Linear Technology Corporation was an American semiconductor company that designed, manufactured and marketed high performance analog integrated circuits.

Applications for the company's products included telecommunications, cellular telephones, networking products, notebook and desktop computers, video/multimedia, industrial instrumentation, automotive electronics, factory automation, process control, military and space systems.

[7] As of August 2010, the company made over 7500 products,[2] which they organized into seven product categories: data conversion (analog to digital converters, digital to analog converters), signal conditioning (operational amplifiers, comparators, voltage references), power management (switching regulators, linear regulators, battery management, LED drivers), interface (RS232, RS485), radio frequency (mixers, quadrature modulators), oscillators, and space and military ICs.

[1] The company maintained LTspice, a freely downloadable version of SPICE that includes schematic capture.

[8] In the United States, the company had design centers in Phoenix, Arizona; Grass Valley, California; Santa Barbara, California; Colorado Springs, Colorado; North Chelmsford, Massachusetts; Manchester, New Hampshire; Cary, North Carolina; Plano, Texas; and Burlington, Vermont.