74489440100

Arrays, Signal Transformers Overview

The Würth Elektronik 74489440100 is a shielded coupled inductor array from the WE-TDC series, designed for surface mount technology. It features an 8038 package size with dimensions of 8 mm length, 8 mm width, and 3.8 mm height. The component provides an inductance of 40 µH when connected in series and 10 µH when connected in parallel. It has a maximum DC current rating of 2.5 A and a maximum DC resistance of 128 mOhms. The unit operates within a temperature range of -40°C to +125°C.

Arrays, Signal Transformers Feature Summary

• Shielded construction minimizes electromagnetic interference and magnetic flux leakage.
• Dual-coil configuration supports flexible series or parallel circuit integration.
• Surface mount design facilitates automated PCB assembly processes.

Arrays, Signal Transformers Applications

• DC-DC converter input and output filtering
• Power supply common mode noise suppression
• Signal conditioning in mixed-signal circuits

Arrays, Signal Transformers Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to ensure correct inductance and tolerance specifications. Confirm that the surface mount footprint matches the target PCB layout. Check RoHS compliance status if required by project standards. Ensure storage conditions adhere to moisture sensitivity levels defined in the product documentation.

Arrays, Signal Transformers Selection Notes

Select this component based on the required inductance values for series and parallel configurations. Evaluate the maximum DC current rating against the peak load requirements of the application. Consider the physical dimensions of the 8038 package to ensure adequate clearance on the printed circuit board. Assess thermal performance at the specified operating temperature range.

Arrays, Signal Transformers Part Context

This part belongs to the WE-TDC series of shielded coupled inductors manufactured by Würth Elektronik. The series is characterized by high current handling capabilities and low profile designs suitable for space-constrained electronics. The 74489440100 variant specifically offers distinct electrical characteristics for series and parallel connections within a compact SMD form factor.

Arrays, Signal Transformers Replacement Considerations

Consult official Wurth Elektronik documentation for verified substitute part numbers within the WE-TDC family. Cross-reference pinout compatibility and mechanical dimensions before substitution. Verify that alternative components meet identical electrical performance criteria.