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2SC2668 Datasheet, PDF (1/3 Pages) Toshiba Semiconductor – TRANSISTOR (HIGH FREQUENCY, FM, RF, IF AMPLIFIER APLIFIER APPLICATIONS
JC(T
JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
TO-92S Plastic-Encapsulate Transistors
2SC2668 TRANSISTOR (NPN)
TO-92S
1. EMITTER
FEATURES
z Small Reverse Transfer Capacitance
z Low Noise Figure
2. COLLECTOR
3. BASE
12 3
MAXIMUM RATINGS (Ta=25℃ unless otherwise noted)
Symbol
VCBO
VCEO
VEBO
IC
PC
TJ
Tstg
Parameter
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current -Continuous
Collector Power Dissipation
Junction Temperature
Storage Temperature
Value
40
30
4
20
200
150
-55-150
Unit
V
V
V
mA
mW
℃
℃
ELECTRICAL CHARACTERISTICS (Ta=25℃ unless otherwise specified)
Parameter
Collector-base breakdown voltage
Collector-emitter breakdown voltage
Emitter-base breakdown voltage
Collector cut-off current
Emitter cut-off current
DC current gain
Reverse Transfer Capacitance
Collector-Base Time Constant
Transition frequency
Power Gain
Noise figure
Symbol
Test conditions
V(BR)CBO
V(BR)CEO
V(BR)EBO
ICBO
IEBO
hFE
IC =100μA, IE=0
IC =1mA, IB=0
IE=100μA, IC=0
VCB=40V, IE=0
VEB=4V, IC=0
VCE=6V, IC=1mA
Cre
VCE=6V, f=1MHz
Cc·rbb’ VCE=6V, IE=-1mA, f=30MHz
fT
VCE=6V, IC=1mA
Gpe VCC=6V, IC =1mA, f=100MHz
NF VCC=6V, IC =1mA, f=100MHz
Min Typ Max
40
30
4
0.5
0.5
40
200
0.7
30
550
18
5
Unit
V
V
V
μA
μA
pF
ps
MHz
dB
dB
CLASSIFICATION OF hFE
Rank
Range
R
40-80
O
70-140
Y
100-200
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DA,Junl,2,2001164