B82731T2801A020

Overview

The B82731T2801A020 is a current-compensated E-core double choke manufactured by EPCOS (TDK). It features a rated AC voltage of 250 V and a nominal inductance of 15 mH at 10 kHz. The component supports a maximum DC current of 800 mA and operates within a temperature range of -40 to +125 °C, including self-temperature rise. It utilizes a horizontal through-hole mounting style with four PC pins and measures 21.50 mm in length, 13.50 mm in width, and 21.10 mm in height.

Feature Summary

• Current-compensated E-core double choke design for power line filtering
• Rated for continuous 250 V AC operation
• Horizontal through-hole mounting configuration

Applications

• Power line chokes
• Common mode filtering
• EMI suppression in electronic equipment

Procurement Notes

Verify the specific part number against official TDK/EPCOS documentation to confirm electrical ratings and physical dimensions. Ensure the application environment does not exceed the 250 VAC continuous rating or the specified operating temperature range. Confirm that the through-hole mounting style aligns with the target PCB layout requirements before procurement.

Selection Notes

Select this component for applications requiring current-compensated filtering on power lines with up to 250 VAC. Consider the 15 mH inductance value and 800 mA current capacity relative to circuit demands. Verify compatibility with the horizontal mounting orientation and ensure the thermal management accommodates the specified temperature range including self-heating effects.

Part Context

This component belongs to the B82731T series of current-compensated E-core double chokes from EPCOS (TDK). These components are designed for power line filtering applications, offering common mode noise suppression. The series typically covers various inductance values and current ratings to suit different electronic equipment requirements.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided data.