B82725S2243B040

Overview

The B82725S2243B040 is a surface-mount current-compensated ring core double choke from the EPCOS SurfIND series. It features an inductance of 820 µH at 100 kHz and supports a maximum AC voltage rating of 250 V. The component handles a maximum current rating of 24 A with a typical DC resistance of 2.21 mΩ. Its physical dimensions are 40.00 mm in length and 38.00 mm in width, with a maximum height of 23.00 mm.

Feature Summary

• Surface-mount construction for automated assembly
• Current-compensated ring core design
• High current handling capability

Applications

• Power line filtering
• Industrial electronics
• Automotive electronics

Procurement Notes

Verify the manufacturer designation as TDK Electronics, reflecting the corporate integration of EPCOS. Confirm that the specific ordering suffix matches the required electrical and mechanical specifications. Ensure compatibility with surface-mount assembly processes and validate performance against the stated 24 A current rating and 820 µH inductance requirements.

Selection Notes

Select this component for applications requiring high-current power line filtering in compact spaces. The surface-mount format facilitates efficient PCB layout. Evaluate the 2.21 mΩ DC resistance to ensure minimal voltage drop and power loss within the circuit design constraints.

Part Context

This component belongs to the B82725S series of current-compensated chokes manufactured by TDK Electronics. These components are engineered for robust performance in demanding environments, providing effective noise suppression while maintaining stability under high load conditions.

Replacement Considerations

Consult official TDK documentation for verified substitute part numbers. Do not assume interchangeability based on generic specifications alone.