onsemi (stylized in lowercase as "onsemi"; legally ON Semiconductor Corporation; formerly ON Semiconductor until August 5, 2021) is an American semiconductor supplier company, based in Scottsdale, Arizona and ranked #483 on the 2022 Fortune 500 based on its 2021 sales. Products include power and signal management, logic, discrete, and custom devices for automotive, communications, computing, consumer, industrial, LED lighting, medical, military/aerospace and power applications. onsemi runs a network of manufacturing facilities, sales offices and design centers in North America, Europe, and the Asia Pacific regions. Based on its 2016 revenues of $3.907 billion, onsemi ranked among the worldwide top 20 semiconductor sales leaders.
History
onsemi was founded in 1999. The company was originally a spinoff of Motorola's Semiconductor Components Group. It continues to manufacture Motorola's discrete, standard analog, and standard logic devices.
In February 2022, it was announced that BelGaN Group BV had completed the acquisition of all shares of ON Semiconductor Belgium BV from the onsemi group.
Starting March 1, 2023, onsemi's headquarters moved to the new site in Scottsdale, AZ.
Acquisitions
In April 2000, onsemi completed the acquisition of Cherry Semiconductor. In 2003, onsemi acquired TESLA SEZAM (manufacturer of semiconductor chips) and TEROSIL (production of silicon) in the Czech Republic. Both of these companies were the successors of the former state-owned company TESLA. In May 2006, onsemi completed the acquisition of LSI Logic Gresham, Oregon Design & Manufacturing Facility. In January 2008, onsemi completed the acquisition of the CPU Voltage and PC Thermal Monitoring Business from Analog Devices, Inc., for $184 million. In March 2008, onsemi completed the acquisition of AMI Semiconductor for $915 million. On July 17, 2008, onsemi and Catalyst Semiconductor, Inc. announced the acquisition of Catalyst Semiconductor, Inc. by onsemi for $115 million. On October 9, 2008, Catalyst Semiconductor, Inc. announced the approval of the acquisition. On October 10, 2008, onsemi announced the completion of the acquisition. In November 2009, onsemi completed the acquisition of PulseCore for $17M. In December 2009, onsemi announced the acquisition of California Micro Devices. In June 2010, onsemi completed the acquisition of Sound Design Technologies, Ltd., for $22 million. In January 2011, onsemi completed the acquisition of SANYO Semiconductor. In February 2011, onsemi completed the acquisition of the CMOS Image Sensor Business Unit from Cypress Semiconductor, for $31.4 million In May 2014, onsemi completed the acquisition of Truesense Imaging, Inc. In June 2014, onsemi announced a $400 million deal to acquire California-based Aptina Imaging Corp. In July 2014, onsemi and Fujitsu Semiconductor announced Strategic Partnership (including foundry services agreement and the definitive agreement pursuant to which onsemi will become a 10% shareholder of Fujitsu's 8-inch wafer fab in Aizuwakamatsu, Japan) In July 2015, onsemi completed the acquisition of Axsem AG. In November 2015, onsemi announced the acquisition of Fairchild Semiconductor for $2.4 billion. In August 2016, onsemi has entered into a definitive agreement with respect to the divestiture of the ignition IGBT business to Littelfuse and has also entered into a separate definitive agreement with Littelfuse to sell its transient voltage suppression diode and switching thyristor product lines, for a combined $104 million in cash. In September 2016, onsemi completed the acquisition of Fairchild Semiconductor. In March 2017, onsemi announced that it would acquire and license mmWave technology for automotive radar applications developed by IBM's Haifa, Israel, research team. It included staff, equipment, research facilities and intellectual property. In May 2018, onsemi acquired Ireland-based company, SensL Technologies Ltd. In June 2019, onsemi acquired Quantenna Communications for about $1 billion. In October 2021, Bloomberg News reported that onsemi was looking to sell off Quantenna's assets. After failing to find a buyer, onsemi shut down the division in 2022. In April 2019, onsemi agreed to acquire GlobalFoundries 300mm wafer fabrication facility in East Fishkill, New York. In February 2023, it was announced the acquisition had been completed. In August 2021 onsemi agreed to acquire GT Advanced Technologies.