T1231T

Pulse Transformers Overview

The T1231T is a surface-mount audio transformer from Pulse Electronics, designed for T1/E1 applications. It features a 1:2.4 turns ratio for the transmitter section and a 1:1 ratio for the receiver section. The component provides an inductance of 1mH and operates within a temperature range of -40°C to 85°C. Its physical dimensions are 1.125 inches in length, 0.485 inches in width, with a maximum seated height of 0.230 inches.

Pulse Transformers Feature Summary

• Designed for T1/E1 signal transmission and reception
• Surface mount package construction
• Dual-section configuration with distinct transmitter and receiver ratios

Pulse Transformers Applications

• T1 line interface circuits
• E1 network equipment
• ISDN primary rate interface systems

Pulse Transformers Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to confirm exact electrical characteristics and packaging details. Ensure compatibility with existing board layouts regarding surface mount footprint dimensions and thermal requirements. Cross-reference datasheet specifications for inductance and operating temperature ranges prior to integration.

Pulse Transformers Selection Notes

Select this component for applications requiring standardized T1/E1 impedance matching and signal isolation. Consider the surface mount form factor for automated assembly processes. Evaluate the 1:2.4 and 1:1 turn ratios against system design requirements for transmitter and receiver channels respectively.

Pulse Transformers Part Context

This transformer belongs to the Pulse Electronics audio and signal transformer portfolio. It serves as a passive magnetic component for digital telecommunication interfaces. The device supports high-frequency signal integrity required for standard time-division multiplexing protocols.

Pulse Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official distributor databases or manufacturer cross-reference guides for compatible alternatives.