NCP5387MNR2G

Overview

The NCP5387MNR2G is a high-performance, multi-phase controller designed for CPU voltage regulation. It supports 2, 3, or 4-phase configurations with integrated drivers. The device features a single SVID interface for direct communication with processors. It includes programmable VID codes and dynamic voltage scaling capabilities. The controller manages power delivery efficiency through adaptive duty cycle control. It operates within a wide input voltage range suitable for server and desktop applications.

Feature Summary

• Supports configurable 2, 3, or 4-phase operation for flexible power design
• Integrates a single SVID interface for simplified processor communication
• Provides adaptive duty cycle control to optimize transient response
• Includes built-in protection mechanisms for system reliability

Applications

• Desktop computer CPU power supplies
• Server motherboard voltage regulation modules
• Notebook CPU core voltage regulation
• High-performance computing platforms requiring multi-phase control

Procurement Notes

Verify the complete part number including suffixes such as MNR2G against official ON Semiconductor documentation to ensure correct package type and tape-and-reel specifications. Confirm that the revision level matches your design requirements. Cross-reference the datasheet version date to ensure all electrical characteristics are current. Ensure compatibility with your specific processor's SVID protocol version before procurement.

Selection Notes

Select this component when designing CPU power stages requiring 2 to 4 phases with integrated driver functionality. It is suitable for applications needing SVID interface support for dynamic voltage adjustment. Consider its thermal performance and pinout compatibility with your PCB layout. Evaluate if its specific protection features align with your system safety requirements compared to other controllers in the NCP53xx family.

Part Context

This part belongs to the NCP5387 series of multi-phase controllers from ON Semiconductor. It is an evolution of earlier designs like the NCP5393, offering enhanced integration. The series targets high-efficiency CPU power delivery. It competes with similar multi-phase controllers in the market. The MNR2G suffix indicates a specific surface-mount package configuration.

Replacement Considerations

Direct replacements may include NCP5393 variants or NCP5392 models depending on phase count needs. Verify pin-to-pin compatibility and SVID protocol support. Check if alternative parts offer similar protection features and switching frequencies. Ensure substitute components meet the same thermal and electrical specifications for your specific application.