DRQ125-150-R

Arrays, Signal Transformers Overview

The DRQ125-150-R is a shielded two-coil inductor array manufactured by Eaton Electronics Division. It features a ferrite drum core and surface mount construction with dimensions of 12.50mm x 12.50mm x 6.00mm. The component provides an inductance of 15.35 µH per coil, resulting in 9.654 µH for parallel connection and 38.62 µH for series connection. It has a DC resistance of 18.9 mΩ in parallel and 75.7 mΩ in series. Rated currents are 5.35 A (parallel) and 2.68 A (series), with saturation currents of 7.17 A (parallel) and 3.59 A (series).

Arrays, Signal Transformers Feature Summary

• Dual-coil configuration allowing flexible series or parallel circuit integration.
• Shielded drum core design minimizes electromagnetic interference.
• Surface mount package suitable for automated assembly processes.

Arrays, Signal Transformers Applications

• Power supply filtering circuits
• DC-DC converter input/output stages
• Signal conditioning networks

Arrays, Signal Transformers Procurement Notes

Verify the specific electrical parameters against the official manufacturer datasheet before finalizing the design. Confirm that the package dimensions and pinout match the target PCB footprint requirements. Ensure the operating temperature range meets the environmental conditions of the intended application site.

Arrays, Signal Transformers Selection Notes

Select this component when a dual-inductor solution is required to save board space. Compare the parallel and series current ratings against the maximum load current. Verify that the saturation current exceeds the peak current demands of the switching regulator to prevent performance degradation.

Arrays, Signal Transformers Part Context

This part belongs to the DRQ series of shielded power inductors from Eaton Electronics. The series offers various inductance values within a standardized 12.50mm square footprint. These components are designed for high-current applications requiring compact magnetic shielding.

Arrays, Signal Transformers Replacement Considerations

Check for direct substitutes within the same DRQ series family that share identical mechanical dimensions. Verify compatibility with existing thermal management strategies if replacing with higher current variants.