Mentech Magnetic Product Line

What is a flat wire common mode choke?

A flat wire common mode choke, also known as a power supply common mode choke, is an advanced magnetic component designed to filter out common-mode EMI in electrical circuits. Unlike traditional chokes that use round copper wire, it utilizes a specialized common mode choke coil wound with rectangular, flat copper wire around a high-permeability magnetic core.

By upgrading to flat wire, this heavy-duty high current common mode choke provides a much larger surface area, which effectively minimizes high-frequency skin effect and significantly reduces AC copper losses. It functions as a powerful dual-line EMI filter that suppresses unwanted electrical noise and line disturbances while allowing the desired differential signals to pass through seamlessly.

What are the advantages of a flat wire common mode choke?

• Premium suppression & efficiency: Mentech high current common mode choke features a flat wire design that minimizes high-frequency skin effect, preventing overheating while ensuring maximum EMI noise suppression.

• Tailored for heavy-duty power: High-capacity noise filtering is provided for communication power supplies, EV charging stations, and photovoltaic inverters.

• Smart & versatile integration: Functions seamlessly as a power supply common mode choke to maintain signal integrity and eliminate line disturbances.

• Ultra-compact architecture: Featuring a high space utilization factor, this common mode choke coil delivers superior power density, fitting perfectly into tight, space-constrained board layouts.

Introduction: Mentech flat wire common mode choke

As a magnetic component manufacturer in China, Mentech designs and manufactures standard and custom flat wire common mode chokes with nearly 20 years of design experience. Click here to learn about our strengths  and factory details.

Our R&D team works closely with clients. They not only understand your current specifications and needs but also are dedicated to providing ongoing support and optimization. Contact us today to learn more about our flat wire common mode choke and prices. Our experts are prepared to serve you now.