BX4381NL

Overview

The BX4381NL is a G.Fast transformer manufactured by Pulse Electronics, designed for VDSL applications. It features a toroidal core with a 1.5:1 center-tapped winding configuration. The operational frequency range spans from 2 MHz to 212 MHz. This component serves as a signal transformer for high-speed digital subscriber line interfaces.

Feature Summary

• Designed specifically for G.Fast and VDSL signal transmission requirements
• Utilizes a toroidal magnetic core structure for efficient coupling
• Provides a 1.5:1 center-tapped impedance transformation ratio

Applications

• G.Fast broadband access systems
• VDSL2 network interface units
• Digital Subscriber Line (xDSL) modems

Procurement Notes

Verify the specific suffix against official documentation, as packaging formats such as tray quantities may vary by production batch or distributor channel. Confirm RoHS compliance status directly with the manufacturer's current certification records before finalizing procurement specifications.

Selection Notes

Select this component when designing circuits requiring a 1.5:1 center-tapped transformer for frequencies up to 212 MHz. Ensure the printed circuit board layout accommodates the physical dimensions of the toroidal package and matches the required impedance characteristics for the target VDSL application.

Part Context

Pulse Electronics produces this unit within its audio and signal transformer portfolio. The BX4381NL addresses the need for compact, high-frequency isolation in telecommunications infrastructure, supporting the transition to higher bandwidth copper-based access networks through specialized magnetic design.

Replacement Considerations

Consult official substitution guides for equivalent G.Fast transformers. Verify pinout compatibility and electrical performance metrics before integrating alternative components into existing designs.