SEMICONDUCTOR
KTC9018S
TECHNICAL DATA
EPITAXIAL PLANAR NPN TRANSISTOR
HIGH FREQUENCY LOW NOISE AMPLIFIER APPLICATION.
VHF BAND AMPLIFIER APPLICATION.
E
B
L
L
3
G
H
A
2
1
RATING
UNIT
Collector-Base Voltage
VCBO
40
V
Collector-Emitter Voltage
VCEO
30
V
Emitter-Base Voltage
VEBO
4
V
Collector Current
IC
20
mA
Emitter Current
IE
-20
mA
PC *
350
mW
Tj
150
Tstg
-55 150
Collector Power Dissipation
Junction Temperature
Storage Temperature Range
* PC : Package Mounted On 99.5% Alumina (10 8
0.6
J
C
SYMBOL
K
CHARACTERISTIC
)
P
N
P
MAXIMUM RATING (Ta=25
D
FEATURES
Small Reverse Transfer Capacitance
: Cre=0.65pF(Typ.).
Low Noise Figure : NF=2.2dB(Typ.) at f=100MHz.
High Transition Frequency : fT=800MHz(Typ.).
DIM
A
B
C
D
E
G
H
J
K
L
M
N
P
MILLIMETERS
_ 0.20
2.93 +
1.30+0.20/-0.15
1.30 MAX
0.45+0.15/-0.05
2.40+0.30/-0.20
1.90
0.95
0.13+0.10/-0.05
0.00 ~ 0.10
0.55
0.20 MIN
1.00+0.20/-0.10
7
M
1. EMITTER
2. BASE
3. COLLECTOR
SOT-23
)
Marking
h FE Rank
Lot No.
BG
Type Name
ELECTRICAL CHARACTERISTICS (Ta=25 )
CHARACTERISTIC
SYMBOL
TEST CONDITION
MIN.
TYP.
MAX.
UNIT
Collector Cut-off Current
ICBO
VCB=40V, IE=0
-
-
0.1
A
Emitter Cut-off Current
IEBO
VEB=4V, IC=0
-
-
0.1
A
54
-
198
-
-
1.0
pF
500
800
-
MHz
-
-
30
pS
-
-
4.0
15
-
-
hFE (Note)
DC Current Gain
VCE=5V, IC=1mA
Reverse Transfer Capacitance
Cre
VCE=6V, f=1MHz, IE=0
Transition Frequency
fT
VCE=10V, IC=8mA, f=100MHz
CC rbb'
Collector-Base Time Constant
Noise Figure
NF
Power Gain
Gpe
Note : hFE Classification
2003. 3. 25
F:54 80,
G:72
Revision No : 1
108,
VCE=6V, IE=-1mA, f=30MHz
VCE=6V, IE=-1mA, f=100MHz
H:97
146,
dB
I:130 198
1/3
KTC9018S
h FE - I C
300
500
450
400
350
300
250
20
16
12
200
150
100
VCE =6V
8
4
I B =50µA
0
0
BASE-EMITTER
VOLTAGE VBE (V)
DC CURRENT GAIN h FE
COLLECTOR CURRENT
I C (mA)
STATIC CHARACTERISTICS
COMMON EMITTER
VCE =6V
Ta=25 C
100
50
30
0.2
10
0.1
0.4
0.6
600
400
200
0
10
20
30
1
3
5
10
20
COLLECTOR CURRENT I C (mA)
COMMON
EMITTER
Ta=25 C
VCE =6V
0.8
0.3 0.5
40
COLLECTOR-EMITTER
VOLTAGE VCE (V)
BASE CURRENT
I B ( µA)
-50
-30
-10
-5
100
FORWARD TRANSFER ADMITANCE
yfe (m )
-100
Ω
PHASE ANGLE OF FORWARD
TRANSFER ADMITTANCE θ fe ( )
yfe , θ fe - I E
yfe
50
30
θ fe
COMMON
EMITTER
VCE =6V
10
f=100MHz
5
-0.2
Ta=25 C
-0.5
-1
-3
-5
-10
EMITTER CURRENT I E (mA)
C ie , g ie - I E
C oe , g oe - I E
OUPUT CONDUCTANCE g oe (µ )
OUPUT CAPACITANCE C oe (pF)
5
3
1
0.5
100
Ω
Ω
10
30
COMMON EMITTER
VCE =6V
f=100MHz
Ta=25 C
INPUT CAPACITANCE C ie (pF)
INPUT CONDUCTANCE g ie (m )
300
30
g oe
50
30
C oe
10
5
-0.2
-0.3
-1
-3
-5
EMITTER CURRENT I E (mA)
2003. 3. 25
Revision No : 1
-10
C ie
10
g ie
5
COMMON
EMITTER
VCE =6V
f=100MHz
Ta=25 C
3
1
-0.2
-0.5
-1
-3
-5
-10
EMITTER CURRENT I E (mA)
2/3
KTC9018S
yfe - f
f=200MHz
1600
1200
100
800
400
0
COMMON EMITTER
VCE =6V
50
I E =-1mA
27
10.7
Ta=25 C
20
0
40
60
-10
COMMON EMITTER
VCE =6V
f=10.7MHz
27
50
I E =-1mA
Ta=25 C
100
Ω
150
0
80
100
120
150
-20
200
-30
-40
0
10
20
Ω
20
Ω
INPUT SUSCEPTANCE b ie (m )
f=10.7MHz
27
COMMON EMITTER
VCE =6V
50
I E =-1mA
Ta=25 C
100
Ω
REVERSE TRANSFER SUSCEPTANCE
b re (µ )
y ie - f
0
-400
150
-600
200
-160
-120
50
Ω
y re - f
-800
-200
40
FORWARD TRANSFER CONDUCTANCE g fe (m )
OUTPUT CONDUCTANCE g oe (µ )
-200
30
-80
-40
0
REVERSE TRANSFER CONDUCTANCE g re (µ )
f=200MHz
16
150
12
100
8
COMMON EMITTER
VCE =6V
4
0
50
27
10.7
0
I E =-1mA
Ta=25 C
5
10
15
20
25
30
Ω
Ω
OUTPUT SUSCEPTANCE b oe (µ )
2000
FORWARD TRANSFER SUSCEPTANCE
b fe (m )
y oe - f
INPUT CONDUCTANCE g ie (m )
Ω
COLLECTOR POWER DISSIPATION
Pc (mW)
Pc - Ta
500
1 MOUNTED ON 99.5%
ALUMINA 10x8x0.6mm
400
2 Ta=25 C
1
300
200
2
100
0
0
25
50
75
100
125
150
175
AMBIENT TEMPERATURE Ta ( C)
2003. 3. 25
Revision No : 1
3/3
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