DRQ74-R33-R

Arrays, Signal Transformers Overview

The DRQ74-R33-R is a shielded drum core power inductor manufactured by Eaton - Electronics Division. It features dual windings with a nominal inductance of 0.33 µH and a tolerance of ±20%. The component has a rated current of 1.71 A and a saturation current of 3.10 A. Its DC resistance (DCR) is 7.4 mΩ. Designed for surface mount installation, it operates within a temperature range of -40°C to 125°C.

Arrays, Signal Transformers Feature Summary

• Dual winding configuration allowing flexible circuit integration
• Shielded drum core construction for high power density
• Surface mount package suitable for automated assembly

Arrays, Signal Transformers Applications

• SEPIC converter circuits
• Power supply input/output filtering
• General purpose power electronics

Arrays, Signal Transformers Procurement Notes

Verify the specific electrical parameters against the official Eaton datasheet before integration. Confirm that the dual-winding topology matches the target schematic requirements. Ensure the surface mount footprint dimensions align with the PCB layout constraints. Check RoHS compliance status if required by the end product specifications.

Arrays, Signal Transformers Selection Notes

Select this component when a compact, high-current inductor with dual windings is required. The low DCR supports efficient power transfer. Verify that the operating current remains below the saturation limit to maintain inductance stability. Consider the thermal performance at maximum load conditions.

Arrays, Signal Transformers Part Context

This part belongs to the DRQ series of shielded drum core inductors from Eaton. These components are designed for high-power applications requiring small form factors. The series offers various inductance values and current ratings to suit different power management needs.

Arrays, Signal Transformers Replacement Considerations

Check for direct substitutes within the DRQ series with compatible inductance and current ratings. Verify pinout compatibility for dual-windings. Ensure physical dimensions fit the existing footprint.