TDK Electronics · TDK Europe

Power EMC Filters

August 28, 2025

TDK unveils standardized CarXield EMC filters for xEV platforms

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TDK Corporation (TSE:6762) presents CarXield (ordering code: B84252x), a standardized EMC filter series for automotive inverters for 500 V and 1000 V, which can significantly reduce development time for system integrators. This product enables rapid market entry for mid-sized e-mobility manufacturers with validated, compact EMI solutions that meet automotive standards and are immediately available through streamlined, standardized manufacturing processes. By mitigating inverter-to-battery interference, CarXield enhances overall powertrain EMC performance and simplifies compliance for electric drivetrain applications.

Designed to suppress inverter-generated noise on battery lines, which is crucial for both electromagnetic immunity and emission compliance, CarXield ensures stable performance in xEV platforms. The components measure 140 x 59 x 50.0 mm (L x W x H) and cover 500 V and 1000 V systems with rated currents up to 400 A at ambient temperatures of +85 °C, and transient peak currents up to 1000 A. The typical DC resistance is only 0.1 mΩ. Based on nanocrystalline core technology and incorporating X2 or Y2 class capacitors with integrated passive discharge, these filters are engineered for durability under severe ambient conditions.

Thanks to its availability with or without copper busbars and optional passivated finishes, CarXield supports flexible system integration, allowing developers to adapt thermal and spatial designs without compromise. It is certified to automotive standards such as AEC-Q200 and validated against MBN LV 124 profiles.

Further information on the products can be found at www.tdk-electronics.tdk.com/en/carxield

Features & Applications

Main applications

  • EMI noise reduction in the electric drivetrain of commercial and passenger vehicles


     

Main features and benefits

  • Standardized solution for xEV powertrains
  • Tailored for the dynamic needs of mid-sized e-mobility manufacturers
  • Based on nanocrystalline cores and X2 and Y2 capacitors
  • Passive discharge circuit
  • Easy and fast to install
  • Compact design


     

Key Data

Ordering codeRated DC voltage
[V]
Rated current
[A]
Peak current 
for 10 s [A]
Weight
[g]
 
B84252A0200*500200600≤ 620
B84252B0400*10004001000≤ 780


About TDK Corporation

TDK Corporation is a world leader in electronic solutions for the smart society based in Tokyo, Japan. Built on a foundation of material sciences mastery, TDK welcomes societal transformation by resolutely remaining at the forefront of technological evolution. It was established in 1935 to commercialize ferrite, a key material in electronic and magnetic products. TDK’s comprehensive, innovation-driven portfolio features passive components such as ceramic, aluminum electrolytic and film capacitors, as well as magnetics, high-frequency, and piezo and protection devices. The product spectrum also includes sensors and sensor systems such as temperature and pressure, magnetic, and MEMS sensors. In addition, TDK provides power supplies and energy devices, magnetic heads, software and more. These products are marketed under the product brands TDK, EPCOS, InvenSense, Micronas, Tronics, and TDK-Lambda. TDK focuses on demanding markets in automotive, industrial and consumer electronics, and information and communication technology. The company has a network of design and manufacturing locations and sales offices in Asia, Europe, and in North and South America. In fiscal 2025, TDK posted total sales of USD 14.4 billion and employed about 105,000 people worldwide.

 


Media Contact

Ralf Higgelke TDK Electronics AG Phone +49 89 54020-1378 Get in contact
Debbie Martin TDK Electronics Inc. Fountain Hills, AZ/USA Phone +1 480 836-4104 Get in contact
Candido Dall'Agnoll TDK Electronics do Brasil Ltda. São Paulo/Brazil Phone +55 51 3484-7007 Get in contact
Himalaya Baghel TDK India Private Limited Mumbai/India Phone +91 12 04 50 58 42 Get in contact
Kathy Xu TDK (Shanghai) Electronics Ltd. Phone +86 21 22 19 15 98 Get in contact
Vincent Gaff Tronic's Microsystems SA Phone +33 4 76 97 29 60 Get in contact

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