PF0553.222NLT

Arrays, Signal Transformers Overview

The PF0553.222NLT is a surface-mount coupled power inductor from Pulse Electronics, featuring two coils with a nominal inductance of 2 µH per coil and ±20% tolerance. It offers a maximum DC resistance of 3.7 mΩ in parallel configuration and 15 mΩ in series. The component supports a saturation current of 25 A (parallel) or 13 A (series) and a rated current of 13 A (parallel) or 6.2 A (series). Dimensions are 12.50 mm x 12.50 mm x 8.71 mm, operating between -40°C and +125°C.

Arrays, Signal Transformers Feature Summary

• Dual-coil architecture enabling flexible series or parallel circuit integration
• Shielded construction to minimize electromagnetic interference
• Low DC resistance for efficient power handling
• High saturation current capacity for robust performance

Arrays, Signal Transformers Applications

• Multi-phase synchronous buck converters
• Point-of-load (POL) voltage regulation modules
• Server and workstation power distribution networks

Arrays, Signal Transformers Procurement Notes

Verify the suffix 'NLT' confirms tape-and-reel packaging rather than cut tape or tray formats. Confirm RoHS3 compliance status matches specific project requirements. Ensure the dual-coil coupling factor aligns with the target converter topology before finalizing procurement orders.

Arrays, Signal Transformers Selection Notes

Select this component when multi-phase interleaving is required to reduce input ripple current. Compare parallel versus series connection ratings against the load profile. Verify footprint compatibility with existing PCB silkscreen and copper pad designs.

Arrays, Signal Transformers Part Context

This part belongs to the PF0553NL series of shielded SMT power inductors. It shares the physical footprint and magnetic structure with variants offering different inductance values, allowing designers to standardize mechanical assembly while adjusting electrical characteristics.

Arrays, Signal Transformers Replacement Considerations

The DRQ127-2R2-R by Eaton is documented as a similar replacement option. Verify pinout compatibility and thermal performance before substitution.