GaN Power Semiconductor Device Dynamic Characterization

The current web page context is an article reprint from Bodo’s Power Systems magazine that discusses how to overcome the challenges of dynamic characterization of gallium nitride (GaN) power semiconductor field effect transistors (FETs). The article explains the different types of GaN FETs, the issues caused by fast switching speeds and parasitic inductance, and the technologies developed by Keysight Technologies to solve these problems. Keysight Technologies is a leading provider of design and test solutions for power electronics applications. It offers a range of products and services that enable fast and accurate product development for RF, microwave, and high-speed digital applications. You can learn more about Keysight Technologies at www.keysight.com. One of the products featured in the article is the PD1500A Dynamic Power Device Analyzer/Double Pulse Tester, which is a versatile and modular test system for dynamic characterization of power devices such as Si, SiC, and GaN FETs. It provides a complete design flow with all required features in one tool, such as nonlinear modeling, layout, EM simulation, verification, and optimization. You can learn more about the PD1500A at www.keysight.com/find/pd1500a. The article also showcases how Keysight Technologies developed a new current sensor, a solderless DUT interface, an AUTOCAL function, and a clamp circuit to enable repeatable and reliable measurements of GaN FETs. The article presents test results for different types of GaN FETs using these technologies, demonstrating their superior performance and accuracy. The article concludes by summarizing the key technologies and benefits of using Keysight Technologies’ solution for GaN FET dynamic testing. It also provides references and contact information for further inquiries. To order or inquire about the PD1500A Dynamic Power Device Analyzer/Double Pulse Tester or other Keysight products, you can contact your local Keysight office. The complete list is available at www.keysight.com/find/contactus.