B82116S1221L026

Overview

The B82116S1221L026 is a differential mode choke from the EPCOS (TDK Electronics) power line choke series. It is designed for electromagnetic compatibility applications in AC power circuits. The component features a ferrite core construction suitable for filtering noise on power lines. Rated voltage is 300 V AC, with an inductance value of 12 mH and a rated current of 2.1 A. The device utilizes axial leads for through-hole mounting.

Feature Summary

• Provides differential mode noise suppression for AC power lines
• Constructed with a ferrite core for effective magnetic flux containment
• Designed to meet electromagnetic compatibility standards

Applications

• AC power line filtering in industrial equipment
• Electromagnetic interference suppression in consumer electronics
• Power supply input stages for noise reduction

Procurement Notes

Verify component status as this part number is listed as obsolete or discontinued by the manufacturer. Confirm availability through authorized distributors or check for valid substitute part numbers before procurement planning. Ensure replacement components match electrical ratings and physical dimensions for direct integration.

Selection Notes

Select based on required inductance, rated current, and voltage specifications for the target application. Consider physical size constraints and mounting requirements. Evaluate alternative components from the same series if the specific model is unavailable, ensuring equivalent performance characteristics are maintained.

Part Context

This component belongs to the EPCOS power line choke family, which offers various inductance values for different filtering needs. The series is widely used in applications requiring robust noise suppression on AC mains inputs. TDK Electronics continues to support these components through compatible replacements.

Replacement Considerations

The datasheet indicates that products in this series may be withdrawn. Check official substitution lists for equivalent models such as those in the B82116 series with updated ordering codes. Verify that substitutes maintain the same inductance, current rating, and form factor.