IR3570AMIE03TRP

Special Purpose Regulators Overview

The IR3570AMIE03TRP is a dual-output switching controller designed for high-performance voltage regulation. It supports Intel VR12, VR12.5, and AMD SVI1/SVI2 protocols. The device operates with a 3.3V input voltage and provides two independent output channels. It is housed in a PG-VQFN-40-901 package suitable for surface mount applications. The component functions as a specialized power management IC within complex server and workstation power architectures.

Special Purpose Regulators Feature Summary

• Supports Intel VR12, VR12.5, and AMD SVI1/SVI2 digital interface protocols
• Dual-channel architecture for independent voltage regulation
• Integrated control logic for high-efficiency power conversion

Special Purpose Regulators Applications

• Intel VR12 compliant CPU voltage regulation modules
• AMD SVI1 and SVI2 processor power delivery systems
• High-density server and workstation power supplies

Special Purpose Regulators Procurement Notes

This component is officially discontinued and no longer manufactured by Infineon Technologies. Supply is restricted to existing stock or limited factory orders where available. Procurement requires verification of authenticity through authorized channels due to the obsolete status. Buyers must confirm compatibility with legacy designs before acquisition, as replacement components may require circuit adjustments.

Special Purpose Regulators Selection Notes

Engineers should evaluate this part only for maintenance of existing VR12 or AMD SVI-based designs. New projects should consider modern successors with updated protocol support. Verify that the 3.3V input requirement aligns with system rails. Ensure thermal management strategies accommodate the QFN-40 package constraints for sustained operation in dense environments.

Special Purpose Regulators Part Context

The IR3570 series belongs to Infineon’s portfolio of digital multiphase controllers targeting enterprise computing. This specific variant integrates communication interfaces for direct CPU communication. It replaces older analog counterparts by enabling precise telemetry and dynamic voltage scaling. The product line supports the transition to fully digital power management in high-end processors.

Special Purpose Regulators Replacement Considerations

No direct public substitute part numbers are confirmed for this obsolete component. Designers must consult Infineon application notes for recommended upgrades. Alternative solutions may involve discrete controllers combined with external communication bridges. Validate pinout compatibility if substituting with similar dual-output devices.