ISL69256IRAZ-T

Special Purpose Regulators Overview

The ISL69256IRAZ-T is a specialized power management IC (PMIC) belonging to the VR13HC series, designed as a digital controller for Intel VR13 voltage regulator applications. It features a dual-output architecture supporting up to nine phases, providing flexible configuration for high-performance computing loads. The component is housed in a compact 6x6 mm QFN package with 40 leads, facilitating dense PCB layouts. Manufactured by Renesas Electronics under the Intersil brand, this device integrates advanced digital control algorithms to manage transient response and efficiency. It is classified as a moisture-sensitive device requiring careful handling during assembly.

Special Purpose Regulators Feature Summary

• Digital control implementation for VR13 compliant voltage regulation
• Dual-output capability with support for multi-phase configurations
• Compact 6x6 mm QFN footprint for space-constrained designs

Special Purpose Regulators Applications

• High-performance server motherboards
• Workstation graphics processing units
• Enterprise networking equipment

Special Purpose Regulators Procurement Notes

This component has been officially designated as End-of-Life (EOL) by the manufacturer. Discontinuation notifications were issued in early 2026. Current availability is limited to existing stock or surplus channels. Verify lot dates and storage conditions carefully due to moisture sensitivity classification. Replacement planning should commence immediately to avoid supply chain disruption for active production lines.

Special Purpose Regulators Selection Notes

Engineers must evaluate alternative components from the same VR13 family or newer generations due to the EOL status of this specific part number. Consider pin-compatible upgrades or redesign requirements if migration is necessary. Ensure that any substitute maintains compatibility with the target system's voltage rails and phase count requirements while adhering to updated thermal and electrical specifications.

Special Purpose Regulators Part Context

The ISL69256IRAZ-T is part of Renesas' broader portfolio of professional power management solutions acquired through the Intersil integration. It serves as a critical interface between the processor core and power delivery network in data center environments. The VR13HC series represents an evolution in digital power control, offering enhanced monitoring and diagnostic capabilities compared to previous analog counterparts.

Special Purpose Regulators Replacement Considerations

Consult official Renesas documentation for direct substitutes within the VR13HC family. Cross-reference pinouts and software configuration tools when selecting alternatives.