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 SEMICONDUCTOR
TECHNICAL DATA
VHF/UHF WIDE BAND AMPLIFIER APPLICATION.
KTC3790S
EPITAXIAL PLANAR NPN TRANSISTOR
FEATURES
Low Noise Figure, High Gain. NF=1.2dB, |S21e| =13dB (f=1GHz).
D
2
L
E B
L
2 A G H 1
3
MAXIMUM RATING (Ta=25
CHARACTERISTIC Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current Collector Power Dissipation Junction Temperature Storage Temperature Range
)
SYMBOL VCBO VCEO VEBO IC PC Tj Tstg RATING 20 10 1.5 65 150 150 -55 150 UNIT
P P
V V V mA mW
C N J
DIM A B C D E G H J K L M N P
MILLIMETERS _ 2.93 + 0.20 1.30+0.20/-0.15 1.30 MAX 0.40+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
K
M
1. EMITTER 2. BASE 3. COLLECTOR
SOT-23
Marking
h FE Rank Lot No.
Type Name
R
ELECTRICAL CHARACTERISTICS (Ta=25 )
CHARACTERISTIC Collector Cut-off Current Emitter Cut-off Current DC Current Gain Reverse Transfer Capacitance Transition Frequency Insertion Gain Noise Figure SYMBOL ICBO IEBO hFE (Note1) Cre fT |S21e|2 NF TEST CONDITION VCB=10V, IE=0 VEB=1V, IC=0 VCE=8V, IC=20mA VCB=10V, IE=0, f=1MHz (Note2) VCE=8V, IC=20mA VCE=8V, IC=20mA, f=1GHz VCE=8V, IC=7mA, f=1GHz MIN. 50 11 TYP. 0.35 9 13 1.2 MAX. 1 1 250 0.9 2.5 pF GHz dB dB UNIT A A
Note 1 : hFE Classification L:50~100, M:80~160, N:125~250. Note 2 : Cre is measured by 3 terminal method with capacitance bridge.
2007. 8. 22
Revision No : 0
1/5
KTC3790S
TYPICAL CHARACTERISTICS
REVERSE TRANSFER CAPACITANCE Cre (pF)
hFE - IC
300
Cre - VCB
3 2
DC CURRENT GAIN hFE
200
100 70 50 30
VCE=8V Ta=25 C
1 0.5
f =1.0MHz Ta=25 C
10 0.5
1
5
10
50
0.1 1 5 10 20 30
COLLECTOR CURRENT IC (mA)
COLLECTOR-BASE VOLTAGE VCB (V)
f T - IC
TRANSITION FREQUENCY fT (GHz) 2 INSERTION GAIN S21e (dB)
30 20 10 5 15
S21e
2
- IC
10
5
VCE = 8V f = 1.0GHz Ta=25 C
VCE=8V Ta=25 C
1 1 5 10 20 30
0 0.5
1
5
10
50 70
COLLECTOR CURRENT IC (mA)
COLLECTOR CURRENT IC (mA)
2
S21e
20
-f
7
NF - I C
NOISE FIGURE NF (dB)
VCE = 8V f = 1.0GHz Ta=25 C
(dB)
INSERTION GAIN S21e
VCE=8V IC=20mA 16 Ta=25 C
6 5 4 3 2 1
2
12 8 4 0 0.1
S21e
2
0.5
1.0
2.0
3.0
0 0.5
1
5
10
50 70
FREQUENCY f (GHz)
COLLECTOR CURRENT IC (mA)
2007. 8. 22
Revision No : 0
2/5
KTC3790S
Pc - Ta
COLLECTOR POWER DISSIPATION PC (mW)
200
100
0 0 50 100 150
AMBIENT TEMPERATURE Ta ( C)
S-PARAMETER (VCE = 8V, IC = 5mA, ZO=50
Frequency MHz 200 400 600 800 1000 1200 1400 1600 1800 2000 Mag. 0.728 0.490 0.343 0.253 0.202 0.176 0.176 0.179 0.186 0.211 S11
Ta = 25
)
S21 S21 Ang. Mag. Ang. Mag. S22 Ang.
