DRQ127-820-R

Arrays, Signal Transformers Overview

The DRQ127-820-R is a shielded two-coil inductor array manufactured by Eaton Electronics Division. It features a surface-mount design with dimensions of 12.50mm x 12.50mm and a maximum height of 8.00mm. The component provides an inductance of 79.75 µH when connected in parallel and 319 µH in series, with a tolerance of ±20%. It operates within a temperature range of -40°C to 125°C and has a DC resistance of 143 mΩ. The rated current is 4.0 A in parallel configuration and 2.0 A in series.

Arrays, Signal Transformers Feature Summary

• Dual-coil architecture allowing flexible series or parallel connectivity for customized inductance values.
• Shielded drum core construction minimizes electromagnetic interference and magnetic flux leakage.
• Surface-mount package facilitates automated assembly and compact circuit board integration.

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 part number DRQ127-820-R against official Eaton documentation to confirm electrical parameters and physical dimensions. Ensure compatibility with surface-mount assembly processes and thermal management requirements for the intended operating environment.

Arrays, Signal Transformers Selection Notes

Select this component when dual-inductor functionality is required in a single footprint. Consider the parallel inductance value and current rating for low-voltage applications, or the series configuration for higher impedance needs. Verify that the 143 mΩ DC resistance meets efficiency targets.

Arrays, Signal Transformers Part Context

This component belongs to the DRQ series of shielded drum core inductors from Eaton Electronics Division. The series is designed for high-power applications requiring robust magnetic shielding and reliable performance under varying thermal conditions.

Arrays, Signal Transformers Replacement Considerations

Direct substitutes may include other shielded dual-coil arrays from Eaton or compatible manufacturers with matching inductance, current ratings, and footprint dimensions. Verify pinout and electrical characteristics before substitution.