DRQ125-8R2-R

Arrays, Signal Transformers Overview

The Eaton DRQ125-8R2-R is a shielded dual-winding power inductor array featuring a drum core design. It provides an individual inductance of 8.2 µH with a ±20% tolerance. The component supports parallel connection for 8.048 µH at 7.86 A rated current, or series connection yielding 32.19 µH at 3.93 A. DC resistance is 17.6 mΩ per coil. Operating temperature ranges from -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Dual-winding configuration enabling flexible series and parallel circuit integration
• Shielded drum core construction minimizes electromagnetic interference
• High power density suitable for compact surface-mount designs

Arrays, Signal Transformers Applications

• DC-DC converter output filtering
• Power supply input stages
• SEPIC converter topologies

Arrays, Signal Transformers Procurement Notes

Verify the specific datasheet version against the manufacturer's official documentation before finalizing specifications. Confirm that the package style matches the required reel or cut tape format for the assembly line. Ensure the voltage rating and thermal characteristics align with the target application environment to prevent derating issues during operation.

Arrays, Signal Transformers Selection Notes

Select this component when a dual-inductor solution is required to save board space compared to discrete parts. The shielded design is critical for applications sensitive to magnetic coupling. Evaluate the saturation current requirements carefully, as the dual-coil structure offers distinct performance metrics depending on whether the windings are connected in series or parallel configurations.

Arrays, Signal Transformers Part Context

This part belongs to the DRQ series of high-power shielded inductors manufactured by Eaton Electronics Division. The series utilizes ferrite drum cores to achieve high saturation levels. The DRQ125-8R2-R specifically addresses needs for dual-channel power management where magnetic shielding prevents interference with nearby sensitive components.

Arrays, Signal Transformers Replacement Considerations

Direct replacements within the same series include DRQ125-1R0-R and DRQ125-220-R. Verify pinout compatibility and physical dimensions when substituting with other manufacturers' dual-winding arrays.