B82725A2123N001

Overview

The B82725A2123N001 is a current-compensated ring core double choke from the EPCOS B82725A series, designed for power line filtering. It features an inductance of 3.3 mH and supports a rated current of 12 A. The component has a DC resistance of 12 mOhm and operates within a temperature range of -40°C to +125°C. It utilizes a horizontal through-hole mounting configuration with four pins. Physical dimensions are 44.00 mm in length, 42.40 mm in width, and a maximum height of 25.00 mm.

Feature Summary

• Current-compensated ring core design for effective common mode noise suppression
• Dual-line configuration suitable for two-wire power line applications
• Robust construction supporting high current loads up to 12 A

Applications

• Power line electromagnetic interference filtering
• Industrial equipment input stages
• Power supply unit noise reduction

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct packaging and tolerance specifications. Confirm that the required inductance and current ratings align with the circuit design requirements before procurement. Cross-reference the part number with authorized distributors to validate authenticity and availability status.

Selection Notes

Select this component when a 3.3 mH inductance at 12 A is required for power line filtering. Ensure the PCB layout accommodates the specified horizontal footprint and pin spacing. Verify that the operating environment remains within the -40°C to +125°C temperature range for reliable performance.

Part Context

This component belongs to the B82725A family of power line chokes manufactured by EPCOS (TDK Electronics). These chokes are engineered for general-purpose electromagnetic compatibility applications. The series offers various inductance and current combinations to suit different power line filtering needs across industrial and consumer electronics sectors.

Replacement Considerations

Check the B82725A2123N40 as a potential variant within the same series. Verify electrical parameters and physical dimensions match exactly before substitution. Consult the official TDK/EPCOS replacement guide for approved equivalents.