IR3563BMTR1PBF

Special Purpose Regulators Overview

The IR3563BMTR1PBF is an Intel VR12/VR12.5 compliant 8-phase PWM controller designed for high-performance data processing systems. It operates within a switching frequency range of 200 kHz to 2 MHz and utilizes a 48-QFN (6x6 mm) package with exposed pad. The device supports digital control interfaces including VID, SMBus, and PMBus for configuration and monitoring. It features integrated bootstrap drivers and protection mechanisms such as over-current, over-voltage, and thermal shutdown. The component is manufactured by Infineon Technologies and is currently classified as End-of-Life (EOL).

Special Purpose Regulators Feature Summary

• Supports Intel VR12 and VR12.5 specifications for CPU core voltage regulation.
• Enables precise multi-phase power delivery through digital interface control.
• Integrates gate drivers with bootstrap functionality for synchronous buck applications.

Special Purpose Regulators Applications

• Intel Xeon processor core power supplies.
• High-density server motherboard VRMs.
• Data processing system power architectures.

Special Purpose Regulators Procurement Notes

This component is officially discontinued by the manufacturer. Availability is restricted to surplus distributors or secondary market channels. Verify authenticity and storage history carefully due to potential moisture sensitivity degradation. Confirm package integrity and pin condition before integration into new designs.

Special Purpose Regulators Selection Notes

Designers should consider this part only for maintenance or legacy system upgrades. New designs must utilize current generation equivalents that support updated power management protocols. Evaluate supply chain stability and long-term availability risks associated with end-of-life components prior to procurement.

Special Purpose Regulators Part Context

The IR3563B belongs to Infineon's family of multi-phase controllers targeting high-end computing platforms. It replaces earlier generations like the IR3563A, offering enhanced digital control capabilities and improved transient response characteristics for modern processor power requirements.

Special Purpose Regulators Replacement Considerations

Official substitutes include the IR3563BMTRPBF. Designers may also evaluate newer generations such as the IR352xx series for updated feature sets and continued manufacturing support.

Special Purpose Regulators FAQ

What control interfaces does the IR3563BMTR1PBF support?

It supports VID, SMBus, and PMBus interfaces for configuration and monitoring.

Is the IR3563BMTR1PBF suitable for new designs?

No, it is an End-of-Life product and not recommended for new designs.