Expanding production capacity for SiC power devices:

ROHM completes acquisition of new production site

Willich-Münchheide, Germany, November 07, 2023 – ROHM has completed the acquisition of the assets of Solar Frontier’s former Kunitomi Plant located in Japan, on November 7, 2023 – based on its agreement signed with Solar Frontier. The plant will be operated by LAPIS Semiconductor, a subsidiary of the ROHM Group, as its second Miyazaki plant. It will become the Group's main production site for SiC power devices and is aiming to start operation in 2024. “This acquisition enables a fast production expansion by utilizing existing infrastructure. This way, ROHM will continue to supply its customers quickly and reliably,” states Wolfram Harnack, President at ROHM Semiconductor Europe. The ROHM Group will continue to strengthen its production capacity in accordance with its Medium-Term Management Plan while keeping abreast of market conditions. On top, ROHM will thoroughly enhance its BCM system to continue to ensure a stable supply of products to its customers. (Table) Solar Frontier plans to continue to use part of the site and buildings as its business office (lease). The previous announcement on July 12, 2023 Expanding production capacity for SiC power devices: ROHM will acquire new production site

About ROHM Semiconductor ROHM Semiconductor is a global company of 507.8 billion yen (3.9 billion US dollars) per March 31st, 2023, with over 23,700 employees. The company develops and manufactures a very large product range from SiC Diodes and MOSFETs, Analog ICs such as Gate Drivers and Power Management ICs to Power Transistors and Diodes to Passive Components. The production of ROHM’s high performing products is taking place in state-of-the-art manufacturing plants in Japan, Germany, Korea, Malaysia, Thailand, the Philippines, and China. ROHM Semiconductor Europe has its Head Office near Dusseldorf serving the EMEA region (Europe, Middle East, and Africa). For further information, please contact www.rohm.com