Gate Driver Design for Cryogenically Cooled Power Electronic Converters

This article explores the design and experimental validation of an isolated half-bridge DC-DC converter customized for cryogenic environments, addressing the challenges posed by extreme low temperatures. The key contribution lies in the adoption of the isolated half-bridge topology which ensures exceptional output voltage stability with a simplified structure. By leveraging this innovative design, a rigorous design process for the selection of critical components is employed to ensure the stable performance and reliability at cryogenic environment. The performance of the designed isolated DC-DC converter and practical challenges are investigated experimentally at a cryogenic temperature. The results contribute valuable insights to the converter design in extreme temperature environments, promising advancements in the field of cryogenic power electronics.