1996
DATA SHEET
SILICON TRANSISTOR
2SC4184
DESCRIPTION
The 2SC4184 is designed for use as an oscillator or a mixer in a UHF
TV tuners. Super mini mold package makes it suitable for use in small
type equipments especially recommended for Hibrid Integrated Circuits
and other applications.
FEATURES
High Gain Bandwidth Product
: f
T
= 1.8 GHz TYP.
Low Collector to Base Time Constant : C
C
r
b'b
= 3.5 ps TYP.
Low Feedback Capacitance
: C
re
= 1.2 pF MAX.
ABSOLUTE MAXIMUM RATINGS (T
A
= 25 C)
Collector to Base Voltage
V
CB0
30
V
Collector to Emitter Voltage
V
CE0
15
V
Emitter to Base Voltage
V
EB0
4.0
V
Collector Current
I
C
50
mA
Total Power Dissipation
P
T
160
mW
Junction Temperature
T
j
150
C
Storage Temperature
T
stg
65 to +150
C
ELECTRICAL CHARACTERISTICS (T
A
= 25 C)
Characteristics
Symbol
MIN.
TYP.
MAX.
Unit
Test Conditions
Collector Cutoff Current
I
CB0
0.1
A
V
CB
= 20 V, I
E
= 0
DC Current Gain
h
FE
40
100
200
V
CE
= 3 V, I
C
= 5 mA
Collector Saturation Voltage
V
CE(sat)
0.5
V
I
C
= 10 mA, I
B
= 1 mA
Gain Bandwidth Product
f
T
1.2
1.8
GHz
V
CE
= 3 V, I
C
= 5 mA
Feedback Capacitance
C
re
0.55
1.2
pF
V
CB
= 3 V, I
E
= 0, f = 1 MHz
Collector to Base Time Constant
C
C
r
b'b
3.5
8.0
ps
V
CE
= 3 V, I
E
= 5 mA, f = 31.9 MHz
h
FE
Classifications
Rank
T42
T43
T44
Marking
T42
T43
T44
h
FE
40 to 80
60 to 120
100 to 200
Document No. P11189EJ2V0DS00 (2nd edition)
(Previous No. TP-2253)
Date Published February 1996 P
Printed in Japan
PACKAGE DIMENSIONS
in millimeters
UHF OSCILLATOR AND VHF MIXER
NPN SILICON EPITAXIAL TRANSISTOR
SUPER MINI MOLD
2.1 0.1
1.25 0.1
2
1
3
2.0 0.2
0.3
+0.1
0
0.65
0.65
0.3
+0.1
0
0.15
+0.1
0.05
0 to 0.1
0.3
0.9 0.1
Marking
PIN CONNECTIONS
1. Emitter
2. Base
3. Collector
2SC4184
2
TYPICAL CHARACTERISTICS (T
A
= 25 C)
T
A
- Ambient Temperature - C
P
T
- Total Power Dissipation - W
Free Air
200
150
100
50
0
50
100
150
GAIN BANDWIDTH PRODUCT vs.
COLLECTOR CURRENT
I
C
- Collector Current - mA
f
T
- Gain Bandwidth Product - MHz
10
30
5.0
1.0
TYPICAL DEVICE CAPACITANCE vs.
COLLECTOR TO BASE VOLTAGE
V
CB
- Collector to Base Voltage - V
C
re
- Feed-back Capacitance - pF
2
20
10
5
3
2
30
INSERTION GAIN, MAXIMUM AVAILABLE
GAIN vs. COLLECTOR CURRENT
I
C
- Collector Current - mA
0.5
I
C
- Collector Current - mA
0.5
1
70
200
15
h
FE
- DC Current Gain
G
max
- Maximum Available Gain - dB
S
21e
2
- Insertion Gain - dB
5
1
10
50
100
20
10
50
5
10
0
I
C
- Collector Current - mA
70
15
C
C
r
b
b
- Collector to Base Time Constant - ps
0.5
50
10
1
V
CE
= 10 V
5.0
3.0
2.0
1.0
0.5
0.3
0.2
0.1
10
0.5
COLLECTOR TO BASE TIME
CONSTANT vs. COLLECTOR CURRENT
10
5
0
5
0.1
0.2
0.3
0.5
0.7
1
3
7
1
V
CE
= 10 V
f = 1.0 GHz
10
5
f = 1.0 MHz
0.1
V
CE
= 10 V
V
CE
= 10 V
f = 31.9 MHz
50
MAG
S
21e
2
TOTAL POWER DISSIPATION vs.
AMBIENT TEMPERATURE
DC CURRENT GAIN vs.
COLLECTOR CURRENT
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