PF0552.103NL

Arrays, Signal Transformers Overview

The PF0552.103NL is a shielded drum core inductor from the Pulse Electronics PF0552NL series, designed for surface mount applications. It features a coupled dual-coil configuration with an inductance of 9.7 µH when connected in parallel or 39 µH in series. The component has a maximum DC resistance of 19 mΩ and supports a current rating up to 17.72 A. Operating within a temperature range of -40°C to +125°C, it measures 12.5 mm x 12.5 mm x 6.0 mm and is qualified for 260°C reflow soldering.

Arrays, Signal Transformers Feature Summary

• Dual-coil coupled inductor array suitable for single, coupled, or 1:1 transformer applications
• Shielded drum core construction minimizes electromagnetic interference
• High thermal stability with 260°C reflow peak temperature qualification
• Provides 200Vac isolation between windings for enhanced safety

Arrays, Signal Transformers Applications

• Single phase power factor correction circuits
• Coupled inductor implementations in DC-DC converters
• 1:1 transformer configurations in isolated power supplies

Arrays, Signal Transformers Procurement Notes

Verify the specific package variant against the datasheet, as suffixes may indicate different winding configurations or tolerance levels. Confirm that the required isolation voltage and saturation current meet the target circuit design specifications before finalizing procurement orders.

Arrays, Signal Transformers Selection Notes

Select this component for designs requiring coupled magnetic structures in a compact SMD footprint. Ensure the PCB layout accommodates the 12.5mm x 12.5mm dimensions and allows for adequate thermal dissipation given the high current capabilities and low DC resistance characteristics.

Arrays, Signal Transformers Part Context

This part belongs to the PF0552NL series of shielded drum core power inductors. The series offers various inductance values ranging from 0.47 µH to 4mH, supporting currents up to 17.72 A. It is distinct from the PF0553NL series primarily by its lower profile height of 6.0 mm compared to 8.0 mm.

Arrays, Signal Transformers Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation.