B82450A1004A000

Rfid Antennas Overview

The B82450A1004A000 is a surface-mount RFID transponder coil manufactured by TDK Electronics. Designed for the 125 kHz frequency band, this component serves as an antenna for passive identification systems. It features a compact SMD package with dimensions of 11.4 x 3.5 x 2.4 mm. The device is qualified to AEC-Q200 standards, ensuring reliability for automotive applications. It supports standard reel packaging formats including tape and reel, cut tape, and Digi-Reel options.

Rfid Antennas Feature Summary

• Optimized for 125 kHz RFID transponder communication
• Automotive-grade qualification compliant with AEC-Q200
• Compact surface-mount design suitable for space-constrained PCB layouts

Rfid Antennas Applications

• Passive keyless entry systems in automotive vehicles
• Immobilizer system antennas
• RFID tag integration for asset tracking

Rfid Antennas Procurement Notes

Verify the specific ordering suffix to confirm the exact inductance value and tolerance required for the circuit design. Ensure the selected packaging format matches the automated assembly equipment capabilities. Confirm that the AEC-Q200 qualification meets the specific project's automotive reliability standards before finalizing the supply chain agreement.

Rfid Antennas Selection Notes

Select this component when a robust, automotive-qualified antenna is required for low-frequency RFID applications. The choice depends on the need for a standardized form factor that integrates easily into existing PCB designs without requiring significant layout modifications. Consider the mechanical constraints of the 11.4 x 3.5 mm footprint against available board space.

Rfid Antennas Part Context

This part belongs to the B82450 series of transponder coils from TDK Electronics. The series provides various inductance values tailored for different RFID reader requirements. As part of the EPCOS portfolio now integrated into TDK, these components are widely used in industrial and automotive identification technologies requiring high reliability.

Rfid Antennas Replacement Considerations

Compatible substitutes within the same family include B82450A2364A000 and other variants in the B82450A series. Verify that alternative part numbers match the required inductance and physical dimensions to ensure interchangeability without redesigning the host circuit board.