TX1344NL

Overview

The TX1344NL is a surface mount telecom transformer module designed for T1, E1, CEPT, and ISDN-Pri applications. It features an octal configuration with eight ports, providing signal isolation and impedance matching for high-speed digital transmission lines. The component operates within a temperature range of -40°C to +85°C and utilizes a gull-wing SMD package. Key electrical specifications include a minimum open-circuit inductance of 1.2 mH, a 1:1 turns ratio, and a maximum DC resistance of 850 mOhms. The device supports dual-channel operation and offers 1.5 kV insulation voltage.

Feature Summary

• Octal multi-port architecture supporting up to eight independent channels
• Surface mount construction optimized for automated assembly processes
• High insulation voltage rating ensuring signal integrity and safety
• Wide operating temperature range suitable for diverse environmental conditions

Applications

• T1 network interface equipment
• E1 telecommunications systems
• CEPT standard digital transmission interfaces
• ISDN Primary Rate Interface (PRI) hardware

Procurement Notes

Verify the specific datasheet version to confirm pinout compatibility and mechanical dimensions before integration. Ensure that the selected supplier provides components with valid RoHS compliance documentation. Check moisture sensitivity levels and reflow soldering profiles to prevent damage during assembly. Confirm that the packaging type matches your production line requirements for handling and storage.

Selection Notes

Select this component when designing circuits requiring isolated signal transmission for T1 or E1 standards. The eight-port design reduces board space compared to individual transformers. Verify that the 1.2 mH inductance meets the low-frequency response requirements of your specific application. Consider the thermal performance and mounting constraints associated with the surface mount package.

Part Context

This part belongs to Pulse Electronics' audio and signal transformer portfolio, specifically tailored for telecommunications infrastructure. It serves as a critical passive component for maintaining signal quality in digital subscriber lines and carrier-grade networking equipment. The module integrates multiple windings into a single compact unit to simplify circuit design.

Replacement Considerations

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