T1146NLT

Pulse Transformers Overview

The T1146NLT is a dual-channel pulse transformer manufactured by Pulse Electronics, designed for T1/E1 telecommunications applications. It features surface-mount technology with gull-wing terminals and operates within a temperature range of 0°C to +70°C. The component provides an inductance of 1mH per channel and supports turn ratios of 1:2/2.4 and 1:0.79/1. It has a maximum DC resistance of 850 mOhms and offers 1.5 kV isolation voltage. The device is unshielded, moisture-sensitive (MSL Level 3), and complies with RoHS standards.

Pulse Transformers Feature Summary

• Dual-channel configuration supporting T1/E1 signal transmission
• Surface-mount construction with gull-wing termination style
• High insulation voltage capability for circuit protection

Pulse Transformers Applications

• T1 line interface circuits
• E1 line interface circuits
• ISDN-PRI network equipment

Pulse Transformers Procurement Notes

Verify the specific manufacturer part number against official datasheets to ensure compatibility with target circuit designs. Confirm that the surface-mount package dimensions and terminal type align with PCB layout requirements. Check for current supply chain availability and standard lead times, as production cycles may vary. Ensure compliance with regional environmental regulations such as RoHS restrictions before finalizing procurement orders.

Pulse Transformers Selection Notes

Select this component for digital telecommunication interfaces requiring precise impedance matching and signal integrity. The dual-channel design simplifies board space usage compared to single-channel alternatives. Consider the operating temperature range and moisture sensitivity level when planning storage and reflow soldering profiles. Verify that the unshielded nature does not interfere with nearby sensitive components in dense layouts.

Pulse Transformers Part Context

This component belongs to the family of audio and signal transformers specialized for telecommunications. It serves as a critical interface element between digital line drivers and transmission media. The product is categorized under pulse transformers, distinguishing it from power or RF transformers. Its design focuses on maintaining signal fidelity over standard telephone network distances.

Pulse Transformers Replacement Considerations

The T1146NL is listed as an alternative designation for this component. Verify pinout compatibility and electrical specifications before substitution.