DRQ127-220-R

Arrays, Signal Transformers Overview

The DRQ127-220-R is a shielded two-coil inductor array manufactured by Eaton - Electronics Division. It features a ferrite drum core and wirewound construction designed for surface-mount applications. The component provides an inductance of 22.93 µH with a tolerance of ±20%. In parallel configuration, it supports a rated current of 4 A and a saturation current of 7.57 A, with a DC resistance of 39.1 mΩ. In series configuration, the inductance rises to 91.72 µH, supporting a rated current of 2 A and a saturation current of 3.78 A, with a DC resistance of 157 mΩ. The device operates within a temperature range of -40°C to 125°C.

Arrays, Signal Transformers Feature Summary

• Dual-coil architecture enabling flexible circuit integration through selectable parallel or series connection modes.
• Shielded magnetic design utilizing a ferrite drum core to minimize electromagnetic interference.
• Surface-mount package optimized for automated PCB assembly processes.

Arrays, Signal Transformers Applications

• SEPIC converter circuits
• High-power shielded drum core inductor applications
• General-purpose power filtering in electronic systems

Arrays, Signal Transformers Procurement Notes

Verify the specific manufacturer part number against official Eaton documentation to ensure authenticity. Confirm that the received components match the specified electrical parameters, including inductance values and resistance ratings. Check for compliance with RoHS3 standards and appropriate moisture sensitivity levels prior to installation.

Arrays, Signal Transformers Selection Notes

Select this component when a dual-inductor solution is required for SEPIC converters or similar topologies. Choose the parallel configuration for higher current handling capabilities or the series configuration for increased inductance values. Ensure the physical footprint dimensions align with the target printed circuit board layout constraints.

Arrays, Signal Transformers Part Context

This component belongs to the DRQ series of shielded drum core inductors from Eaton - Electronics Division. The series is characterized by high-power capabilities and robust magnetic shielding. These inductors are engineered for demanding power electronics environments requiring reliable performance under varying thermal conditions.

Arrays, Signal Transformers Replacement Considerations

Consult official Eaton documentation for verified substitute part numbers within the DRQ series. Cross-reference specifications such as inductance, current ratings, and physical dimensions before implementing any alternative components.

Arrays, Signal Transformers FAQ

What is the difference between the parallel and series configurations?

In parallel, the inductance is 22.93 µH with a rated current of 4 A. In series, the inductance increases to 91.72 µH, but the rated current decreases to 2 A.

What core material is used in this inductor?

The DRQ127-220-R utilizes a ferrite drum core with wirewound construction.