DTLC1553-45

Overview

The DTLC1553-45 is a pulse transformer designed for MIL-STD-1553 bus interface applications. It features a 16-terminal through-hole package configuration suitable for robust mounting requirements. The component supports specific turn ratios including 1CT:2.5CT and 1CT:1.79CT to facilitate signal coupling. It operates with a 100Vrms rating and includes primary DC resistance of 1 Ohm and secondary DC resistance of 3.5 Ohms. This design ensures reliable data transmission in demanding digital communication environments.

Feature Summary

• Designed specifically for MIL-STD-1553 bus interface applications
• Provides galvanic isolation via pulse transformer technology
• Supports multiple turn ratio configurations for signal matching

Applications

• MIL-STD-1553 bus interface circuits
• Digital communication systems requiring isolated signal coupling
• Avionics and military electronic equipment interfaces

Procurement Notes

Verify the exact datasheet version against the manufacturer's official documentation before procurement. Confirm that the 16-terminal through-hole package aligns with your PCB layout constraints. Ensure the specified turn ratios match your circuit design requirements. Cross-reference the part number with authorized distributors to avoid counterfeit components. Check for any recent product change notifications from iNRCORE, LLC regarding this specific model.

Selection Notes

Select this component when a dedicated MIL-STD-1553 interface transformer is required. Consider the 16-terminal through-hole form factor for mechanical stability. Evaluate the specific turn ratios (1CT:2.5CT and 1CT:1.79CT) against your impedance matching needs. Verify the voltage and resistance parameters fit within your system's operational limits. Compare against similar models like DGL1553-45 if pinout compatibility differs.

Part Context

This part belongs to iNRCORE's line of pulse transformers tailored for military standard communications. It shares functional similarities with other models in the 1553 series, such as DGL1553-45 and FL1553-45A. These components are engineered to meet rigorous reliability standards for defense and aerospace applications. The family focuses on providing robust signal isolation for high-speed digital buses.

Replacement Considerations

Direct substitutes may include DGL1553-45 or FL1553-45A, provided pinout and electrical characteristics match. Verify compatibility with existing board layouts before substitution. Consult official replacement guides from iNRCORE for approved alternatives.