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CURRENT REGULATING DIODE < Back SST500 Series CURRENT REGULATING DIODE The SST500 Series Current Regulating Diode is a direct replacement for the Siliconix-Vishay SST500 Series. It is ideal for current-limiting and constant-current applications. It is available in the SOT-23 3L RoHS package, as well as bare die. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information Below are the options you have when ordering this part series: SST500 SOT23 3L RoHS SST501 SOT23 3L RoHS SST502 SOT23 3L RoHS SST503 SOT23 3L RoHS SST504 SOT23 3L RoHS SST505 SOT23 3L RoHS SST506 SOT23 3L RoHS SST507 SOT23 3L RoHS SST508 SOT23 3L RoHS SST509 SOT23 3L RoHS SST510 SOT23 3L RoHS SST511 SOT23 3L RoHS J500 Die J501 Die J502 Die J503 Die J504 Die J505 Die J506 Die J507 Die J508 Die J509 Die J510 Die J511 Die Datasheet Spice Model Application Notes

MONOLITHIC DUAL, N-CHANNEL, JFET VOLTAGE CONTROLLED RESISTOR < Back VCR11N MONOLITHIC DUAL, N-CHANNEL, JFET VOLTAGE CONTROLLED RESISTOR The VCR11N Monolithic Dual, N-Channel, JFET Voltage Controlled Resistor is a direct Siliconix VCR11 Series. It is Ideal for Variable Resistor and Grain Control Applications. This part is available in the TO-71 4L RoHS package, as well as in die form. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information Below are the options you have when ordering this part: VCR11N TO-71 6L VCR11N SOT-23 6L VCR11N DFN 8L VCR11N Die Datasheet Spice Model Application Notes

SINGLE, N-CHANNEL ENHANCEMENT MODE MOSFET < Back 2N4351 Series SINGLE, N-CHANNEL ENHANCEMENT MODE MOSFET The 2N4351 Series Single, N-Channel Enhancement Mode MOSFET is a direct replacement for Intersil and Siliconix-Vishay part. It is ideal for Amplifier and Switching Applications. The part series is available in the TO-72 4L RoHS package, as well as in die form. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information Below are the options you have when ordering this part series: 2N4351 TO-72 4L RoHS 2N4352 TO-72 4L RoHS 2N4351 Die 2N4352 Die Datasheet Spice Model Application Notes

MONOLITHIC DUAL, NPN TRANSISTOR < Back IT120 Series MONOLITHIC DUAL, NPN TRANSISTOR The IT120 Series Monolithic Dual, NPN Transistor is a direct replacement for the Intersil IT120 Series. It is ideal for Small Signal Transistor Amplifier & Switching Applications. It is available the in TO-71 6L RoHS, TO-78 6L RoHS, PDIP 8L ROHS and SOIC 8L RoHS package, as well as bare die. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information: All Part Numbers within this Product Series IT120A PDIP 8L RoHS IT120 PDIP 8L RoHS IT121 PDIP 8L RoHS IT122 PDIP 8L RoHS IT120A SOIC 8L RoHS IT120 SOIC 8L RoHS IT121 SOIC 8L RoHS IT122 SOIC 8L RoHS IT120A Die IT120 Die IT121 Die IT122 Die Datasheet Spice Model Application Notes

CURRENT REGULATING DIODE < Back J500 Series CURRENT REGULATING DIODE The J500 Series Current Regulating Diode is a direct replacement for the Siliconix-Vishay J500 Series. It is ideal for current-limiting and constant-current applications. It is available in the TO-92 2L RoHS package, as well as bare die. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information Below are the options you have when ordering this part series: J500 SOT23 3L RoHS J501 SOT23 3L RoHS J502 SOT23 3L RoHS J503 SOT23 3L RoHS J504 SOT23 3L RoHS J505 SOT23 3L RoHS J506 SOT23 3L RoHS J507 SOT23 3L RoHS J508 SOT23 3L RoHS J509 SOT23 3L RoHS J510 SOT23 3L RoHS J511 SOT23 3L RoHS J500 Die J501 Die J502 Die J503 Die J504 Die J505 Die J506 Die J507 Die J508 Die J509 Die J510 Die J511 Die Datasheet Spice Model Application Notes

