Transphorm, Inc. develops, manufactures, and sells gallium nitride (GaN) semiconductor components used in power conversion in Mainland China, Hong Kong, Taiwan, the United States, Japan, South Korea, and Europe. Its GaN devices allows customers to design smaller, lighter, and cooler power systems creating increased functional value in end products, including smartphone power adapters/fast-chargers, power supplies for datacenter servers/communication, industrial power converters, and chargers/converters/inverters for electric vehicles. The company offers its products through sales representatives and distributors. Transphorm, Inc. headquartered in Goleta, California.