TX1287NLT

Overview

The TX1287NLT is a dual T1/E1 pulse transformer manufactured by Pulse Electronics, designed for surface mount applications. It features an inductance of 1.2 mH with a turns ratio configuration of 1CT:2.42CT and 1CT:2.42CT. The component operates within a temperature range of -40°C to +125°C and is available in tape and reel packaging.

Feature Summary

• Dual channel design supporting T1 and E1 signaling standards
• Encapsulated construction for isolation and data interface integrity
• Surface mount technology compatible for automated assembly

Applications

• T1 line interface circuits
• E1 line interface circuits
• Telecommunications equipment requiring signal isolation

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure correct packaging and terminal configuration. Confirm that the active status aligns with long-term supply requirements. Cross-reference the mechanical dimensions with the PCB footprint to prevent mounting errors during integration.

Selection Notes

Select this component when designing interfaces for T1 or E1 digital transmission lines requiring galvanic isolation. Ensure the system voltage and current ratings exceed the transformer's specifications. Consider the surface mount profile and operating temperature range compatibility with the final assembly environment.

Part Context

This part belongs to the Pulse Transformers series from Pulse Electronics, specialized for telecom applications. It serves as a critical interface component for synchronizing and isolating digital signals in high-speed data transmission networks, ensuring signal integrity between network nodes.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.