ISL6334DIRZ

Special Purpose Regulators Overview

The ISL6334DIRZ is a VR11.1 compliant, 4-phase PWM controller designed for microprocessor core voltage regulation. It operates with an input voltage range of 3 V to 12 V and provides an adjustable output voltage from 0.5 V to 1.6 V. The device supports up to 200 A output current capability and functions within a temperature range of -40°C to +85°C. It utilizes a 40-QFN (6x6 mm) package.

Special Purpose Regulators Feature Summary

• Complies with Intel VR11.1 specifications for accurate load current reporting via the IMON pin.
• Supports phase dropping and diode emulation to maintain high efficiency at light loads.
• Features droop disabled operation mode for specific voltage positioning requirements.

Special Purpose Regulators Applications

• Intel processor core voltage regulation
• Multiphase synchronous buck converter designs
• High-efficiency power supply systems requiring fast transient response

Special Purpose Regulators Procurement Notes

Verify component authenticity through authorized Renesas distributors or certified partners. Confirm lot traceability and RoHS compliance status prior to integration. Ensure storage conditions adhere to moisture sensitivity level requirements to prevent package damage during soldering processes.

Special Purpose Regulators Selection Notes

Select this controller for applications requiring strict adherence to VR11.1 standards with simplified control loop design. Consider the 40-QFN package constraints for thermal management and PCB layout. Evaluate system requirements against the specified input and output voltage ranges to ensure compatibility with target processor loads.

Special Purpose Regulators Part Context

This component belongs to the ISL6334 family of multiphase controllers manufactured by Renesas Electronics. It is engineered to drive interleaved synchronous-rectified buck channels, reducing input and output ripple currents compared to single-phase solutions. The architecture allows for fewer passive components and reduced implementation area in dense computing environments.

Special Purpose Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify cross-reference data directly with Renesas technical support or official distributor databases before considering alternative components.