IR3570AMQA03TRP

Special Purpose Regulators Overview

The IR3570AMQA03TRP is a dual-output voltage regulator controller manufactured by Infineon Technologies. It supports Intel VR12 and VR12.5 protocols, as well as AMD SVI1 and SVI2 interfaces. The device operates with a 3.3V input supply and functions within a temperature range of -40°C to 85°C. It is housed in a 40-pin PG-VQFN package with exposed pad.

Special Purpose Regulators Feature Summary

• Supports Intel VR12/VR12.5 and AMD SVI1/SVI2 communication protocols
• Dual output configuration for multi-phase power delivery
• Integrated protection features for reliable operation

Special Purpose Regulators Applications

• Intel VR12 compliant server platforms
• AMD SVI1/SVI2 compatible processor power stages
• High-performance computing motherboard designs

Special Purpose Regulators Procurement Notes

This component is officially discontinued and no longer in production. Verification of availability should focus on surplus or secondary market sources rather than direct manufacturer distribution. Confirm end-of-life status and ensure compatibility with existing design specifications before procurement consideration.

Special Purpose Regulators Selection Notes

Select this part only if the design requires specific support for Intel VR12/VR12.5 or AMD SVI1/SVI2 protocols with a dual-output architecture. Verify that the 40-VFQFN package fits the PCB layout constraints. Due to discontinuation, evaluate alternative components from the same family or newer generations that maintain protocol compatibility.

Special Purpose Regulators Part Context

The IR3570 belongs to Infineon's multiphase controller portfolio designed for high-current CPU and GPU power delivery. It integrates control logic for synchronous buck converters, enabling efficient power management in demanding computing environments. The AMQA suffix indicates specific packaging and tape-and-reel configuration details.

Special Purpose Regulators Replacement Considerations

Consult Infineon's official product transition documents for confirmed substitute part numbers. Direct replacements must maintain identical pinout, protocol support, and thermal characteristics to ensure board-level compatibility without redesign.