ISL6333ACRZ-T

Special Purpose Regulators Overview

The ISL6333ACRZ-T is a three-phase buck PWM controller designed for Intel VR11.1 applications, manufactured by Renesas Electronics Corporation. It features integrated MOSFET drivers and light load efficiency enhancements. The device operates with a switching frequency range of 80 kHz to 1 MHz and supports output voltages from 500 mV to 1.6 V. It is housed in a 48-QFN (7x7) package and functions within an operating temperature range of 0°C to +70°C. The component utilizes a 5 V working supply voltage and is supplied in cut tape or reel formats.

Special Purpose Regulators Feature Summary

• Three-phase buck PWM controller architecture with integrated MOSFET drivers
• Optimized for Intel VR11.1 processor power regulation standards
• Includes light load efficiency enhancement capabilities

Special Purpose Regulators Applications

• Intel VR11.1 processor voltage regulation modules
• Multi-phase CPU core power delivery systems
• High-density server and workstation power supplies

Special Purpose Regulators Procurement Notes

Verify component authenticity through authorized Renesas distributors due to potential counterfeit risks. Confirm RoHS compliance status and moisture sensitivity level (MSL 3) prior to soldering. Ensure storage conditions maintain humidity control to prevent package damage. Validate that the specific suffix matches design requirements for packaging type.

Special Purpose Regulators Selection Notes

Select this controller for designs requiring strict adherence to Intel VR11.1 specifications. Consider the 48-QFN package size for PCB space constraints. Evaluate thermal management needs given the 70°C maximum operating temperature limit. Ensure input voltage ranges align with system bus availability for stable operation.

Special Purpose Regulators Part Context

This component belongs to the ISL6333C series of power management ICs. It serves as a specialized solution for high-performance computing applications requiring precise multi-phase control. The series integrates driver circuits to reduce external component count and improve transient response characteristics compared to discrete solutions.

Special Purpose Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Renesas technical support or use official cross-reference tools to identify compatible alternatives.