FAN5093MTC

Special Purpose Regulators Overview

The FAN5093MTC is a dual-phase interleaved synchronous buck converter controller manufactured by onsemi. Designed for Intel Pentium IV processor voltage regulation, it operates with an input voltage of 12V and provides an adjustable output voltage range from 1.1V to 1.85V. The device utilizes current mode control architecture to manage power delivery efficiently. It is housed in a 28-TSSOP surface-mount package with a width of 4.40mm. The component supports operation within a standard commercial temperature range of 0°C to 70°C.

Special Purpose Regulators Feature Summary

• Dual-phase interleaved synchronous buck converter control
• Current mode control architecture for stable regulation
• Integrated design for processor core voltage supply

Special Purpose Regulators Applications

• Intel Pentium IV processor voltage regulation
• Switched-mode power supply systems
• Desktop computer motherboard power stages

Special Purpose Regulators Procurement Notes

Verify the specific ordering suffix against the official datasheet to ensure correct packaging and pinout configuration. Confirm that the procurement channel sources genuine onsemi components to avoid counterfeit parts. Check the RoHS compliance status and material composition declaration if environmental regulations apply to the target assembly. Ensure the supplier provides valid traceability documentation for quality assurance purposes.

Special Purpose Regulators Selection Notes

Select this component when designing power stages for legacy Intel Pentium IV platforms requiring dual-phase synchronization. Evaluate thermal management requirements based on the 28-TSSOP package limitations and the 0°C to 70°C operating range. Compare performance against single-phase alternatives if higher current density is needed. Verify compatibility with the target processor's VID (Voltage ID) signaling interface before finalizing the schematic design.

Special Purpose Regulators Part Context

This part belongs to the FAN509x series of power management integrated circuits focused on CPU core voltage regulation. It complements other controllers in the family by offering a two-phase solution for higher current applications. The series addresses the specific timing and load-line requirements of high-performance desktop processors from the early 2000s era.

Special Purpose Regulators Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Designers should consult the manufacturer's official cross-reference guides or contact technical support directly for qualified replacement options.