2N3819 N-Channel JFET

2N3819 is an N- Channel – Depletion layer JFET that is widely used in RF-based audio equipment for amplification and other purposes. It is a VHF / UHF Amplifier. It has a Drain-Source Voltage of 25 Vdc with a Drain-Gate voltage of 25 Vdc. The Gate-Source Voltage is 25V. The 2N3819 could provide 100mAdc of Drain current.

Pin Description of 2N3819 JFET
Pin Number

Pin Name

Description

1

Source

Source pin of the JFET

2

Gate

Gate pin of the JFET

3

Drain

Drain pin of the JFET

Features and Specification of 2N3819 JFET
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)

Note: Complete technical details can be found in the 2N3819 Datasheet, linked at the bottom of this page.

Alternative Product of 2N3819 JFET