DRQ74-1R5-R

Arrays, Signal Transformers Overview

The DRQ74-1R5-R is a shielded two-coil inductor array manufactured by Eaton - Electronics Division. This surface-mount component features a ferrite core and operates within a temperature range of -40°C to 125°C. The unit measures 7.60mm x 7.60mm with a height of 4.45mm. It provides an inductance of 1.5 µH in parallel connection and 6.0 µH in series connection, with a tolerance of ±20%. The DC resistance is 27 mΩ in parallel and 108 mΩ in series. Rated currents are 3.76 A (parallel) and 1.88 A (series), while saturation currents reach 5.69 A (parallel) and 2.48 A (series).

Arrays, Signal Transformers Feature Summary

• Shielded drum core construction for electromagnetic interference reduction.
• Dual-coil configuration supporting independent or combined circuit topologies.
• Surface-mount design optimized for automated PCB assembly processes.

Arrays, Signal Transformers Applications

• SEPIC converter input/output filtering
• DC-DC converter power stages
• General-purpose signal conditioning circuits

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix 'R' indicates reel packaging when ordering. Confirm RoHS3 compliance status for environmental regulations. Cross-reference manufacturer part numbers against distributor codes to ensure correct variant selection. Validate thermal performance requirements against the specified operating temperature range before finalizing procurement.

Arrays, Signal Transformers Selection Notes

Select this component based on required inductance values for both parallel and series configurations. Evaluate current ratings against peak load conditions to prevent saturation. Ensure physical footprint dimensions fit the designated PCB layout area. Consider the shielding characteristics if electromagnetic compatibility is critical for the application environment.

Arrays, Signal Transformers Part Context

This part belongs to the DRQ series of shielded drum core inductors from Eaton. The series offers various inductance options within a standardized surface-mount package. These components are designed for high-reliability applications requiring stable magnetic performance across wide temperature ranges.

Arrays, Signal Transformers Replacement Considerations

DRQ74-1R5-R

Arrays, Signal Transformers FAQ

What is the difference between parallel and series inductance values?

Parallel connection yields 1.5 µH with higher current handling, while series connection results in 6.0 µH with lower current capacity due to increased resistance.

Does the component include integrated shielding?

Yes, the DRQ74-1R5-R utilizes a shielded drum core design to minimize external magnetic field emissions and improve immunity to external interference.