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Electrical Engineering / Electronics Engineering Technology

Analog Devices and Circuits Lab Course (EE 212)

JFET Small Signal Amplifier Lab - Table of Contents

02/11/97 - 15:26:05 - Evaluation PSpice
EET 212, LAB 3, JFET Small-Signal Amplifier

CIRCUIT DESCRIPTION
R1 4 3 190K
R2 3 0 10K
RG 3 2 90.5K
J1 5 2 6 JFET
RD 4 5 6.07K
RS 6 0 1.2K
RL 7 0 10MEG
CI 1 2 4.7UF
CO 5 7 4.7UF
CS 6 0 100UF
VIN 1 0 0.3VAC
VDD 4 0 20V
VDS 5 6 DC 9.1V
.MODEL JFET NJF (VTO= 2.5V DETA=510.4E 6 LAMBDA=6.3492E 3)
.PROBE
.OP
.OPTIONS NOPAGE
.END

Junction FET MODEL PARAMETERS
JFET
NJF
VTO -2.5
BETA 510.400000E-06
LAMBDA 6.349200E-03

SMALL SIGNAL BIAS SOLUTION TEMPERATURE = 27.000 DEG C
NODE (1)
VOLTAGE .3000

NODE (2)
VOLTAGE 1.0000

NODE (3)
VOLTAGE 1.0000

NODE (4)
VOLTAGE 20.0000

NODE (5)
VOLTAGE 10.8990

NODE (6)
VOLTAGE 1.7992

NODE (7)
VOLTAGE 0.0000

VOLTAGE SOURCE CURRENTS
NAME, CURRENT

VIN 0.000E+00
VDD -1.599E-03
VDS -6.249E-05

TOTAL POWER DISSIPATION 3.26E 02 WATTS
OPERATING POINT INFORMATION TEMPERATURE = 27.000 DEG C

JFETS
NAME J1
MODEL JFET
ID 1.56E-03
VGS -7.99E-01
VDS 9.10E+00
GM 1.84E-03
GDS 9.37E-06
CGS 0.00E+00
CGD 0.00E+00

JOB CONCLUDED
TOTAL JOB TIME 1.98

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