B82477D4103M000

Arrays, Signal Transformers Overview

The B82477D4103M000 is a surface-mount power inductor from the EPCOS (TDK) B82477 series. It features a ferrite core and shielded construction, designed for general-purpose applications. The component has a nominal inductance of 10 µH with a tolerance of ±20%. It supports a maximum rated current of 3.75 A and a saturation current of approximately 3.75 A. The DC resistance is 42 mΩ max. Operating temperature range spans from -55°C to +150°C.

Arrays, Signal Transformers Feature Summary

• Shielded magnetic structure minimizes electromagnetic interference
• High thermal stability suitable for demanding environments
• Compact surface-mount design for automated assembly

Arrays, Signal Transformers Applications

• DC-DC converter output filtering
• General-purpose power supply circuits
• Industrial control systems

Arrays, Signal Transformers Procurement Notes

Verify the specific suffix 'D' against procurement requirements, as it denotes a particular variant within the B82477 family. Confirm that the 42 mΩ DCR and 3.75 A current ratings align with the target circuit design. Ensure the 150°C operating limit meets system thermal constraints. Cross-reference the manufacturer's latest datasheet for any updates on pinout or mechanical dimensions before finalizing orders.

Arrays, Signal Transformers Selection Notes

Select this component when a shielded inductor with high current handling is required in a compact footprint. The 10 µH value suits intermediate frequency switching applications. Compare the 42 mΩ DCR against efficiency targets. Ensure the PCB layout accommodates the specific package dimensions and thermal dissipation needs associated with the 3.75 A rating.

Arrays, Signal Transformers Part Context

This part belongs to the B82477 series of SMT power inductors by EPCOS (TDK). The series offers various inductance values and current ratings in standardized packages. The 'D' suffix typically indicates specific mechanical or electrical characteristics distinct from other variants like 'G' or 'R'. These components are widely used in automotive and industrial electronics for power management.

Arrays, Signal Transformers Replacement Considerations

Direct substitutes include B82477G4103M000 and B82477R4103M000, provided their specific electrical parameters (such as DCR and current ratings) match the design requirements. Verify mechanical compatibility and thermal performance before substitution.