PM41052B1-F3EI

Overview

The PM41052B1-F3EI is a PCIe Gen4 switch from Microchip Technology's Switchtec family. It features 52 lanes and 28 ports, designed for high-performance data center infrastructure. The device supports PCIe Gen4 x4 links and utilizes a 753-ball BGA package. Key interfaces include JTAG, UART, and I2C for management. It is engineered to provide low latency and high throughput for AI and storage applications.

Feature Summary

• Supports PCIe Gen4 x4 link speeds for high-bandwidth data transfer
• Integrates 52 lanes across 28 ports for scalable connectivity
• Includes dedicated management interfaces such as JTAG and UART

Applications

• AI and machine learning server architectures
• High-density storage area networks (SAN)
• Data center compute node interconnects

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm lot codes and date codes against current production status. Ensure handling procedures comply with moisture sensitivity levels specified in the datasheet. Validate packaging integrity prior to installation to prevent damage to the fine-pitch ball grid array contacts.

Selection Notes

Select this component when designing systems requiring extensive PCIe lane expansion with Gen4 performance. Evaluate thermal requirements due to the high pin count in the 753-BBGA package. Consider compatibility with existing host controllers that support PCIe Gen4 protocols. Assess power delivery constraints relative to the maximum operating current specifications provided in the electrical characteristics section of the official documentation.

Part Context

This part belongs to the Switchtec PCIe switch family, which focuses on non-transparent bridging and fanout capabilities. It complements other models like the PM40052B by offering specific port configurations optimized for modern server topologies. The series emphasizes reliability and advanced error reporting features for critical infrastructure environments.

Replacement Considerations

Consult official substitution lists for compatible Switchtec variants. Verify pin-to-pin compatibility and electrical parameter alignment before replacing. Cross-reference interface support to ensure functional equivalence in the target design.