Application Notes 1 Rev. 2.0 2021-03-04 ©2021 Toshiba Electronic Devices & Storage Corporation Applications of photorelays to FA equipment Overview Compared with mechanical relays, photorelays are superior in terms of long life, low current drive, and high-speed response of contacts, and are increasingly being installed in FA equipment. This document introduces examples of photorelay applications in FA equipment and describes precautions when using photorelays. Applications of photorelays to FA equipment
