QT1553-25

Pulse Transformers Overview

The QT1553-25 is a MIL-STD-1553 pulse transformer manufactured by iNRCORE, LLC. It features a primary-to-secondary turns ratio of 1CT:1.5CT and supports through-hole mounting. The component measures 0.500 inches in length, 0.350 inches in width, with a maximum height of 0.250 inches (12.70mm x 8.89mm x 6.35mm). Designed for ruggedized applications, it operates within standard environmental conditions specified for military standards.

Pulse Transformers Feature Summary

• Complies with MIL-STD-1553 requirements for data bus signal integrity
• Utilizes center-tapped winding configuration for balanced signal transmission
• Constructed for high-reliability performance in defense and aerospace environments

Pulse Transformers Applications

• Military avionics data bus systems
• Aerospace communication interfaces
• Defense electronics signal coupling

Pulse Transformers Procurement Notes

Verify the manufacturer designation as iNRCORE, LLC or its associated brand Pulser when sourcing components. Confirm that the specific part number QT1553-25 matches the required 1CT:1.5CT turns ratio and physical dimensions. Ensure the procurement channel provides authentic documentation to guarantee compliance with MIL-STD-1553 specifications for critical system integration.

Pulse Transformers Selection Notes

Select this component when a 1CT:1.5CT impedance transformation is required for MIL-STD-1553 buses. Consider the through-hole package style and specific footprint dimensions of 0.500 inches by 0.350 inches for board layout compatibility. Evaluate thermal and mechanical constraints to ensure the low-profile design fits within the designated equipment envelope without interference.

Pulse Transformers Part Context

This model belongs to the Q1553 series of ruggedized pulse transformers designed specifically for MIL-STD-1553 data bus applications. The series offers various turns ratios and configurations to suit different system impedance requirements while maintaining signal fidelity across harsh operational environments typical of military and aerospace platforms.

Pulse Transformers Replacement Considerations

Compatible substitutes include models from the same family such as QT1553-21 or QT1553-45, provided the turns ratio and pinout configuration match the original circuit design requirements.