Transphorm, Inc. is an American semiconductor company focused on producing transistors made from gallium nitride (GaN) for use in switched-mode power supplies. The company was acquired by Renesas Electronics in 2024.[1]
History
Transphorm was founded in February 2007 in Delaware.[2][3] It is headquartered in Goleta, California, close to the University of California at Santa Barbara (UCSB) from which the company is an offshoot and where the co-founder and CTO, Umesh Mishra, is a professor.
In 2011, Google Ventures invested $20 million into Transphorm. The money was to assist the company's development of power conversion technologies.[4]