ON Semiconductor Corporation, commonly known as onsemi, is a global provider of semiconductor solutions focused on energy-efficient electronics. The company originated as a spinoff of Motorola’s semiconductor division in 1999 and rebranded to ON Semiconductor in 2002. Headquartered in Phoenix, Arizona, onsemi has grown through strategic acquisitions and organic innovation to address the evolving needs of its end markets. The company’s product portfolio spans from discrete and analog components to custom modules and comprehensive system solutions.
ON Semiconductor’s core business activities include the design, manufacture, and sale of power management integrated circuits, sensors, analog and mixed-signal ICs, and advanced imaging devices. Its power management products support applications in industrial automation, communications infrastructure, and consumer electronics by improving energy efficiency and system reliability. The company’s imaging and sensing solutions, including CMOS image sensors and LiDAR components, enable advanced driver assistance systems (ADAS) and autonomous vehicle platforms, as well as industrial and security applications.
The company operates a diversified manufacturing network, with facilities in North America, Europe, and Asia, and maintains a robust supply chain through partnerships with leading wafer foundries. Sales and customer support offices are located across more than 30 countries, ensuring localized service and collaboration with original equipment manufacturers (OEMs) and electronics designers. onsemi’s global footprint equips it to serve customers in the automotive, industrial, communications, computing, and consumer markets with high-reliability products.
Leadership at ON Semiconductor is headed by President and Chief Executive Officer Hassane El-Khoury, who has guided the company since 2011. Under his stewardship, onsemi has emphasized a strategy of sustainable growth, operational excellence, and targeted R&D investment. The executive team and Board of Directors bring extensive experience in semiconductor technology and global business management, steering the company’s efforts toward market expansion in electrification, intelligent sensing, and power solutions for next-generation electronic systems.
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