DRQ73-2R2-R

Arrays, Signal Transformers Overview

The DRQ73-2R2-R is a dual-winding, shielded drum core inductor manufactured by Eaton Electronics Division. It features a surface-mount design with four terminals and an inductance of 2.1 µH ±20% tested at 100 kHz. The component has a DC resistance (DCR) of 39 mΩ per winding. Rated current (Irms) is 2.06 A, while saturation current (Isat) reaches 2.76 A. It operates within a temperature range of -40°C to 125°C and complies with RoHS3 standards.

Arrays, Signal Transformers Feature Summary

• Dual-winding configuration for series or parallel circuit integration
• Shielded drum core construction minimizes electromagnetic interference
• Automotive-grade reliability certified under AEC-Q200 standards

Arrays, Signal Transformers Applications

• SEPIC converter circuits
• Automotive power management systems
• High-power shielded inductor applications

Arrays, Signal Transformers Procurement Notes

Verify the specific datasheet version when ordering, as electrical parameters such as DCR and current ratings may vary between documentation releases. Confirm package dimensions and terminal configurations match the target PCB footprint. Ensure compliance with project-specific material restrictions and environmental certifications before finalizing procurement.

Arrays, Signal Transformers Selection Notes

Select this component for designs requiring dual-inductor functionality in a compact SMD form factor. Consider the 2.1 µH value and 2.06 A rating against load requirements. Evaluate thermal performance at maximum operating temperatures. Compare physical dimensions against available board space constraints.

Arrays, Signal Transformers Part Context

This part belongs to the DRQ series of shielded drum core inductors from Eaton Electronics. The series is designed for high-power applications, particularly in automotive environments. It shares family characteristics with other DRQ variants but offers unique dual-winding topology distinct from single-winding models like the DRA or HCM series.

Arrays, Signal Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing designs through electrical simulation and physical fitment analysis before substituting with generic equivalents.