Toshiba’s discrete semiconductors—such as diodes and transistors—are single-function devices that serve as key components for energy conservation. Leveraging capabilities honed over many years, the division offers a diverse range of high-performance, high-reliability products across three main categories: power devices, small-signal devices, and photocouplers. These products play a vital role in reducing energy consumption across a wide spectrum of applications, ranging from home appliances and mobile devices to automotive and infrastructure sectors, including railway systems and power generation.