HF3545-103Y2R7-T01

Common Mode Chokes Overview

The HF3545-103Y2R7-T01 is a common mode choke coil manufactured by TDK Corporation, designed for power line filtering applications. This component features a two-line configuration with a through-hole mounting style. It provides an inductance of 10 mH at a frequency of 1 kHz and supports a maximum rated current of 2.7 A. The device exhibits a maximum DC resistance (DCR) of 130 mΩ per line. These electrical characteristics define its performance in suppressing electromagnetic interference within electronic circuits.

Common Mode Chokes Feature Summary

• Provides effective common mode noise suppression for power lines
• Utilizes a robust through-hole construction for secure board mounting
• Engineered for high-current handling capabilities up to 2.7 A

Common Mode Chokes Applications

• Power supply input filtering
• Electromagnetic interference suppression in industrial equipment
• Noise reduction in consumer data processing units

Common Mode Chokes Procurement Notes

Verify the specific part number HF3545-103Y2R7-T01 against official TDK documentation to confirm current availability status. Some sources indicate this item may be discontinued or have limited lifecycle support. Ensure compatibility with existing circuit designs regarding current ratings and physical dimensions before procurement. Cross-reference datasheets for any updates on safety certifications or environmental compliance standards relevant to your region.

Common Mode Chokes Selection Notes

Select this component when designing circuits requiring significant common mode attenuation at low frequencies. The 10 mH inductance offers strong impedance against noise while maintaining a low DC resistance to minimize power loss. Consider the 2.7 A current rating to ensure the choke does not saturate under normal operating loads. The through-hole package is suitable for applications requiring mechanical stability and higher current capacity compared to surface-mount alternatives.

Common Mode Chokes Part Context

This component belongs to TDK's HF series of common mode chokes, which are widely used for power line filtering. TDK is a global leader in ferrite materials and magnetic components. The HF series is specifically engineered to address electromagnetic compatibility challenges in various electronic systems, providing reliable noise suppression for sensitive digital and analog circuits.

Common Mode Chokes Replacement Considerations

Publicly confirmed substitute part numbers for this specific model are not available in the provided source material. Engineers should consult TDK's official replacement guides or contact technical support directly for verified equivalents that match the required inductance, current rating, and form factor.