B82720A2601N040

Overview

The B82720A2601N040 is a current-compensated ring core double choke manufactured by EPCOS (TDK). It features a ferrite core with epoxy coating and a polycarbonate case. Rated for 250 V AC, this component provides an inductance of 4.4 mH at 10 kHz with a maximum DC current rating of 600 mA. The typical DC resistance is 400 mOhms. Designed for through-hole mounting, it measures 14.20 mm in length and width, with a maximum height of 9.65 mm. It operates within a temperature range of -40°C to +125°C.

Feature Summary

• Current-compensated design utilizing a ferrite ring core structure
• Encapsulated in a UL 94 V-0 rated polycarbonate case with epoxy coating
• Supports horizontal through-hole PCB mounting

Applications

• Power line filtering for AC mains circuits
• Common mode noise suppression in electronic equipment
• EMI reduction in power supply input stages

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct tolerance and packaging specifications. Confirm that the required inductance value and current ratings align with the circuit design requirements before finalizing procurement orders.

Selection Notes

Select this component when a compact, current-compensated filter is needed for 250 V AC applications. Ensure the board layout accommodates the specified through-hole dimensions and that the operating environment stays within the defined temperature limits.

Part Context

This part belongs to the B82720 series of power line chokes from EPCOS (TDK). The series offers various inductance values and current ratings tailored for different power line filtering needs while maintaining a consistent form factor and mounting style.

Replacement Considerations

Consult the official datasheet for direct substitute part numbers within the same series or family that match the required electrical parameters and physical dimensions.