SINGLE, N-CHANNEL ENHANCEMENT MODE MOSFET < Back 3N170 Series SINGLE, N-CHANNEL ENHANCEMENT MODE MOSFET The 3N170 Series Single, N-Channel Enhancement Mode MOSFET is a direct replacement for Intersil and Siliconix-Vishay equivalent part. It is ideal for Amplifier and Switching Applications. The part series is available in the TO-72 4L RoHS and SOT-143 4L RoHS package, as well bare die. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information Below are the options you have when ordering this part series: 3N170 TO-72 4L RoHS 3N171 TO-72 4L RoHS 3N170 SOT-143 4L RoHS 3N171 SOT-143 4L RoHS Datasheet Spice Model Application Notes

Discover an extensive array of application notes and white papers authored by the talented minds at Linear Systems, as well as contributions from our esteemed colleagues and friends. Immerse yourself in our carefully curated selection to stay informed and inspired. Articles & Books This is a space to tell users about yourself and your business. Let them know who you are, what you do, and what this website is all about. Double click to start editing. Articles FET Principles and Circuits, Part 1 to 4, by Ray Martson, Nuts and Volt 5/2000 Ray Marston Read More JFETs The New Frontier Part 1 Erno Borbely Read More Books Designing with Field Effect Transistors (Second Edition) 1990 ISBN 007057537-1 FET Technology and Applications 1989 ISBN 0824780507 View Read More Analog Circuit Design - A Tutorial Guide to Applications and Solution Analog Circuit Design, Volume 2 – Immersion in the Black Art of Analog Design Analog Circuit Design, Volume 3 – Design Note Collection View Read More An Introduction to Field Effect Transistors-by J. Watson PHD, University of Wales, Swansea-1970 Designing with Field Effect Transistors (First Edition) 1981 ISBN 9780070574496 View Read More Some Tips on Making a FETching Discrete Amplifier View Read More Designing Audio Power Amps, 2010, ISBN 007164024X The Audio Power Amplifier Design Handbook (Fifth Edition) View Read More Designing Audio Power Amps, 2010, ISBN 007164024X View Read More Piezoelectric Accelerometers with Integral Electronics includes noise analysis of JFET and MOSFET amplifier circuits ISBN 978-331908-0772 View Read More

HIGH VOLTAGE, SUPER BETA, MONOLITHIC DUAL, NPN TRANSISTOR < Back LS301 Series HIGH VOLTAGE, SUPER BETA, MONOLITHIC DUAL, NPN TRANSISTOR Previous Next

MONOLITHIC DUAL, P-CHANNEL ENHANCEMENT MODE MOSFET < Back 3N165 Series MONOLITHIC DUAL, P-CHANNEL ENHANCEMENT MODE MOSFET The 3N165 Series Monolithic Dual, P-Channel Enhancement Mode MOSFET is a direct replacement for Intersil and Siliconix-Vishay part. It is ideal for Amplifier and switching Applications. This part series is available in the Available in the TO-99 8L RoHS and SOIC 8L RoHS package, as well as bare die. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information Below are the options you have when ordering this part series: 3N165 TO-99 8L RoHS 3N166 TO-99 8L RoHS 3N165 SOIC 8L RoHS 3N1646 SOIC 8L RoHS 3N163 Die 3N164 Die Datasheet Spice Model Application Notes

