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New ETS-800 D20 expands performance testing of power semiconductors in EVs

By Michelle Froese | October 8, 2025

Teradyne, Inc., a provider of automated test equipment and advanced robotics, announced the launch of the ETS-800 D20, the latest addition to its ETS-800 platform of high-performance test systems for power semiconductors.

Power semiconductors are fundamental to the performance of electric vehicles (EVs) and data centers, enabling efficient power conversion, thermal management, and energy optimization. In EVs, they enhance battery management systems, extending driving range and improving overall efficiency.

The ETS-800 D20 provides a versatile and cost-effective solution for both high-volume and high mix/low-volume device testing, addressing the diverse requirements of these rapidly evolving sectors.

AI-driven workloads in data centers and advanced battery systems in EVs both require highly accurate power devices with clean, stable voltage outputs.

The ETS-800 platform delivers the necessary current in the shortest duration while simultaneously measuring ultra-low resistance, ensuring lower losses and improved reliability.

“This new system offers a flexible and efficient approach to testing power semiconductors that enable today’s most critical applications, from electric vehicles to high-performance computing,” said Dominic Viens, VP and GM of the Power Test division at Teradyne. “The ETS-800 D20 builds on the proven ETS-800 platform with expanded capabilities and compatibility across existing systems to help customers meet evolving production demands.”

The ETS-800 D20 introduces a dual-sector test head system that can be configured for both low- and high-volume testing. It supports up to two instruments in low-density mode or up to eight test sites in high-density mode, enabling parallel testing and higher throughput.

Key benefits:

  • Flexible: Choose the ETS-800 configuration that matches your test requirements, from high volume to high mix/low volume applications.
  • Extensible: Transition seamlessly between platforms using the same tests, instruments, docking, and software to optimize capital investment and floor space.
  • High performance: Achieve faster test times and higher site counts with increased channel density.
  • Widest dynamic range: Attain broad test coverage for precision power and analog devices.

As the global shift toward vehicle electrification and AI-driven computing continues, the demand for robust, efficient power semiconductors, and the ability to test them effectively, has never been greater. The ETS-800 D20 delivers the scalability and precision needed to meet these challenges, enabling manufacturers to accelerate production and improve device reliability.

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Filed Under: Technology News, Test And Measurement
Tagged With: teradyne
 

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