B82450A4904A000

Rfid Antennas Overview

The B82450A4904A000 is a transponder coil manufactured by EPCOS, now part of TDK Electronics. It is designed for inductive coupling applications with a rated inductance of 490 µH. The component features a ferrite core and enamel copper wire winding welded to terminals. Its physical dimensions are 11.4 x 3.5 x 2.4 mm, suitable for compact integration.

Rfid Antennas Feature Summary

• Transponder coil construction with ferrite core
• Enamel copper wire winding welded to terminals
• Compact size optimized for specific form factors

Rfid Antennas Applications

• Transponder systems
• Inductive coupling interfaces
• RFID tag antennas

Rfid Antennas Procurement Notes

Verify the current manufacturer designation as EPCOS passive components have transitioned to TDK Electronics branding. Confirm that the specific ordering code matches the required inductance and tolerance specifications for your design. Check official documentation for any superseded part numbers or updated datasheet versions before finalizing procurement.

Rfid Antennas Selection Notes

Select this component based on its specific inductance value and physical footprint requirements. Ensure compatibility with the operating frequency and RMS voltage conditions specified in the technical data sheet. Consider the welding termination style for appropriate PCB assembly processes.

Rfid Antennas Part Context

This component belongs to the B82450A series of transponder coils. These coils are engineered for reliable performance in short-range communication applications. The product line represents standard solutions for integrating inductive elements into consumer and industrial electronic devices requiring contactless data transfer.

Rfid Antennas Replacement Considerations

Consult official TDK Electronics catalogs for direct substitutes if this specific code is discontinued. Verify that replacement parts maintain identical inductance, Q factor, and dimensional constraints to ensure seamless integration without redesigning the host circuit board.