SDQ25-471-R

Arrays, Signal Transformers Overview

The SDQ25-471-R is a shielded dual-coil inductor array manufactured by Eaton Electronics. It features two independent coils housed in a surface-mount package measuring 5.20mm x 5.20mm with a height of 2.50mm. The component utilizes a ferrite core and offers an inductance of 14.79 µH in parallel connection and 59.17 µH in series configuration, with a tolerance of ±20%. It supports a rated current of 1.24 A in parallel and 619 mA in series, while maintaining a low DC resistance of 163.2 mΩ in parallel and 652.6 mΩ in series. The device operates within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Dual-coil architecture enabling flexible series or parallel circuit configurations
• Shielded construction to minimize electromagnetic interference
• Compact surface-mount footprint for high-density PCB layouts

Arrays, Signal Transformers Applications

• SEPIC converter circuits
• Automotive electronics systems
• Power supply input filtering

Arrays, Signal Transformers Procurement Notes

Verify the specific part number against official Eaton documentation to confirm electrical characteristics and pinout compatibility. Ensure the selected variant matches the required inductance configuration (series vs. parallel) for the target application. Check for RoHS compliance status and moisture sensitivity level requirements before integration into the manufacturing process.

Arrays, Signal Transformers Selection Notes

Select this component when a compact, shielded dual-inductor solution is required for power conversion topologies. The dual-coil design allows designers to optimize space and performance by choosing between series or parallel connections based on current handling needs. Consider the saturation currents and DC resistance values to ensure efficient operation within the specified thermal environment.

Arrays, Signal Transformers Part Context

This component belongs to the SDQ series of inductor arrays from Eaton Electronics. The series is designed for applications requiring multiple inductive elements in a single package, offering space savings compared to discrete components. The SDQ series is commonly utilized in automotive and industrial power management applications where reliability and EMI suppression are critical.

Arrays, Signal Transformers Replacement Considerations

Consult Eaton Electronics for verified substitute part numbers within the SDQ series or compatible families. Cross-referencing should be performed using official datasheets to ensure identical electrical parameters and mechanical dimensions.