FAN5019BMTCX

Special Purpose Regulators Overview

The FAN5019BMTCX is a multi-phase DC-DC controller designed for high-current, low-voltage CPU core power regulation. It functions as a 6-bit VID controller compatible with VR10.X specifications. The device supports 2 to 4 phase configurations to deliver precise voltage regulation for processors. Manufactured by Fairchild Semiconductor, it utilizes a TSSOP package to facilitate integration into compact motherboard designs requiring efficient power management solutions.

Special Purpose Regulators Feature Summary

• Multi-phase DC-DC control architecture for CPU core power
• Integrated 6-bit VID interface for processor communication
• Supports VR10.X standard compliance
• Configurable for 2 to 4 phase operation

Special Purpose Regulators Applications

• CPU core power regulation circuits
• High-current low-voltage power supplies
• Motherboard power delivery systems

Special Purpose Regulators Procurement Notes

Verify the component status as discontinued or obsolete through official manufacturer channels before procurement planning. Confirm that the specific suffix MTCX matches the required TSSOP package and lead-free RoHS compliance requirements. Ensure compatibility with existing VR10.X based processor designs. Request updated lifecycle documentation from authorized distributors to confirm availability and substitute options if necessary.

Special Purpose Regulators Selection Notes

Select this controller when designing power stages for processors requiring VR10.X compliance and multi-phase current sharing. It is suitable for applications needing precise VID-based voltage adjustment. Consider the TSSOP package constraints for PCB layout. Evaluate thermal performance requirements for the specific number of phases implemented in the target design.

Special Purpose Regulators Part Context

This component belongs to the FAN5019 series of multi-phase controllers developed by Fairchild Semiconductor. It is part of a family of power management ICs aimed at server and workstation platforms. The series includes variants like the FAN5018B, offering similar control capabilities for different phase counts or feature sets within the same architectural framework.

Special Purpose Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.