7448990150

Arrays, Signal Transformers Overview

The Würth Elektronik 7448990150 is a shielded, molded coupled inductor from the WE-MCRI series. It features two coils with an inductance of 15 µH when connected in parallel and a DC resistance (DCR) of 87 mΩ. The component has a rated current of 3.9 A in parallel configuration and a self-resonant frequency of 8.5 MHz. It utilizes an iron powder core for stability and is designed for surface mount installation within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Molded coupled inductor design providing structural integrity and consistent magnetic performance.
• Shielded construction minimizes electromagnetic interference and prevents external field coupling.
• Iron powder core material ensures stable inductance characteristics under varying load conditions.

Arrays, Signal Transformers Applications

• Point-of-load (POL) converter input and output filtering
• Multi-phase synchronous buck regulator interphase inductors
• High-density power supply modules requiring compact footprint

Arrays, Signal Transformers Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm tolerance and packaging options. Ensure the procurement channel provides valid traceability documentation. Cross-reference the part number with the latest production change notices to account for any recent manufacturing updates or labeling modifications before finalizing orders.

Arrays, Signal Transformers Selection Notes

Select this component for applications requiring high current density and low profile dimensions. The 15 µH parallel inductance suits moderate power conversion stages. Evaluate the 3.9 A current rating against peak load requirements to prevent saturation. Consider the 87 mΩ DCR impact on overall system efficiency during thermal analysis.

Arrays, Signal Transformers Part Context

This component belongs to the WE-MCRI series of SMD molded coupled inductors. The series is characterized by its integrated shielding and robust mechanical design suitable for automated assembly processes. It addresses the industry demand for smaller power solutions in portable and industrial electronics.

Arrays, Signal Transformers Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Direct replacement requires matching electrical parameters including inductance, current rating, and physical dimensions.

Arrays, Signal Transformers FAQ

What is the self-resonant frequency of the 7448990150?

The self-resonant frequency is 8.5 MHz.

Is the 7448990150 shielded?

Yes, the component features a shielded design to reduce electromagnetic interference.