744877003

Arrays, Signal Transformers Overview

The Würth Elektronik WE-DD 744877003 is a shielded coupled inductor array featuring two coils in a surface-mount 7345 package. It offers an inductance of 3.3 µH per coil with ±20% tolerance and a DC resistance of 52 mΩ. The component supports a current rating of 5 A Idc and operates within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Dual-coil configuration for SEPIC or boost applications
• Shielded wire-wound construction with ferrite core
• Compact SMD 7345 footprint

Arrays, Signal Transformers Applications

• SEPIC converter designs
• Boost converter topologies
• Power supply input filtering

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix against official Wurth datasheets to confirm electrical parameters. Ensure the 7345 package dimensions match your PCB layout constraints. Confirm thermal performance requirements align with the specified operating temperature range before finalizing procurement.

Arrays, Signal Transformers Selection Notes

Select this component when a compact, shielded dual-inductor solution is required for high-current power stages. The 7345 size balances footprint efficiency with thermal handling capabilities suitable for modern portable electronics and industrial power systems.

Arrays, Signal Transformers Part Context

This part belongs to the Würth Elektronik WE-DD series of coupled inductors. These components are engineered for applications requiring magnetic coupling between two windings, providing space savings compared to discrete inductors while maintaining high efficiency and low electromagnetic interference.

Arrays, Signal Transformers Replacement Considerations

Check for direct substitutes from Würth with identical 7345 dimensions and 3.3 µH coupled specifications. Verify that alternative parts maintain the same 5 A current rating and shielding characteristics to ensure circuit compatibility.