TX1263NLT

Overview

The TX1263NLT is a surface-mount LAN transformer manufactured by Pulse Electronics, designed for T1/E1/CEPT/ISDN-Pri applications. It features four ports with a turns ratio of 1:2 for both transmitter and receiver circuits. The component provides an inductance of 1200 µH and operates within a frequency range of 100 kHz to 100 MHz. It supports a minimum operating temperature of -40°C and a maximum of +85°C. The unit utilizes SMD/SMT termination and is available in Cut Tape, Reel, or MouseReel packaging formats.

Feature Summary

• Supports T1/E1/CEPT/ISDN-Pri communication standards
• Quad port configuration with 1:2 turns ratio
• Surface mount design for automated assembly

Applications

• T1 network interface equipment
• E1 telecommunication systems
• CEPT standard transmission devices
• ISDN Primary Rate Interface hardware

Procurement Notes

Verify the specific ordering suffix when sourcing this component. The 'NL' designation indicates the base part number, while adding a 'T' suffix creates the 'TX1263NLT' variant, which specifies tape and reel packaging. Confirm that the required packaging format matches the production line capabilities. Ensure the selected variant aligns with the intended manufacturing process and inventory handling requirements.

Selection Notes

Select this component for designs requiring quad-channel isolation for T1/E1 protocols. The 1200 µH inductance value suits high-frequency signal integrity needs. Consider the surface mount package type for compact PCB layouts. Verify thermal performance against the specified -40°C to +85°C operational range. Ensure the 1:2 turns ratio matches the circuit impedance requirements.

Part Context

This component belongs to the HX series of audio and signal transformers produced by Pulse Electronics. It falls under the LAN Transformers subcategory, specifically engineered for telecom applications. The product is RoHS compliant and classified as active. It serves as a critical isolation element in digital transmission interfaces, ensuring signal fidelity across network boundaries.

Replacement Considerations

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