NE681 SERIES
NE68139 NONLINEAR MODEL
SCHEMATIC
Q1
CCBPKG
CCB
LCX
Collector
LBX
LB
LC
Base
CCE
CCEPKG
LE
CBEPKG
LEX
Emitter
BJT NONLINEAR MODEL PARAMETERS(1)
UNITS
Parameter
time
Units
seconds
farads
henries
ohms
Parameters
Q1
Parameters
Q1
capacitance
inductance
resistance
voltage
IS
BF
2.7e-16
185.0
1.02
MJC
XCJC
CJS
VJS
MJS
FC
0.56
0
NF
0
volts
VAF
IKF
ISE
NE
15.0
0.750
0
current
amps
0.055
1.77e-11
2.1
0.50
14.0e-12
3.0
TF
BR
1.0
XTF
VTF
ITF
ADDITIONAL PARAMETERS
NR
1.0
25.0
0.1
VAR
IKR
ISC
NC
Infinity
Infinity
0
Parameters
CCB
68139
PTF
TR
0
0.07e-12
0.01e-12
0.88e-9
0.79e-9
0.7e-9
0.3e-9
1.11
0
CCE
LB
2.0
EG
LC
RE
0.6
XTB
XTI
LE
RB
12.0
3.0
CCBPKG
CCEPKG
CBEPKG
LBX
0.165e-12
0.165e-12
0.01e-12
0.39e-9
0.39e-9
0.2e-9
RBM
IRB
RC
3.7
KF
0
1.2e-5
8.0
AF
1.0
CJE
VJE
MJE
CJC
VJC
1.2e-12
0.77
LCX
LEX
0.50
MODEL RANGE
0.8e-12
0.27
Frequency: 0.1 to 3.0 GHz
Bias:
Date:
VCE = 2.5 V to 8.0 V, IC = 0.3 mA to 7 mA
6/17/96
(1) Gummel-Poon Model
CEL [ CALIFORNIA EASTERN LABS ]
