744870004

Arrays, Signal Transformers Overview

The Würth Elektronik 744870004 is a shielded coupled inductor from the WE-DD series, designed for surface-mount technology. It features an inductance of 4.7 µH with a tolerance of ±20%. The component supports a maximum DC current (Isat) of 10 A and an RMS current (Irms) of 3.6 A. Its maximum DC resistance is 25 mΩ. The physical dimensions are 12.5 mm in length, 12.5 mm in width, and 8.5 mm in height.

Arrays, Signal Transformers Feature Summary

• Shielded coupled inductor design to minimize electromagnetic interference
• High saturation current capability suitable for power conversion stages
• Surface-mount package optimized for automated assembly processes

Arrays, Signal Transformers Applications

• SEPIC converter designs
• Boost converter topologies
• Buck-boost power supply circuits

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix code against the manufacturer's official datasheet to confirm electrical parameters and pin configuration. Ensure the ordering part number matches the required inductance value and current ratings for your specific circuit design requirements before finalizing procurement.

Arrays, Signal Transformers Selection Notes

Select this component when a compact, shielded coupled inductor is required for high-current applications. The 12.5 x 12.5 mm footprint offers a balance between size and thermal performance. Verify that the 4.7 µH inductance and 10 A saturation current align with the system's power stage specifications.

Arrays, Signal Transformers Part Context

This component belongs to the WE-DD series of shielded coupled inductors manufactured by Würth Elektronik. These components are engineered for high-efficiency power management applications, providing reliable performance in space-constrained environments while maintaining low core losses and high magnetic shielding effectiveness.

Arrays, Signal Transformers Replacement Considerations

Consult the official Wurth Elektronik documentation for verified substitute part numbers within the WE-DD series or compatible families. Cross-referencing must ensure identical footprint, inductance, and current ratings.