
TDK Launches New DC-Link Film Capacitors Rated for 135°C
Edited by Ionna Brakeley
Charging & Ownership
Updated October 6, 2026
3 min read
1 linked source
TDK has introduced the B3272*A/G/T series of DC-link film capacitors, which can operate continuously at temperatures up to 135°C without derating up to 105°C. These capacitors are primarily aimed at applications in xEV traction inverters, on-board chargers, and automotive DC-DC converters, as well as industrial drives and high-end power supplies.
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Why it matters
- ✓The new capacitors can enhance the performance and reliability of electric vehicle (EV) components, potentially leading to improved efficiency and longevity of EV systems.
- ✓Higher temperature ratings may allow for more compact designs in EV electronics, which could reduce manufacturing costs and improve vehicle performance.
- ✓As EV technology continues to evolve, components like these capacitors are crucial for meeting the demands of high-performance applications.
TDK Launches New DC-Link Film Capacitors Rated for 135°C
TDK has announced the launch of its B3272*A/G/T series of DC-link film capacitors, which are designed for continuous operation at case temperatures of up to 135°C. This new series is particularly notable because it requires no derating up to 105°C, making it a robust option for various applications in the electric vehicle (EV) sector.
What Changed
The introduction of TDK's new capacitors marks a significant advancement in the components available for electric vehicles and other high-performance applications. These capacitors are specifically designed to handle higher temperatures, which is critical for the demanding environments found in xEV traction inverters, on-board chargers, and automotive DC-DC converters. Additionally, they are suitable for industrial drives and high-end power supplies, expanding their utility beyond just the automotive sector.
Why It Matters for Buyers/Owners
The implications of TDK's new capacitors are significant for EV buyers and owners:
- Enhanced Performance: The ability to operate at higher temperatures without derating can lead to improved efficiency and reliability in EV components, which is crucial for the overall performance of electric vehicles.
- Compact Design: Higher temperature ratings may allow manufacturers to design more compact electronic systems, potentially reducing the size and weight of components, which can enhance vehicle performance and efficiency.
- Cost Efficiency: As the technology advances and components become more reliable, there may be a reduction in manufacturing costs, which could eventually benefit consumers through lower vehicle prices or improved features.
Key Details from Source Material
According to Charged EVs, TDK's B3272*A/G/T series capacitors are specifically qualified for high-temperature applications, making them ideal for the evolving needs of the electric vehicle market. The capacitors are expected to play a crucial role in enhancing the performance of various EV systems, including traction inverters and on-board chargers, which are essential for the efficient operation of electric vehicles.
What to Watch Next
As TDK rolls out these new capacitors, it will be important to monitor their adoption in the market and how they are integrated into new EV models and technologies. Additionally, keeping an eye on feedback from manufacturers and users regarding the performance of these capacitors will provide insights into their real-world effectiveness and reliability. Further developments in capacitor technology could also emerge as the demand for high-performance EV components continues to grow.
Sources
These are the documents and reports used to build this brief so readers can verify the story directly.
- TDK’s new DC-link film capacitors are rated for up to 135° C — Charged EVsMEDIA
Reporting notes
EV Signal briefs are written to explain the verified change first, then add the context EV buyers and owners need to understand cost, availability, charging access, eligibility, or ownership impact.
If details are still developing, we try to say what is confirmed, what comes from secondary reporting, and what readers should verify before acting.
Source mix
1 linked source
1 media
Reviewed from: Charged EVs.
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