BX2577LNL

Overview

The BX2577LNL is an ADSL signal transformer module manufactured by Pulse Electronics. Designed for Globespan CPE chipsets, it features a single channel with SMD/SMT termination. The component operates within a frequency range of 1 MHz to 100 MHz and provides electrical isolation with an insulation voltage of 1.5 kV. It utilizes a ceramic core and is unshielded. The physical dimensions are 13.97 mm in length, 12.57 mm in width, and 4.57 mm in height. Primary-to-secondary turns ratios are specified as 1:4 for the transmitter and 1:2 for the receiver.

Feature Summary

• Optimized for ADSL applications in Globespan CPE chipsets
• Provides galvanic isolation between circuit sections
• Supports surface-mount assembly for automated manufacturing

Applications

• ADSL Customer Premises Equipment (CPE)
• Globespan chipset integration
• Digital Subscriber Line interface circuits

Procurement Notes

Verify the manufacturer part number against official Pulse Electronics documentation to ensure authenticity. Confirm that the specific suffix matches the required configuration. Check RoHS compliance status through the manufacturer's official declarations. Ensure storage conditions align with component specifications to maintain performance integrity before installation.

Selection Notes

Select this component when designing ADSL interfaces requiring compatibility with Globespan CPE architectures. Consider the 1.5 kV isolation rating for safety requirements. Evaluate the 13.97 mm x 12.57 mm footprint against available PCB space. Verify that the unshielded design meets electromagnetic interference constraints for the target application environment.

Part Context

This component belongs to the category of audio and signal transformers produced by Pulse Electronics. It serves as a passive magnetic element for data communication lines. The product line focuses on providing reliable signal coupling and isolation for telecommunications equipment. It supports the transition from legacy copper-based digital subscriber lines to integrated modem solutions.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official distributor databases or manufacturer cross-reference guides for potential alternatives.