DRQ74-820-R

Arrays, Signal Transformers Overview

The Eaton DRQ74-820-R is a shielded drum core inductor array featuring two coils with surface mount installation. It provides an inductance of 82 µH with a ±20% tolerance, tested at 100 kHz. The component supports rated currents of 860 mA in parallel and 430 mA in series configurations. DC resistance values are 383 mΩ for parallel and 1.53 Ω for series connections. Saturation currents reach 990 mA (parallel) and 490 mA (series). It operates within a temperature range of -40°C to 125°C and meets AEC-Q200 automotive standards.

Arrays, Signal Transformers Feature Summary

• Dual-coil shielded drum core construction for compact high-power applications
• Configurable series or parallel connectivity for flexible circuit design
• Automotive-grade reliability certified under AEC-Q200 standards

Arrays, Signal Transformers Applications

• SEPIC converter circuits
• Automotive power management systems
• High-power shielded inductor arrays

Arrays, Signal Transformers Procurement Notes

Verify the manufacturer part number against official Eaton documentation to ensure authenticity. Confirm that the specific suffix matches the required electrical parameters. Check for RoHS3 compliance status and moisture sensitivity level requirements during storage and handling. Ensure the ordering quantity aligns with available packaging formats such as tape and reel or cut tape.

Arrays, Signal Transformers Selection Notes

Select this component when dual-inductor functionality is required in a single footprint. Consider the parallel configuration for higher current handling or series connection for increased inductance. Evaluate saturation current limits against peak load conditions. Verify thermal performance within the specified operating temperature range for automotive environments.

Arrays, Signal Transformers Part Context

This part belongs to the DRQ series of shielded drum core inductors manufactured by Eaton Electronics Division. The series is designed for high-power applications requiring robust magnetic shielding. The DRQ74 variant specifically offers a standardized footprint compatible with automated surface mount assembly processes.

Arrays, Signal Transformers Replacement Considerations

Consult Eaton's official cross-reference data for verified substitutes. Ensure replacement parts maintain identical pinout configurations and electrical characteristics for direct integration.