Linear Technology Corporation

Linear Technology Corporation
Name	Linear Technology Corporation
Type	Public (formerly)
Fate	Acquired by Qualcomm
Founded	1981
Founder	Robert H. Dobkin, Bob Dobkin, Robert C. Dobkin
Defunct	2017 (acquisition)
Location	Milpitas, California, United States
Industry	Semiconductor
Products	Analog integrated circuits, power management ICs, data conversion ICs, amplifiers, voltage references
Revenue	$1.2 billion (2016)
Num employees	~4,700 (2016)

Linear Technology Corporation was an American semiconductor company known for designing, manufacturing, and marketing high-performance analog integrated circuits. The company supplied products used in telecommunications, industrial instrumentation, automotive systems, aerospace, and consumer electronics. Linear Technology emphasized precision, low-noise, and high-reliability analog solutions and was acquired by Qualcomm in 2017.

History

Linear Technology was founded in 1981 by Robert H. Dobkin and other engineers from Precision Monolithics and Analog Devices. Early growth followed product introductions addressing instrumentation and telecommunications needs during the 1980s, competing with firms such as Maxim Integrated and National Semiconductor. The 1990s and 2000s saw expansion into power management and data conversion, with product lines adopted by customers including Intel, Cisco Systems, and Texas Instruments partners. A notable milestone was the company's listing on the NASDAQ and inclusion in semiconductor indices. Prior to its acquisition, Linear operated through decades of analog innovation and strategic partnerships with defense contractors and aerospace integrators like Lockheed Martin and Boeing.

Products and technology

Linear's portfolio included switching regulators, linear regulators, voltage references, operational amplifiers, data converters, and power modules. Key technologies involved switched-mode power supplies used in Apple devices, automotive power-train electronics for Ford Motor Company platforms, and precision instrumentation for National Aeronautics and Space Administration instruments. The company's designs emphasized low quiescent current, high efficiency, and wide input-voltage ranges, competing with products from Analog Devices and STMicroelectronics. Linear supported industry standards through collaborations with organizations such as the JEDEC Solid State Technology Association and contributed to power-management architectures used in Intel server platforms and Qualcomm mobile ecosystems.

Manufacturing and facilities

Linear maintained wafer fabrication relationships and in-house assembly/testing facilities in the United States, Asia, and Europe. Major sites included headquarters and engineering in Milpitas, California, test and packaging centers in Singapore and Malaysia, and design centers collaborating with Tsinghua University and other research institutions. The company balanced internal manufacturing with foundry partnerships involving global fabrication plants operated by firms such as GlobalFoundries and Taiwan Semiconductor Manufacturing Company. Linear's supply chain supported customers in Japan, Germany, and South Korea, and the company navigated trade and export regulations relevant to defense-related electronics sold to contractors like Northrop Grumman.

Corporate governance and leadership

Linear's executive leadership featured co-founders including Robert H. Dobkin (Chief Technology Officer) and Kenneth W. Levy (President/CEO at various times). The board included directors with backgrounds at corporations such as Intel, Texas Instruments, and Hewlett-Packard. Corporate governance practices adhered to listings requirements on the NASDAQ and reporting to the Securities and Exchange Commission. Compensation and executive succession were influenced by interactions with institutional investors like BlackRock and Vanguard Group.

Mergers, acquisitions, and Qualcomm acquisition

Linear pursued selective acquisitions and IP licensing to augment analog capabilities, engaging with smaller firms and design teams from the analog semiconductor ecosystem. The company's acquisition culminated in 2017 when Qualcomm announced a cash-and-stock deal to acquire Linear for approximately $14.5 billion, a transaction that followed prior industry consolidations involving Maxim Integrated and Analog Devices. The acquisition was part of Qualcomm's broader strategy to strengthen power management and analog portfolios for mobile and IoT markets.

Market position and financials

Linear occupied a leading position in high-performance analog markets, often cited alongside Analog Devices, Texas Instruments, and Maxim Integrated. Revenue peaked near $1.3 billion in the mid-2010s, with gross margins typical for analog-semiconductor firms and R&D expenditures reflective of persistent product development. Customers included large systems companies such as Apple, Cisco Systems, and General Electric. Public financial reporting to the Securities and Exchange Commission documented revenue mix across industrial, communications, computing, and consumer end markets prior to the acquisition.

Intellectual property and litigation

Linear maintained an extensive patent portfolio protecting analog circuit topologies, power-management methods, and packaging technologies, citing patents filed with the United States Patent and Trademark Office. The company engaged in licensing and defended its IP through litigation and countersuits in cases involving firms like Analog Devices and other competitors in the semiconductor industry. Regulatory and antitrust review accompanied the 2017 acquisition by Qualcomm, drawing scrutiny from agencies in the United States and international competition authorities.

Category:Semiconductor companies of the United States Category:Defunct companies based in California