DRQ74-221-R

Arrays, Signal Transformers Overview

The DRQ74-221-R is a shielded dual-coil power inductor array manufactured by Eaton Electronics Division. It features a ferrite drum core and surface mount construction with dimensions of 7.60mm x 7.60mm x 4.35mm. The component provides an inductance of 220 µH with a ±20% tolerance. Key electrical parameters include a DC resistance (DCR) of 907 mΩ, a rated current of 560 mA, and a saturation current of 660 mA. It operates within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Dual-winding configuration for flexible circuit integration
• Shielded drum core design minimizes electromagnetic interference
• High power density suitable for compact layouts

Arrays, Signal Transformers Applications

• SEPIC converter circuits
• Power supply input/output filtering
• DC-DC converter stages

Arrays, Signal Transformers Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct specifications. Confirm RoHS3 compliance status and moisture sensitivity level requirements prior to ordering. Cross-reference datasheet revisions to validate performance parameters for your specific application timeline.

Arrays, Signal Transformers Selection Notes

Select this component when a shielded dual-inductor solution is required for space-constrained designs. Ensure the 560 mA rated current and 660 mA saturation current meet the peak load requirements of the target circuit. Verify that the 907 mΩ DC resistance aligns with efficiency targets.

Arrays, Signal Transformers Part Context

This component belongs to the DRQ series of high-power shielded drum core inductors from Eaton Electronics. The series is designed for applications requiring high current handling and low magnetic leakage. The DRQ74 variant specifically denotes the 7.60mm x 7.60mm footprint size within the product family.

Arrays, Signal Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult Eaton Electronics for direct equivalents or cross-reference options based on specific electrical and mechanical constraints.