DRQ74-3R3-R

Arrays, Signal Transformers Overview

The DRQ74-3R3-R is a shielded two-coil inductor array manufactured by Eaton Electronics Division. It features a drum core, wire-wound construction with ferrite material. The component provides an inductance of 13.58 µH when connected in series and 3.396 µH in parallel. It has a rated current of 690 mA in parallel configuration and 346 mA in series. The DC resistance is 591 mΩ in parallel and 2.37 Ω in series. Saturation currents are 810 mA (parallel) and 410 mA (series). Dimensions are 7.60mm x 7.60mm x 4.45mm.

Arrays, Signal Transformers Feature Summary

• Dual coil architecture allowing flexible series or parallel circuit integration
• Shielded drum core design minimizes electromagnetic interference
• Surface mount package optimized for automated PCB assembly

Arrays, Signal Transformers Applications

• Power supply filtering circuits
• Signal processing stages requiring differential inductance
• DC-DC converter input/output filtering

Arrays, Signal Transformers Procurement Notes

Verify the specific datasheet version for the DRQ74 series to confirm electrical tolerances and thermal characteristics. Ensure the ordering suffix matches the required packaging format. Cross-reference manufacturer part numbers with distributor codes to prevent selection errors during procurement.

Arrays, Signal Transformers Selection Notes

Select this component when dual independent inductors are required in a single footprint. Compare parallel and series performance metrics against circuit requirements. Verify saturation current limits under maximum operating temperatures to ensure reliability.

Arrays, Signal Transformers Part Context

This part belongs to the DRQ series of shielded drum core inductors from Eaton Electronics. The series offers high-power density solutions for surface mount applications. The DRQ74 variant specifically provides a compact form factor suitable for dense board layouts.

Arrays, Signal Transformers Replacement Considerations

Consult official Eaton documentation for qualified substitute part numbers within the DRQ series. Verify pin compatibility and electrical specifications before substituting.