NE688 CEL, NE688 Datasheet - Page 15

• Manufacturer Part Number: NE688
• Description: SURFACE MOUNT NPN SILICON HIGH FREQUENCY TRANSISTOR
• Manufacturer: CEL

NE68830 NONLINEAR MODEL
BJT NONLINEAR MODEL PARAMETERS
(1) Gummel-Poon Model
SCHEMATIC
Parameters
RBM
VAR
MJE
VAF
CJE
VJE
CJC
VJC
IKR
ISC
IRB
IKF
ISE
NE
BR
NR
RE
RB
BF
NF
RC
NC
IS
0.796e-12
0.549e-12
3.8e-16
3.8e-15
3.5e-16
135.7
0.001
1.49
12.3
0.06
6.14
0.71
0.38
0.65
1.62
0.6
1.1
3.5
0.4
3.5
4.2
Q1
28
1
Parameters
XCJC
MJC
MJS
CJS
VJS
XTF
VTF
PTF
XTB
XTI
ITF
EG
FC
TR
KF
TF
AF
Base
C
BEPKG
L
BX
11e-12
32e-12
0.48
0.56
0.75
0.75
0.36
0.65
0.61
1.11
Q1
50
0
0
0
3
0
1
L
B
(1)
C
C
CBPKG
CB
Emitter
L
L
E
EX
ADDITIONAL PARAMETERS
MODEL RANGE
Frequency:
Bias:
Date:
UNITS
C
CE
L
C
Parameters
Parameter
time
capacitance
inductance
resistance
voltage
current
C
C
L
L
C
C
C
L
L
L
B
E
BX
CX
EX
CB
CE
CBPKG
CEPKG
BEPKG
L
C
CX
Q1
CEPKG
0.05 to 3.0 GHz
V
10/11/96
CE
= 1 V to 5 V, I
Collector
C
= 1 mA to 10 mA
0.24e-12
0.27e-12
0.5e-9
0.86e-9
0.08e-12
0.04e-12
0.04e-12
0.2e-9
0.1e-9
0.2e-9
seconds
farads
henries
ohms
volts
amps
68830
Units