744773156

Fixed Inductors Overview

The Würth Elektronik part number 744773156 is a fixed power inductor belonging to the WE-PD2 series. It features an unshielded drum core wirewound construction with nonstandard dimensions of 4.5 mm by 4.0 mm. The component provides an inductance value of 56 µH with a tolerance of ±10%. It supports a maximum DC current of 640 mA and has a maximum DC resistance of 937 mΩ. The device is designed for surface mount technology (SMD) applications.

Fixed Inductors Feature Summary

• Unshielded drum core wirewound design
• Nonstandard compact footprint
• Surface mount termination style

Fixed Inductors Applications

• Power supply circuits
• DC-DC converter stages
• General electronic filtering

Fixed Inductors Procurement Notes

Verify the specific package dimensions against your PCB layout, as this component utilizes a nonstandard form factor distinct from standard metric sizes. Confirm that the 640 mA current rating aligns with your thermal management requirements. Ensure the unshielded nature of the inductor does not cause electromagnetic interference issues within your specific circuit topology before finalizing the bill of materials.

Fixed Inductors Selection Notes

Select this component when a compact, unshielded power inductor is required for space-constrained designs. The WE-PD2 series offers a balance of performance and size suitable for various power management tasks. Consider the 937 mΩ DC resistance impact on efficiency during high-current operation. This part is appropriate for applications where magnetic shielding is not strictly necessary or can be managed through board layout.

Fixed Inductors Part Context

This part belongs to the WE-PD2 series of power chokes manufactured by Würth Elektronik. The series focuses on providing reliable inductance solutions for modern electronics. The 744773156 specifically represents a variant optimized for specific current and inductance combinations within the broader product family. It complements other shielded and standard-sized options available in the manufacturer's portfolio.

Fixed Inductors FAQ

Is the 744773156 inductor shielded?

No, the 744773156 features an unshielded drum core construction.

What is the physical size of this inductor?

The component has nonstandard dimensions of 4.5 mm in length and 4.0 mm in width.