B82477D4302M000

Arrays, Signal Transformers Overview

The B82477D4302M000 is a surface-mount power inductor from the B82477D4 series, manufactured by EPCOS - TDK Electronics. It features a ferrite core and wirewound construction with shielded design to minimize electromagnetic interference. The component provides an inductance of 3 µH with a tolerance of ±20%. It supports a current rating of 5.5 A and has a maximum DC resistance of 22 mΩ. Rated for operation between -55°C and +150°C, it meets AEC-Q200 standards for automotive reliability.

Arrays, Signal Transformers Feature Summary

• Shielded wirewound construction for reduced electromagnetic interference
• High current handling capability suitable for power supply applications
• Automotive-grade qualification ensuring reliability under harsh conditions

Arrays, Signal Transformers Applications

• Automotive power distribution systems
• DC-DC converter circuits
• On-board charger modules

Arrays, Signal Transformers Procurement Notes

Verify that the ordered part matches the exact suffix M000 to ensure correct inductance and tolerance specifications. Confirm AEC-Q200 compliance requirements if the application involves automotive safety-critical systems. Check datasheet for mounting torque limits and reflow soldering profiles to prevent mechanical damage during assembly.

Arrays, Signal Transformers Selection Notes

Select this component when a compact shielded inductor with high saturation current is required. The 3 µH value suits specific switching frequency ranges in power conversion stages. Ensure the PCB footprint accommodates the non-standard package dimensions and verify thermal management capabilities for continuous 5.5 A operation.

Arrays, Signal Transformers Part Context

This inductor belongs to the B82477D4 series of SMT power inductors designed for demanding electronic environments. The series emphasizes robustness and low profile, making it suitable for space-constrained designs. EPCOS integrates these components into broader solutions for stable power delivery across industrial and automotive sectors.

Arrays, Signal Transformers Replacement Considerations

Consult official cross-reference lists for direct substitutes. Verify pinout compatibility and electrical parameters such as inductance, DCR, and current ratings before substitution. Ensure any replacement maintains the same shielding type and temperature rating.