SINGLE, HIGH FREQUENCY, N-CHANNEL JFET AMPLIFIER < Back J/SST/U308 Series SINGLE, HIGH FREQUENCY, N-CHANNEL JFET AMPLIFIER The J/SST/U308 Series Single, High Frequency, N-Channel JFET Amplifier is a direct replacement for the Fairchild, NXP and Siliconix-Vishay equivalent part. It is ideal for High Frequency Applications. The series is available in the TO-92 3L RoHS, TO-18 3L RoHS and SOT-23 3L RoHS package, as well as in die form. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information: Below are the options you have when ordering this part series: J308 TO-92 3L RoHS J309 TO-92 3L RoHS J310 TO-92 3L RoHS U308 TO-18 3L RoHS U309 TO-18 3L RoHS U310 TO-18 3L RoHS SST308 SOT-23 3L RoHS SST309 SOT-23 3L RoHS SST310 SOT-23 3L RoHS U308 Die U309 Die U310 Die Datasheet Spice Model Application Notes

Linear Systems designs and manufactures the highest-performance line of monolithic dual JFETs in the industry. Contact us for a quote! Back SST/U421 Series LOW LEAKAGE, LOW DRIFT, MONOLITHIC DUAL, N-CHANNEL JFET The SST/U421 Series Low-Noise, Low-Drift, Monolithic Dual N-Channel JFET Amplifier is designed for a broad spectrum of precision instrumentation and sensor applications. This series is offered in TO-71 6L, TO-78 7L, PDIP 8L, and SOIC 8L RoHS-compliant packages, as well as in die form. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information The following options are available for ordering this part series: U421 TO-71 6L RoHS U422 TO-71 6L RoHS U423 TO-71 6L RoHS U424 TO-71 6L RoHS U425 TO-71 6L RoHS U426 TO-71 6L RoHS U421 TO-78 7L RoHS U422 TO-78 7L RoHS U423 TO-78 7L RoHS U424 TO-78 7L RoHS U425 TO-78 7L RoHS U426 TO-78 7L RoHS SST421 SOIC 8L RoHS SST422 SOIC 8L RoHS SST423 SOIC 8L RoHS SST424 SOIC 8L RoHS SST425 SOIC 8L RoHS SST426 SOIC 8L RoHS U421 Die U422 Die U423 Die U424 Die U425 Die U426 Die Datasheet Spice Model Application Notes

SINGLE, LOW LEAKAGE PICO-AMP DIODES < Back J/SST/PAD Series SINGLE, LOW LEAKAGE PICO-AMP DIODES The PAD Series Ultra-Low Leakage, Protection Diode is a direct replacement for the Siliconix-Vishay part series. It is ideal for Pico Amp, Ultra-Low Leakage, Protection Diode Applications. This part series is available in the TO-72 3L RoHS, TO-92 2L RoHS and SOT-23 3L RoHS package, as well as die form. Advanced screening options are available for our diverse product lineup, featuring JFETS, Bipolar transistors, MOSFETs, current regulators, and Diodes. Our special screening covers all the parameters listed in the standard datasheet, including comprehensive package pin-out. Connect with our experienced technical team to discuss your specific needs and tailor your requirements—email us at support@linearsystems.com or call (510) 490-9160. MOQ applies to these specialized services. Ordering Information Below are the options you have when ordering this part series: PAD1 TO-72 3L RoHS PAD2 TO-72 3L RoHS PAD5 TO-72 3L RoHS PAD10 TO-72 3L RoHS PAD20 TO-72 3L RoHS PAD50 TO-72 3L RoHS PAD100 TO-72 3L RoHS JPAD1 TO-92 2L RoHS JPAD2 TO-92 2L RoHS JPAD5 TO-92 2L RoHS JPAD10 TO-92 2L RoHS JPAD20 TO-92 2L RoHS JPAD50 TO-92 2L RoHS JPAD100 TO-92 2L RoHS SSTPAD1 SOT-23 3L RoHS SSTPAD2 SOT-23 3L RoHS SSTPAD5 SOT-23 3L RoHS SSTPAD10 SOT-23 3L RoHS SSTPAD20 SOT-23 3L RoHS SSTPAD50 SOT-23 3L RoHS SSTPAD100 SOT-23 3L RoHS PAD1 Die PAD2 Die PAD5 Die PAD10 Die PAD20 Die PAD50 Die PAD100 Die Datasheet Spice Model Application Notes