International Rectifier's HiRel is recognized as the leader in providing the power management solutions for high reliability and space applications. Located in San Jose, California, the facility is DLA certified class K to design and manufactures ruggedized hybrid standard and rad-hard DC-DC converters. Over twenty years of heritage in high reliability applications signify the Company's unwavering commitment to deliver nothing but the very best in power management solutions to the defense, aerospace, and space industries. Our standard and radiation-hardened converters are at the heart of systems powering mankind's most mission-critical applications.A&S Thyristor Co.,Ltd is a global supplier of IR DC-DC Converters, IR IGBT, IR Rectifier, IR thyristor, A&S Thyristor and many more. Focusing on providing high-quality semiconductor and thyristor.