Ang. -45.3 -74.5 -93.2 -110.1 -131.1 -148.9 -162.8 173.9 163.3 151.1
Mag.
12.107 8.097 6.260 4.623 4.004 3.250 3.021 2.575 2.520 2.183 )
S21
138.7 114.2 102.3 90.1 83.6 75.8 69.4 63.4 58.9 53.4
0.036 0.065 0.079 0.090 0.101 0.125 0.144 0.160 0.188 0.202
66.2 61.6 61.6 61.2 61.3 60.8 60.0 59.8 59.1 58.9
0.825 0.675 0.582 0.529 0.500 0.470 0.448 0.427 0.406 0.386
-21.6 -26.6 -29.0 -28.6 -30.1 -31.4 -33.4 -34.8 -37.5 -44.5
(VCE = 8V, IC = 20mA, ZO=50
Frequency MHz 200 400 600 800 1000 1200 1400 1600 1800 2000 Mag. S11
Ta = 25
S21 Ang. Mag. Ang. Mag.
S22 Ang.
Ang.
Mag.
0.366 0.194 0.124 0.077 0.063 0.065 0.074 0.108 0.116 0.134
-66.8 -88.9 -104.3 -132.0 -156.4 179.5 168.0 147.0 137.6 131.2
19.757 10.502 7.591 5.446 4.653 3.754 3.460 2.934 2.870 2.479
116.9 98.8 91.1 82.0 77.6 71.6 66.5 61.9 58.2 53.4
0.033 0.055 0.072 0.095 0.107 0.135 0.164 0.178 0.205 0.221
62.6 70.6 74.6 73.2 72.1 72.1 70.1 69.6 66.3 64.0
0.587 0.485 0.453 0.419 0.413 0.392 0.369 0.347 0.333 0.312
-22.5 -23.8 -24.3 -23.2 -24.2 -26.4 -29.9 -32.2 -34.3 -42.1
2007. 8. 22
Revision No : 0
3/5
KTC3790S
S11e VCE =8V I C =5mA Ta=25 C (UNIT : )
S12e VCE =8V I C =5mA Ta=25 C j50 120
90 60
2GHz
j25
j100 j150 150
30
j10
2GHz
j250
f=0.2GHz 100 50 250
0
10
25
_ + 180
0.24 0 0.061 0.12 0.18
0
-j10
f=0.2GHz
-j250 -j150 -j25 -j100 -120 -j50 -90 -60 -150 -30
S21e VCE =8V I C =5mA Ta=25 C 120
90 60
S22e VCE =8V I C =5mA Ta=25 C (UNIT : ) j25 30
j50
j100 j150
150
f=0.2GHz
j10
j250
_ + 180
0
2GHz 3.6
7.3
11
15 0
0
10
25
50
100
250 f=0.2GHz
-j10 -150 -30 -j25 -120 -90 -60 -j50
2GHz
-j250 -j150 -j100
2007. 8. 22
Revision No : 0
4/5
KTC3790S
S11e VCE =8V I C =20mA Ta=25 C (UNIT : )
S12e VCE =8V I C =20mA Ta=25 C j50 120
90 60
2GHz
j25
j100 j150 150
30
j10
2GHz
j250
f=0.2GHz 0.066
0
10
25
50
100
250
_ + 180
0.27 0.13 0.2
0
0
-j10
f=0.2GHz
-j250 -j150 -150 -30
-j25
-j100 -120 -j50 -90 -60
S21e VCE =8V I C =20mA Ta=25 C 120
f=0.2GHz
90 60
S22e VCE =8V I C =20mA Ta=25 C (UNIT : ) j25
j50
j100 j150
150
30 j10
j250
_ + 180
2GHz 0
5.9
12
18
24 0
0
10
25
50
2GHz
100
250
f=0.2GHz
-j10 -30 -j25 -120 -90 -60 -j50 -j100
-j250 -j150
-150
2007. 8. 22
Revision No : 0
5/5


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