744873220

Arrays, Signal Transformers Overview

The Würth Elektronik WE-DD series component 744873220 is a shielded coupled inductor designed for surface mount technology. It features two coils with an inductance of 22 µH when connected in parallel and 88 µH in series, offering a tolerance of ±20%. The device supports a maximum DC current of 3.3 A and exhibits a maximum DC resistance of 15 mΩ. Measuring 12.8 mm by 12.8 mm with a height of 8.5 mm, it operates within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Dual-coil architecture providing flexible series or parallel connection options
• Shielded construction utilizing ferrite core material to minimize electromagnetic interference
• Surface mount design optimized for automated PCB assembly processes

Arrays, Signal Transformers Applications

• Multi-phase synchronous buck converter input filtering
• DC-DC converter common mode noise suppression
• Power supply output ripple reduction circuits

Arrays, Signal Transformers Procurement Notes

Verify the specific datasheet revision to confirm electrical parameters match your circuit requirements. Ensure the ordering code corresponds to the desired packaging format, such as cut tape or reel, as availability may vary by distributor. Confirm RoHS compliance status if required for your manufacturing standards.

Arrays, Signal Transformers Selection Notes

Select this component when dual inductors are needed in a compact footprint to save board space. Consider the 3.3 A current rating and low DC resistance for efficient power handling. Evaluate the 8.5 mm height against mechanical clearance constraints on the target printed circuit board layout.

Arrays, Signal Transformers Part Context

This part belongs to the WE-DD series from Würth Elektronik, which specializes in shielded power inductors with ferrite cores. The series is engineered for high-current applications requiring robust magnetic shielding and stable performance across wide temperature ranges in modern electronic devices.

Arrays, Signal Transformers Replacement Considerations

No direct public substitute part numbers are confirmed for this specific model.