744874004

Arrays, Signal Transformers Overview

The Würth Elektronik 744874004 is a shielded surface-mount coupled inductor from the WE-DD series, designed for high-current applications. It features two coils with an inductance of 4.7 µH in both parallel and series configurations. The component has a maximum DC current rating of 4.22 A and a maximum DC resistance of 28 mΩ. Its physical dimensions are 12.5 mm x 12.5 mm x 6.5 mm, suitable for compact PCB layouts. It operates within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Dual-coil architecture supporting flexible series or parallel connection modes
• Shielded magnetic structure to minimize electromagnetic interference
• High saturation current capability for efficient power conversion
• RoHS compliant construction for environmental safety

Arrays, Signal Transformers Applications

• SEPIC converter designs
• Buck-Boost power supply circuits
• Multi-phase interleaved power stages
• DC-DC converter input/output filtering

Arrays, Signal Transformers Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct tolerance and packaging specifications. Confirm that the requested quantity matches the standard reel size of 500 units if tape-and-reel delivery is required. Check for any recent product change notifications regarding material or dimensional updates before finalizing procurement orders.

Arrays, Signal Transformers Selection Notes

Select this component when a coupled inductor with 4.7 µH inductance and 4.22 A current handling is required in a 1260 package size. Ensure the application voltage and frequency characteristics align with the WE-DD series capabilities. Verify that the board space allows for the 12.5 mm x 12.5 mm footprint and that thermal management supports the specified operating temperature range.

Arrays, Signal Transformers Part Context

This part belongs to the WE-DD series of coupled inductors from Würth Elektronik. These components are engineered for power electronics applications requiring high efficiency and compact form factors. The series offers various inductance values and current ratings to suit different power conversion topologies, providing a reliable solution for modern electronic devices.

Arrays, Signal Transformers Replacement Considerations

Consult the manufacturer's cross-reference guide for verified substitutes. Ensure any replacement maintains identical electrical parameters, including 4.7 µH inductance, 4.22 A current rating, and 28 mΩ resistance. Verify mechanical compatibility with the 12.5 mm x 12.5 mm x 6.5 mm footprint and SMD mounting style.