7448709220

Arrays, Signal Transformers Overview

The Würth Elektronik WE-DD 7448709220 is a shielded coupled power inductor from the DD XXL series, designed for high-current applications. It features an SMD package with dimensions of 1210 (3225 metric). The component provides an inductance of 22 µH with a tolerance of ±20%. It supports a maximum RMS current of 3.5 A and has a maximum DC resistance of 64 mΩ. The device operates within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Shielded coupled inductor design minimizes electromagnetic interference
• High current handling capability suitable for SEPIC converters
• Compact surface-mount footprint for dense PCB layouts

Arrays, Signal Transformers Applications

• SEPIC converter designs
• High-efficiency power supply stages
• Automotive electronics systems

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix against official Wurth Elektronik documentation to confirm exact electrical characteristics. Ensure compatibility with automated pick-and-place equipment due to the SMD form factor. Cross-reference the datasheet for thermal derating curves relevant to your operating environment.

Arrays, Signal Transformers Selection Notes

Select this component when designing circuits requiring coupled inductance with high current capacity in a small footprint. Consider the 22 µH value and 3.5 A rating against your circuit's ripple current requirements. Verify that the 1210 package fits within your board space constraints.

Arrays, Signal Transformers Part Context

This part belongs to the WE-DD series, which focuses on shielded coupled inductors for power conversion. The DD XXL variant offers enhanced performance compared to standard sizes. It is manufactured by Würth Elektronik, a specialist in passive electronic components.

Arrays, Signal Transformers Replacement Considerations

Check for direct substitutes within the WE-DD series with similar inductance and current ratings. Verify pinout compatibility if replacing in existing designs. Consult manufacturer cross-reference tools for validated alternatives.