8109

Overview

The Bourns Inc. 8109 is a common mode choke designed for through-hole PCB mounting. It features an inductance of 30 mH and supports a current rating of 2.3 A. The component operates at a maximum temperature of +105 C and provides a dielectric strength of 1500 Vrms. With a DC resistance of 330 mOhm, it serves as a two-line filter for noise suppression.

Feature Summary

• Provides common mode noise filtering for two-line circuits
• Supports high-temperature operation up to 105 C
• Offers robust dielectric isolation with 1500 Vrms strength

Applications

• Linear and switch mode power supplies
• Industrial systems and automation control
• Telecommunications equipment

Procurement Notes

Verify the specific suffix (e.g., -RC) against official Bourns documentation to confirm exact electrical tolerances and packaging details. Ensure the selected variant matches the required through-hole footprint and current specifications for the target circuit design.

Selection Notes

Select this component for applications requiring 30 mH inductance and 2.3 A current handling in a through-hole format. Consider the 105 C operating limit and 330 mOhm DCR when evaluating thermal performance and voltage drop in the final assembly.

Part Context

This part belongs to the Bourns 8100 series of common mode inductors. These components are engineered for linear and switch mode power supplies, offering high reliability in compact designs for various electronic markets including industrial and telecommunications.

Replacement Considerations

Consult official Bourns substitution guides for verified equivalents. Generic cross-references may not match the specific 30 mH inductance or 2.3 A current rating required for proper circuit function.