the power stage. Evaluate the QFN-EP-32 package constraints for thermal management and board space.

Special Purpose Regulators Part Context

This component belongs to the ISL6263 family of switching voltage regulators developed by Intersil, now part of Renesas Electronics. The series includes variants such as the ISL6263DHRZ and ISL6263CRZ, which offer different VID bit configurations or feature sets while maintaining compatibility with Intel's mobile processor power standards.

Special Purpose Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. As the product status is obsolete, engineering teams should consult manufacturer obsolescence notices or evaluate newer generations from Renesas for direct pin-compatible alternatives.