B82724J2402N1

Ⅰ.Overview of B82724J2402N1

The B82724J2402N1 is a common mode choke, a type of filter component widely used in electronic circuits to suppress common mode noise. Common mode noise refers to unwanted electrical signals that appear simultaneously on both lines of a differential pair relative to ground, which can disrupt the normal operation of electronic devices and cause electromagnetic interference (EMI). As a key filtering component, the B82724J2402N1 is designed with two or more windings on a single magnetic core, creating a high impedance to common mode signals while allowing differential mode signals (the desired signals) to pass through with low loss. This makes it an essential part of EMI reduction strategies in various electronic systems, ensuring compliance with electromagnetic compatibility (EMC) standards and improving the overall performance and reliability of the equipment.

Ⅱ.B82724J2402N1 Parameter

Category:Filters,Common Mode Chokes

Manufacturer:EPCOS - TDK Electronics

Series:B82724

Packaging:Tray

Part Status:Active

Filter Type:Power Line

Number of Lines:2

Inductance @ Frequency:3.3 mH @ 10 kHz

Current Rating (Max):4A

DC Resistance (DCR) (Max):65mOhm (Typ)

Voltage Rating - AC:250V

Operating Temperature: -40°C ~ 125°C

Ⅲ.B82724J2402N1 Main Characteristics

Excellent Common Mode Noise Suppression:With its optimized winding design and high-quality magnetic core, it provides a high impedance to common mode signals, effectively attenuating unwanted noise and reducing EMI emissions from the circuit.

Low Differential Mode Loss:The choke presents low impedance to differential mode signals, allowing the desired signals to pass through with minimal attenuation, ensuring the integrity of the useful information transmitted in the circuit.

High Current Handling Capacity:Its ability to handle a relatively high continuous current makes it suitable for use in power supply circuits and other applications where significant current flows.

Robust Construction:Built with durable materials and stable manufacturing processes, it can operate reliably under various environmental conditions, including temperature fluctuations and vibration, ensuring long-term performance stability.

Ⅳ.B82724J2402N1 Application 

Power Supply Systems:Widely used in AC-DC and DC-DC power supplies to suppress common mode noise generated by switching elements (such as MOSFETs and transformers), preventing noise from propagating to the input or output sides of the power supply and ensuring clean power delivery to connected devices.

Industrial Electronics:Applied in industrial control systems, such as programmable logic controllers (PLCs), motor drives, and sensor interfaces, to reduce EMI between different components and ensure reliable communication and control signals in harsh industrial environments.

Consumer Electronics:Integrated into devices like computers, televisions, and home appliances to meet EMC standards, reducing interference with other household electronics and improving the user experience by minimizing noise-related issues.

Telecommunications Equipment:Used in routers, modems, and communication interfaces to suppress common mode noise in data transmission lines, ensuring stable and error-free signal transmission over communication networks.

Ⅴ.Conclusion

The B82724J2402N1 common mode choke is a high-performance filtering component that excels in suppressing common mode noise while allowing differential mode signals to pass through efficiently. Its key characteristics, such as excellent noise suppression capability, high current handling, low differential mode loss, and compact size, make it widely applicable in power supply systems, industrial electronics, consumer electronics, telecommunications equipment, and automotive electronics. When selecting a common mode choke, factors such as inductance value, current rating, operating frequency range, and voltage rating should be carefully considered to match the specific noise suppression requirements of the application. The B82724J2402N1 stands as a reliable choice for EMI reduction, contributing to the compliance with EMC standards and the stable operation of electronic systems.