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NE681 Datasheet(PDF) 16 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) 16 Page - NEC

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Parameters
Q1
Parameters
Q1
IS
2.7e-16
MJC
0.56
BF
185.0
XCJC
0
NF
1.02
CJS
0
VAF
15.0
VJS
0.75
IKF
0.055
MJS
0
ISE
1.77e-11
FC
0.5
NE
2.1
TF
14e-12
BR
1
XTF
3
NR
1
VTF
25
VAR
Infinity
ITF
0.1
IKR
Infinity
PTF
0
ISC
0
TR
0.3e-9
NC
2
EG
1.11
RE
0.6
XTB
0
RB
12
XTI
3
RBM
3.7
KF
0
IRB
1.2e-5
AF
1
RC
8
CJE
1.2e-12
VJE
0.77
MJE
0.5
CJC
0.8e-12
VJC
0.27
NE68135 NONLINEAR MODEL
SCHEMATIC
(1) Gummel-Poon Model
BJT NONLINEAR MODEL PARAMETERS (1)
UNITS
Parameter
Units
time
seconds
capacitance
farads
inductance
henries
resistance
ohms
voltage
volts
current
amps
MODEL RANGE
Frequency:
0.05 to 5.0 GHz
Bias:
VCE = 8.0 V, IC = 7 mA to 30 mA
Date:
11/1/96
CCB_PKG
0.11pF
0.07pF
LC
0.96 nH
CCB
LB
LB_PKG
LC_PKG
0.15nH
0.1 ohms
CCE_PKG
CCEX_PKG
RE_PKG
0.2pF
0.2pF
0.1 ohms
LE_PKG
0.38nH
CBE_PKG
0.05pF
CBEX_PKG
0.1pF
EMITTER
RC_PKG
COLLECTOR
RB_PKG
0.15nH
0.1 ohms
BASE
0.45nH
CCE
0.01pF
Q1
NE681 SERIES



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