ECSTA1V0504-1100-R

Overview

The ECSTA1V0504-1100-R is a board-mount current sensing transformer from Eaton Electronics, designed for surface mount technology (SMT) applications. It features an EE4.4 package with dimensions of 4.8 mm x 3.65 mm x 3.55 mm. The component operates within a frequency range of 50 kHz to 1 MHz and supports a primary current rating of 7 A. Key electrical specifications include a turns ratio of 1:100, a maximum inductance of 820 µH, a primary DC resistance of 3 Ω, and a secondary DC resistance of 9.5 Ω. It is qualified under the AEC-Q200 standard for automotive reliability.

Feature Summary

• AEC-Q200 qualified for automotive electronic reliability standards
• Compact EE4.4 surface mount package design
• Low DC resistance on both primary and secondary windings

Applications

• Automotive power supply current monitoring
• High-frequency switching circuit protection
• On-board charging systems

Procurement Notes

Verify the specific part number suffix against official Eaton documentation to ensure correct packaging and tolerance specifications. Confirm that the AEC-Q200 qualification aligns with your project's automotive reliability requirements. Cross-reference the electrical parameters, particularly the 820 µH inductance and 1:100 ratio, with your circuit design needs before finalizing procurement orders.

Selection Notes

Select this component when a compact SMT solution is required for high-frequency current sensing in automotive environments. The 1:100 turns ratio and 7 A primary rating suit applications needing precise isolation and measurement. Ensure the PCB layout accommodates the EE4.4 footprint and that the operating temperature range meets system constraints.

Part Context

This device belongs to the ECSTA series of current sense transformers manufactured by Eaton Electronics. The series utilizes an EE4.4 core geometry optimized for surface mount assembly. These components are engineered to provide galvanic isolation while maintaining signal integrity in high-speed switching applications common in modern electronic control units.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.