DRQ127-100-R

Arrays, Signal Transformers Overview

The DRQ127-100-R is a shielded drum core power inductor array manufactured by Eaton - Electronics Division. It features two coils with a nominal parallel inductance of 10.47 µH and a series inductance of 41.88 µH, both with a ±20% tolerance. The component has a parallel DC resistance (DCR) of 17.2 mΩ and a series DCR of 68.6 mΩ. Rated current is 6.04 A in parallel and 3.02 A in series, while saturation currents reach 11.2 A (parallel) and 5.6 A (series). It operates from -40°C to 125°C and uses a surface mount package measuring 12.50mm x 12.50mm x 8.00mm.

Arrays, Signal Transformers Feature Summary

• Dual-coil configuration allowing flexible series or parallel circuit integration
• Shielded drum core design for high power density and magnetic containment
• Surface mount construction optimized for automated PCB assembly

Arrays, Signal Transformers Applications

• SEPIC converter circuits
• High-density power supply filtering
• Multi-phase interleaved power stages

Arrays, Signal Transformers Procurement Notes

Verify the exact part number against manufacturer documentation to ensure correct inductance and current ratings. Confirm RoHS3 compliance status if required by specific environmental regulations. Check for any recent Product Change Notifications regarding manufacturing lines or packaging updates before finalizing procurement orders.

Arrays, Signal Transformers Selection Notes

Select this component when dual-inductor functionality is needed in a compact footprint. Ensure the operating current remains within the specified rated limits for either series or parallel connection modes. Verify that the physical dimensions fit the designated board space and that thermal management supports the 125°C maximum operating temperature.

Arrays, Signal Transformers Part Context

This part belongs to the DRQ series of shielded drum core inductors from Eaton. These components are designed for high-power applications requiring robust magnetic shielding and low profile. The series offers various inductance values tailored for different power conversion needs while maintaining consistent mechanical dimensions for standardized placement.

Arrays, Signal Transformers Replacement Considerations

Direct substitutes include other DRQ series variants with similar electrical characteristics. Verify compatibility by comparing inductance, current ratings, and physical dimensions. Consult Eaton documentation for cross-reference lists to identify equivalent parts with matching performance specifications.