DRQ127-1R0-R

Arrays, Signal Transformers Overview

The DRQ127-1R0-R is a shielded drum core power inductor array manufactured by Eaton Electronics Division. It features two coils with a parallel inductance of 821 nH and a series inductance of 3.284 µH. The component has a parallel DC resistance of 2.61 mΩ and a series DC resistance of 10.4 mΩ. Rated current is 15.5 A in parallel configuration and 7.74 A in series. Saturation currents are 40 A (parallel) and 20 A (series). It operates within a temperature range of -40°C to 125°C and measures 12.50 mm x 12.50 mm x 8.00 mm.

Arrays, Signal Transformers Feature Summary

• Dual-coil array structure providing flexible series or parallel connection options
• Shielded drum core design minimizes electromagnetic interference
• High saturation and rated current capabilities for power applications

Arrays, Signal Transformers Applications

• Power supply circuits requiring high current handling
• DC-DC converter input/output filtering
• Sepic converter topologies

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix 'R' indicates reel packaging when ordering. Confirm RoHS3 compliance status as required by project specifications. Check lead times as manufacturing may involve multiple lines. Ensure surface mount footprint compatibility with PCB layout before finalizing procurement.

Arrays, Signal Transformers Selection Notes

Select this component when dual inductors are needed in a single package to save board space. Choose parallel configuration for lower inductance and higher current capacity. Choose series configuration for higher inductance requirements. Verify thermal management needs given the high current ratings and low DCR values.

Arrays, Signal Transformers Part Context

This part belongs to the DRQ series of shielded drum core inductors from Eaton Electronics. The series offers various inductance values and current ratings suitable for demanding power electronics applications. The DRQ127-1R0-R specifically targets applications needing compact, high-current dual-inductor solutions.

Arrays, Signal Transformers Replacement Considerations

Direct replacement parts should match the 12.5x12.5mm footprint and similar electrical characteristics. Consult Eaton documentation for qualified alternatives if availability is an issue. Ensure substitute components meet the same shielding and temperature rating requirements.