Linear Integrated Systems
Linear Integrated Systems, based in Fremont, California, has been manufacturing high-quality discrete components since 1987, serving a wide range of markets, including automated test equipment, professional audio, medical electronics, military, and test and measurement. Linear Integrated Systems uses patented and proprietary processes and designs to create its high-performance semiconductors.
Featured Products by Linear Integrated Systems

Low Noise Dual N-Channel JFETs
Wideband, high gain, monolithic dual, N-channel JFETs that are pin-for-pin replacements.

J500 Current Regulating Diodes
Wide 0.192mA to 5.6mA current range and are for current-limiting and constant-current applications.

SST500 Current Regulating Diodes
Ideal for current-limiting and constant-current in test instrumentation and medical applications.

LSK189 Ultra Low Noise Single N-Channel JFETs
Low-noise/-leakage single N-channel JFETs are ideal for ultra-low-noise audio/acoustic applications.