744878001

Arrays, Signal Transformers Overview

The Würth Elektronik 744878001 is a surface-mount shielded coupled inductor from the WE-DD series, housed in a 7.30mm x 7.30mm x 4.00mm package. It features two coils with a rated inductance of 1.3 µH and ±20% tolerance. The component has a maximum DC resistance of 27 mΩ and supports a rated current of 4.4 A. Designed for high-frequency applications, it operates within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Shielded dual-coil construction minimizes electromagnetic interference
• Surface-mount design facilitates automated assembly processes
• High saturation current capability supports demanding power conversion loads

Arrays, Signal Transformers Applications

• SEPIC converter circuits
• Flyback converter topologies
• Multi-output buck converter designs

Arrays, Signal Transformers Procurement Notes

Verify the specific manufacturer part number against official datasheets to ensure compatibility with circuit requirements. Confirm that the surface-mount footprint matches the PCB layout specifications. Check for any recent product change notices regarding material or packaging updates before finalizing procurement orders.

Arrays, Signal Transformers Selection Notes

Select this component when designing SEPIC or flyback converters requiring compact dual-coil solutions. Ensure the 4.4 A rated current meets the application's peak load demands. Verify that the 27 mΩ DC resistance aligns with efficiency targets. Confirm thermal management strategies are adequate for the operating environment.

Arrays, Signal Transformers Part Context

This component belongs to the WE-DD series of shielded coupled inductors by Würth Elektronik. These parts are engineered for space-constrained power electronics. The series offers various inductance values while maintaining consistent physical dimensions for design flexibility across different power levels.

Arrays, Signal Transformers Replacement Considerations

Consult official distributor databases for direct substitutes. Verify pinout compatibility and electrical parameters such as inductance and current ratings before considering alternative manufacturers.

Arrays, Signal Transformers FAQ

What is the physical size of the 744878001?

The component measures 7.30mm in length, 7.30mm in width, and 4.00mm in height.

Is the 744878001 shielded?

Yes, it features a shielded structure to reduce electromagnetic interference.