PM41028B1-F3EI

Overview

The PM41028B1-F3EI is a high-reliability PCIe switch controller manufactured by Microchip Technology. It features robust error containment, hot- and surprise-plug controllers per port, and end-to-end data integrity protection. The device supports up to eight Gen4 lanes with a maximum bandwidth of 64 GT/s. It operates within a temperature range of -40°C to +105°C and utilizes a 753-ball BBGA package measuring 29x29 mm.

Feature Summary

• High-reliability PCIe architecture with robust error containment mechanisms
• Supports hot- and surprise-plug controllers per port for dynamic system management
• Provides end-to-end data integrity protection across all connections

Applications

• Data center infrastructure requiring high reliability
• Industrial control systems demanding robust connectivity
• Automotive applications necessitating secure data transfer

Procurement Notes

Verify the specific suffix F3EI against official Microchip documentation to ensure compatibility with required pinout and thermal specifications. Confirm RoHS compliance status as regulatory requirements vary by region and application. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before finalizing procurement orders.

Selection Notes

Select this component when designing systems that require high-speed PCIe connectivity with stringent reliability standards. Consider the 753-ball BBGA package constraints for PCB layout and thermal management. Evaluate the need for end-to-end data integrity protection and hot-plug capabilities in your specific application scenario to determine if this controller meets the performance requirements.

Part Context

This part belongs to the Switchtec family of PCIe switches from Microchip Technology. These devices are designed for high-performance computing environments where data integrity and system availability are critical. The PM41028B1-F3EI represents a specific configuration within this portfolio, optimized for scalable and reliable interconnect solutions in modern electronic systems.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult Microchip's official product selector or authorized distributors for potential alternatives or next-generation replacements that maintain functional compatibility.