DRQ125-102-R

Arrays, Signal Transformers Overview

The DRQ125-102-R is a shielded two-coil power inductor array from the Eaton DRQ series, designed for surface-mount applications. It features a ferrite drum core and offers an inductance of 1000 µH per coil with a ±20% tolerance. The component supports parallel connection (22.36 µH equivalent) with a rated current of 3.7 A and saturation current of 4.71 A, or series connection (89.44 µH equivalent) with a rated current of 1.84 A and saturation current of 2.36 A. It operates within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Dual-shielded construction minimizes electromagnetic interference coupling between coils.
• Ferrite drum core design provides high magnetic efficiency and thermal stability.
• Flexible connectivity allows independent parallel or series configurations for varied circuit requirements.

Arrays, Signal Transformers Applications

• SEPIC converter input/output filtering
• Multi-phase power supply interleaving
• DC-DC converter energy storage

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix 'R' indicates reel packaging when ordering. Confirm RoHS3 compliance status through official documentation prior to integration. Ensure the selected configuration matches the required DC resistance and current ratings for the target application environment.

Arrays, Signal Transformers Selection Notes

Select this component for designs requiring dual isolated inductors in a compact footprint. Evaluate whether parallel or series operation best suits the voltage and current constraints. Consider the 12.5mm x 12.5mm package dimensions for PCB layout compatibility.

Arrays, Signal Transformers Part Context

This part belongs to the Eaton DRQ series of shielded drum core inductors. It shares the standard 12.5mm square footprint with other variants like DRQ125-100-R and DRQ125-220-R, differing primarily in inductance value and current handling capabilities.

Arrays, Signal Transformers Replacement Considerations

Direct substitutes include DRQ125-100-R and DRQ125-220-R from the same series, provided their inductance and current ratings align with the design specifications.

Arrays, Signal Transformers FAQ

What is the maximum operating temperature?

The component is rated for operation up to +125°C.

Does the shielding affect inductance values?

Yes, the shielded drum core design ensures stable inductance by reducing external field interference and internal flux leakage.