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NE681 Datasheet(PDF) 13 Page - NEC

Part # NE681
Description  NECs NPN SILICON HIGH FREQUENCY TRANSISTOR
PDF  20 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

NE681 Datasheet(HTML) 13 Page - NEC

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



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