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2N3819 JFET: Substitute, Pinout and Datasheet

RF JFET Transistors N-CH -25V 10mA BULK Hello everyone, this is Rose. In today's post, we will detail the introduction to 2N3819.

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Aug 19, 2021

Avery Grote

Drain characteristic curve and Dc transfer curve test for 2N3819(or any kind of JFET)

 

RF JFET Transistors N-CH -25V 10mA BULK

Hello everyone, this is Rose. In today's post, we will detail the introduction to 2N3819. 2N3819 is a a TO-92 packaged N-Channel JFET designed for RF amplifier and mixer applications.This article mainly introduce substitute, pinout, datasheet and other detailed information about Central Semiconductor 2N3819.

 

2N3819

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2N3819 Description

The Central Semiconductor 2N3819 is a a TO-92 packaged N-Channel JFET designed for RF amplifier and mixer applications. 

 

The transistor possesses some very good features like very low noise and distortion, high gain and sensitivity, quality signal amplification and can also be used for very low level signal amplification. 

 

Other than that it can also be used as a switch. When used as a switch it is capable of fast switching and can drive loads that falls under 10mA. It also provides high gain at 100MHz.

2N3819 Pinout

2N3819 CAD Model

Symbol

Footprint

3D Model

2N3819 Features

■Type: JFET - N - Channel - Depletion

■ Drain to Source Voltage (VDS) = 25V

■ Drain to Gate Voltage (VDG) = 25V

■ Gate to Source Voltage (VGS) = 25V

■ Drain Current (ID)= 0.1 A

■ Gate-Source Cut-off Voltage (VGS(off)) = -8.0 Vdc (VDS = 15 Vdc, ID = 10 nAdc)

■ Cut-off Frequency (Note 1) = 700 Mhz (VDS = 15 Vdc, VGS = 0)

■ Power Dissipation (Ptot): 350mW

■ Package Type: TO-92

■ Transistor Type: N Channel

■ Max Storage & Operating temperature Should Be: -65 to +150 Centigrade

■ Low Noise & High Gain

Specifications

Central Semiconductor Corp 2N3819 technical specifications, attributes, parameters and parts with similar specifications to Central Semiconductor Corp 2N3819.

2N3819 Tech Specifications

Central Semiconductor Corp 2N3819 technical specifications, attributes, parameters and parts with similar specifications to Central Semiconductor Corp 2N3819.

Product Attribute Attribute Value
Factory Lead Time6 Weeks
Package / CaseTO-226-3, TO-92-3 (TO-226AA)
Surface MountNO
Weight453.59237mg
Transistor Element MaterialSILICON
Number of Elements1 Element
Operating Temperature (Max.)150°C
PackagingBulk
Published2001
JESD-609 Codee0
Pbfree Codeno
Part StatusActive
Moisture Sensitivity Level (MSL)1 (Unlimited)
Product Attribute Attribute Value
Number of Terminations3Terminations
ECCN CodeEAR99
Terminal FinishTin/Lead (Sn/Pb)
HTS Code8541.21.00.95
Max Power Dissipation360mW
Terminal PositionBOTTOM
Terminal FormTHROUGH-HOLE
Peak Reflow Temperature (Cel)NOT SPECIFIED
Reach Compliance Codenot_compliant
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED
Pin Count3
JESD-30 CodeO-PBCY-T3
Qualification StatusNot Qualified
Product Attribute Attribute Value
Element ConfigurationSingle
Operating ModeDEPLETION MODE
Power Dissipation360mW
Transistor ApplicationAMPLIFIER
Drain to Source Voltage (Vdss)25V
Transistor TypeN-Channel JFET
Continuous Drain Current (ID)20mA
Gate to Source Voltage (Vgs)25V
Drain Current-Max (Abs) (ID)0.02A
FET TechnologyJUNCTION
Feedback Cap-Max (Crss)4 pF
RoHS StatusNon-RoHS Compliant
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Where to use 2N3819?

As described above 2N3819 is mostly built for VHF and UHF applications, Due to its low noise feature, it can be used for amplification of different type of low level signals whether it will be an audio signal or other type of signals in electronics. Other than that it can also be used as a switch and it can handle max load of 10mA. Moreover it also features high gain at 100MHz which also makes it ideal to use in RF applications.

2N3819 Applications

● VHF/UHF Amplifier system

● Receiver and Transmitter

● RF Module

● Tone control

● High frequency amplifier.

● Low capacitance switches.

● Amplification and analog switching

● Any Low Level Signal Amplification

● Sensor Circuits

● Audio Amplifier Stages

2N3819 Package

2N3819 Manufacturer

Central Semiconductor is a leading provider of superior discrete semiconductors that have been applied in electronic products all over the world since 1974. Nowadays, the company's products lines contain MOSFETs, bridge rectifiers, silicon carbide devices, protection devices, rectifiers, current limiting diodes, bipolar power transistors, standard, and custom small-signal transistors, and thyristors. Except for the industry-standard surface mount, the company's products also support bare die, MDMs (Multi Discrete Modules™), through-hole packages. With the loyal and high-quality brand image it has built, Central keeps leveraging its service capability and benefit more and more customers through exclusive high-tech products.

Datasheet PDF

Download datasheets and manufacturer documentation for Central Semiconductor Corp 2N3819.

2N3819 Documents

Download datasheets and manufacturer documentation for 2N3819

Datasheets
2N3819
PCN Assembly/Origin
Wafer Process 27/Sep/2019
Environmental Information
RoHS3 Cert

Frequently Asked Questions

1.What is 2N3819 transistor?
It is an N-channel junction field effect transistor with high frequency and low noise.
2.What other transistors can be used to replace 2N3819?
This is a field effect tube, 25V 20mA N-channel low power. We can use BF244, BF245, MPF102, 2N3822 to instead.
3.How to run 2N3819 safely in a circuit?
It is recommended to always stay 20% below from the max ratings. Does not drive load of more than 10mA through this transistor and the load voltage should be under 25V. Always store and operate it in temperature above -65 Celsius and below +150 Celsius.
FAQ
1.What is 2N3819 transistor?
It is an N-channel junction field effect transistor with high frequency and low noise.
2.What other transistors can be used to replace 2N3819?
This is a field effect tube, 25V 20mA N-channel low power. We can use BF244, BF245, MPF102, 2N3822 to instead.
3.How to run 2N3819 safely in a circuit?
It is recommended to always stay 20% below from the max ratings. Does not drive load of more than 10mA through this transistor and the load voltage should be under 25V. Always store and operate it in temperature above -65 Celsius and below +150 Celsius.

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