784773022

Fixed Inductors Overview

The Würth Elektronik 784773022 is a WE-PD2A series surface-mount power inductor featuring an unshielded drum core and wirewound construction. It provides an inductance of 2.2 µH with a tolerance of ±20%. The component supports a maximum rated current of 2.5 A and a saturation current (Isat) of 6 A. Its maximum DC resistance is 71 mΩ, and it operates within a temperature range of -40°C to +125°C. The unit measures 4.5 mm in length, 4 mm in width, and 3.2 mm in height.

Fixed Inductors Feature Summary

• Unshielded drum core design for reduced magnetic interference
• AEC-Q200 qualified for automotive reliability standards
• High saturation current capability relative to rated current

Fixed Inductors Applications

• Automotive power supply circuits
• DC-DC converter input/output filtering
• General-purpose SMD power applications

Fixed Inductors Procurement Notes

Verify the specific suffix '022' against official Wurth Elektronik documentation to confirm the exact electrical parameters, as series numbering conventions may vary. Ensure that the unshielded configuration aligns with your electromagnetic compatibility requirements. Cross-reference the package dimensions with your PCB footprint library before finalizing procurement orders.

Fixed Inductors Selection Notes

Select this component when an unshielded inductor is required to minimize magnetic coupling effects in adjacent circuitry. The high Isat-to-Irated ratio makes it suitable for applications requiring robust transient handling. Consider the physical size constraints of the 4.5x4mm footprint during layout planning.

Fixed Inductors Part Context

This part belongs to the WE-PD2A family of SMD power inductors from Würth Elektronik. The series is characterized by its compact form factor and suitability for automated surface-mount assembly processes. It is designed to meet the rigorous demands of modern electronic systems requiring reliable passive components.

Fixed Inductors Replacement Considerations

No public confirmed substitute part numbers are available in the provided source data. Consult manufacturer guidelines for potential obsolescence management or alternative series recommendations if this specific variant becomes unavailable.