B82724J2502U040

Overview

The B82724J2502U040 is a current-compensated ring core double choke manufactured by EPCOS (TDK Electronics). It features two lines with an inductance of 5.3mH at 10kHz and a rated current of 5A. The component has a maximum DC resistance of 26 milliohms and operates within a temperature range of -40°C to +80°C. Rated voltages are 250V AC and 800V DC. Dimensions are 31.30mm x 15.00mm x 29.50mm, utilizing a vertical through-hole package with four pins.

Feature Summary

• Current-compensated ring core design for effective common mode noise suppression
• Vertical through-hole mounting configuration for secure PCB integration
• High saturation current capability suitable for power line filtering applications

Applications

• Power line filtering in industrial electronics
• EMI suppression in AC/DC converter inputs
• Noise reduction in general power supply circuits

Procurement Notes

Verify the specific suffix U040 against official TDK/EPCOS documentation to confirm the exact inductance tolerance and thermal rating. Ensure the vertical pin configuration matches the target PCB footprint. Cross-reference the part number with the latest datasheet to validate availability and compliance with current environmental standards before procurement.

Selection Notes

Select this component when high current handling up to 5A is required alongside significant inductance for power line noise attenuation. The vertical form factor aids in space-constrained designs where board height allows. Verify that the operating temperature environment does not exceed the +80°C rated limit for optimal performance and longevity.

Part Context

This component belongs to the B82724J series of current-compensated ring core chokes from EPCOS/TDK. These components are designed for robust power line filtering, offering high magnetic coupling efficiency. The series supports various inductance values and current ratings, making it versatile for different power electronics requirements across industrial and consumer applications.

Replacement Considerations

Check for direct substitutes within the B82724J series with compatible inductance and current ratings. Ensure any replacement maintains the vertical 4-pin through-hole package and similar physical dimensions to fit existing footprints without mechanical modification.