Linear Technology

Linear Technology
Name	Linear Technology
Industry	Semiconductors
Fate	Acquired by Analog Devices
Founded	1981
Founder	Robert C. Dobkin; Raymond N. Noorda
Defunct	2017 (acquisition)
Headquarters	Milpitas, California, United States
Products	Integrated circuits, analog integrated circuits, power management ICs, data converters, amplifiers
Revenue	$1.45 billion (2016)
Num employees	3,100 (2016)

Linear Technology was an American semiconductor company founded in 1981 that designed, manufactured, and marketed high-performance analog integrated circuits. The firm became known for precision data converters, voltage regulators, and high-reliability power management solutions used across aerospace, telecommunications, industrial automation, and instrumentation sectors. Its product portfolio and engineering culture attracted customers in defense, medical devices, and consumer electronics before its 2017 acquisition.

History

Linear Technology was established in 1981 by Robert C. Dobkin and executives with ties to Xicor and Intel, growing during the 1980s alongside companies such as National Semiconductor, Analog Devices, Texas Instruments, Maxim Integrated, and Analogic Corporation. Throughout the 1990s the company expanded R&D and sales channels, engaging with distributors like Arrow Electronics, Avnet, and Future Electronics, and competing in markets shared with Linear Systems counterparts at Motorola and Fairchild Semiconductor. In the 2000s it navigated consolidation events involving Semiconductor Industry Association trends, IPO-era histories reminiscent of Advanced Micro Devices and NXP Semiconductors, and collaborated on standards with organizations such as JEDEC and IPC International. By 2016 Linear Technology announced results comparable to peers like ON Semiconductor and Microchip Technology before being acquired by Analog Devices in a transaction led by executives from Analog Devices Incorporated and approved by boards and regulators.

Products and Technologies

Linear Technology produced precision analog products including voltage regulators, DC/DC converters, operational amplifiers, instrumentation amplifiers, and analog-to-digital converters used in systems from Boeing avionics to Siemens industrial controllers. Key product lines were employed by customers such as General Electric, Honeywell, Lockheed Martin, and Philips, and integrated into equipment from Agilent Technologies and Thermo Fisher Scientific. The company developed power management ICs compatible with standards from IEEE committees and used process technologies related to fabs operated by firms like TSMC and GlobalFoundries. Its mixed-signal designs interfaced with processors from Intel and microcontrollers from STMicroelectronics and Microchip Technology in products marketed to Dell, HP, and Apple supply chains.

Manufacturing and Facilities

Linear Technology maintained wafer fabrication partnerships and assembly/test operations, with primary offices and engineering facilities in Milpitas, California, and manufacturing partnerships extending to foundries and subcontractors used by Renesas Electronics, ROHM Semiconductor, and ON Semiconductor. The company worked with packaging and test houses serving clients such as Amkor Technology and ASE Technology Holding while complying with supply-chain practices observed by firms like Cisco Systems and IBM. Facilities in Silicon Valley connected to regional ecosystems including Stanford University and San Jose State University for recruiting engineers experienced with fabs like those of Intel Corporation and National Semiconductor.

Market Position and Customers

Linear Technology occupied a niche among high-performance analog suppliers competing with Analog Devices, Texas Instruments, Maxim Integrated, and National Semiconductor (now part of Texas Instruments). Its customer base included aerospace contractors such as Northrop Grumman and Raytheon, medical equipment manufacturers like Medtronic and Varian Medical Systems, and telecom vendors such as Ericsson and Nokia. Distribution networks involved partners like Digi-Key, Mouser Electronics, RS Components, and OEM channels used by Siemens Healthcare and Schneider Electric. The firm’s products met standards adopted by Federal Aviation Administration-regulated programs and certifications referenced by Underwriters Laboratories in electronic safety testing.

Corporate Governance and Acquisition

Linear Technology’s governance featured a board of directors and executives with backgrounds at Intel, National Semiconductor, and Analog Devices. Founders and officers engaged with industry associations including SEMICON West and regulatory frameworks influenced by Securities and Exchange Commission filings. In 2016–2017 Analog Devices announced an acquisition agreement for Linear Technology, culminating in a deal that combined portfolios and resulted in integration into Analog Devices’ corporate structure, affecting stakeholders including shareholders represented by firms such as Goldman Sachs and legal advisors with histories involving Skadden, Arps, Slate, Meagher & Flom.

Research and Development

R&D at Linear Technology emphasized analog circuit innovation, simulation tools, and test methods parallel to efforts at Bell Labs-era research and contemporary groups at MIT and Caltech. The company invested in patent portfolios and collaborated with suppliers and test labs like Keysight Technologies and Tektronix to characterize performance metrics used by customers such as Siemens and GE Healthcare. Engineering teams published application notes and participated in conferences alongside peers from IEEE societies and presented technologies relevant to attendees from ARM Holdings-based ecosystems and power-conversion consortia.

Philanthropy and Community Involvement

Executives and the company supported educational and community initiatives tied to institutions such as Stanford University, San Jose State University, and regional nonprofit organizations. Corporate giving and employee volunteerism involved sponsorships of STEM outreach programs similar to initiatives supported by Intel Foundation, partnerships with workforce development groups connected to California State University campuses, and donations to healthcare institutions like Lucile Packard Children's Hospital and programs associated with United Way. The company’s local involvement mirrored philanthropic patterns of Silicon Valley firms including Google and Apple Inc..

Category:Semiconductor companies of the United States Category:Companies based in Milpitas, California