NCP81245MNTXG

Overview

The NCP81245MNTXG is a switching controller designed for IMVP8 applications, featuring a 3+2+1 SVID control architecture. It supports three independent outputs with a buck topology. The device operates within a switching frequency range of 300 kHz to 750 kHz and delivers a maximum duty cycle of 100%. It accommodates an output voltage of up to 3.5 V and provides an output current capability of 200 uA. The component functions reliably across a temperature range from -40°C to +100°C and is housed in a QFN-52 package suitable for surface mount installation.

Feature Summary

• Implements IMVP8 standard compliance with integrated SVID communication for precise voltage regulation.
• Supports multi-rail power delivery through a 3+2+1 channel configuration for complex processor loads.
• Features adjustable switching frequency operation to optimize efficiency and electromagnetic interference performance.

Applications

• Processor core voltage regulation for high-performance computing platforms
• System agent and memory controller power supply generation
• IMVP8 compliant motherboard designs requiring multi-phase control

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct packaging and tape-and-reel specifications. Confirm that the QFN-52 footprint matches the target PCB layout dimensions. Cross-reference the IMVP8 version support with the host processor requirements to guarantee protocol compatibility before finalizing procurement orders.

Selection Notes

Select this component when designing systems requiring strict adherence to Intel IMVP8 specifications for multi-rail power management. Evaluate the thermal performance within the specified operating temperature range to ensure reliability under load. Consider the 3+2+1 channel structure to determine if it aligns with the specific voltage domain requirements of the target application architecture.

Part Context

This part belongs to onsemi's portfolio of power management integrated circuits focused on server and workstation applications. It complements other controllers in the series by providing specialized multi-output control capabilities. The device addresses the need for efficient, regulated power delivery in modern digital processors requiring multiple distinct voltage rails.

Replacement Considerations

NCP81246MNTXG