PF0553.105NLT

Arrays, Signal Transformers Overview

The PF0553.105NLT is a shielded drum core coupled inductor from Pulse Electronics, designed for surface mount applications. It features an inductance of 4 mH when connected in series and 1 mH in parallel, with a tolerance of ±20%. The component supports a maximum DC current of 610 mA in parallel configuration and 310 mA in series. Its maximum DC resistance is specified at 1.6 Ohms. Operating within a temperature range of -40°C to +125°C, it utilizes a non-standard SMD package measuring 12.5 mm x 12.5 mm x 6 mm.

Arrays, Signal Transformers Feature Summary

• Shielded drum core construction for electromagnetic interference reduction
• Dual winding capability supporting both parallel and series configurations
• Surface mount design optimized for automated PCB assembly

Arrays, Signal Transformers Applications

• Power supply filtering circuits
• DC-DC converter input/output stages
• Signal coupling in electronic systems

Arrays, Signal Transformers Procurement Notes

Verify the specific datasheet version for the PF0553.105NLT to confirm exact electrical tolerances and thermal ratings before integration. Ensure compatibility with standard reflow soldering profiles provided by the manufacturer. Cross-reference pinout diagrams with your PCB layout to guarantee correct orientation during assembly. Confirm RoHS compliance status matches your regulatory requirements.

Arrays, Signal Transformers Selection Notes

Select this component when dual-winding functionality is required in a compact footprint. The shielded design minimizes magnetic field leakage, making it suitable for dense layouts. Compare the 610 mA parallel rating against your circuit's peak current demands. Consider the 12.5 mm square profile for space-constrained designs requiring coupled inductance.

Arrays, Signal Transformers Part Context

This part belongs to the PF055xNL series of shielded power inductors manufactured by Pulse Electronics. The series offers various inductance values tailored for different power management needs. The PF0553 variant specifically provides coupled winding options, distinguishing it from single-winding counterparts in the same physical envelope family.

Arrays, Signal Transformers Replacement Considerations

Direct substitutes include other Pulse Electronics parts within the PF055xNL series that match the 12.5mm x 12.5mm footprint and similar inductance ratios. Verify mechanical dimensions and terminal configurations before substitution.