TTC-5024

Overview

The Tamura TTC-5024 is a surface mount audio transformer designed for voice and modem applications. It features a primary impedance of 600 Ohms and a secondary impedance of 330 Ohms with a 1:1 turns ratio. The device operates within a frequency range of 200Hz to 4kHz, offering a frequency response of ±0.2dB. Key electrical specifications include a minimum insertion loss of 3dB at 2kHz and a return loss of 16dB minimum across the operating band. It provides 1875VRMS isolation for one second and has a DC resistance of 150 Ohms on both primary and secondary sides.

Feature Summary

• Surface mount construction optimized for automated assembly processes
• High isolation voltage rating ensuring safety compliance in telecom circuits
• Flat lead termination style facilitating reliable PCB mounting

Applications

• Voice communication line interfaces
• Modem signal coupling circuits
• Telecommunications equipment input/output stages

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and specific packaging configuration prior to order placement. Ensure storage conditions align with moisture sensitivity level requirements to maintain component integrity during assembly.

Selection Notes

Select this component when designing circuits requiring balanced audio signal transmission with specific impedance matching between 600 Ohm and 330 Ohm lines. Consider the surface mount package dimensions and thermal characteristics for integration into compact electronic assemblies where space constraints are critical.

Part Context

This part belongs to the TTC series of audio transformers manufactured by Tamura Corporation. It is specifically engineered for telecommunications infrastructure, providing reliable signal coupling while maintaining electrical isolation. The series supports various impedance configurations tailored for different network standards.

Replacement Considerations

TTC-5023 is a documented substitute within the same product family.