NE681 SERIES
NE68119 NONLINEAR MODEL
SCHEMATIC
Q1
CCBPKG
CCB
LCX
Collector
LBX
LB
Base
CCE
CCEPKG
LE
LEX
Emitter
BJT NONLINEAR MODEL PARAMETERS(1)
UNITS
Parameter
time
Units
seconds
farads
henries
ohms
Parameters
Q1
Parameters
Q1
IS
BF
2.7e-16
185.0
1.02
15.0
0.055
1.77e-11
2.1
MJC
XCJC
CJS
VJS
MJS
FC
0.56
capacitance
inductance
resistance
voltage
0
NF
0
VAF
IKF
ISE
NE
0.75
volts
0
current
amps
0.5
TF
14.0e-12
ADDITIONAL PARAMETERS
BR
1
XTF
VTF
ITF
3
25
0.1
0
Parameters
CCB
68119
NR
1
0.07e-12
0.01e-12
1.13e-9
0.85e-9
0.18e-12
0.21e-12
0.19e-9
0.19e-9
0.19e-9
VAR
IKR
ISC
NC
Infinity
Infinity
0
CCE
PTF
TR
LB
0.3e-9
1.11
0
LE
2
EG
CCBPKG
CCEPKG
LBX
RE
0.6
XTB
XTI
RB
12
3
RBM
IRB
RC
3.7
KF
0
LCX
LEX
1.2e-5
8
AF
1
CJE
VJE
MJE
CJC
VJC
1.2e-12
0.77
0.5
MODEL RANGE
Frequency: 0.05 to 3.0 GHz
Bias:
VCE = 2.5 V to 8.0 V, IC = 0.3 mA to 10 mA
0.8e-12
0.27
(1) Gummel-Poon Model
CEL [ CALIFORNIA EASTERN LABS ]
