744776068

Fixed Inductors Overview

The Würth Elektronik 744776068 is a surface-mount power inductor from the WE-PD2 series, designed for high-current applications. It features a shielded wirewound construction with a ferrite core, housed in a compact 1054 package measuring 10.0 mm x 5.4 mm x 4.0 mm. The component provides an inductance of 6.8 µH with a tolerance of ±20%. It supports a maximum DC current of 4.4 A and a saturation current of 5.0 A, while maintaining a maximum DC resistance of 22 mΩ. The self-resonant frequency is specified at 35 MHz, and it operates within a temperature range of -40°C to +125°C.

Fixed Inductors Feature Summary

• Shielded wirewound design minimizes electromagnetic interference and magnetic flux leakage.
• High saturation current capability ensures stable performance under heavy load conditions.
• Low DC resistance contributes to reduced power loss and improved thermal efficiency.
• AEC-Q200 qualified reliability suitable for demanding automotive and industrial environments.

Fixed Inductors Applications

• Automotive electronics and infotainment systems
• Industrial power supply modules
• Point-of-load (POL) conversion circuits
• General-purpose DC-DC converter stages

Fixed Inductors Procurement Notes

Verify the specific suffix against official datasheets to confirm exact electrical tolerances and packaging configurations. Ensure compatibility with standard reflow soldering profiles for SMD assembly. Cross-reference manufacturer part numbers with distributor listings to avoid counterfeit components. Confirm RoHS compliance status for regulatory adherence in target markets. Validate footprint dimensions during PCB layout to ensure proper placement and thermal management.

Fixed Inductors Selection Notes

Select this component when designing circuits requiring high current handling in a small form factor. The shielded structure makes it ideal for noise-sensitive layouts where magnetic coupling must be contained. Compare saturation current ratings against peak load requirements to prevent inductance collapse. Consider the low DCR for efficiency optimization in battery-powered or thermally constrained devices. Evaluate the operating temperature range against environmental conditions.

Fixed Inductors Part Context

This part belongs to the WE-PD2 series of shielded power inductors from Würth Elektronik. It complements other variants in the family by offering a balance between size, current capacity, and inductance value. The series is engineered for robustness in power electronics, providing consistent performance across varying thermal loads. It serves as a critical passive component in modern switching regulator designs.

Fixed Inductors Replacement Considerations

Direct substitutes include other WE-PD2 series variants with matching inductance and current ratings. Verify pinout compatibility and mechanical dimensions before swapping. Check if alternative manufacturers offer equivalent shielded SMD inductors with similar Isat and Irms specifications. Ensure that any replacement maintains the required self-resonant frequency characteristics.