DATA SHEET
SILICON TRANSISTOR
2SC4568
NPN SILICON EPITAXIAL TRANSISTOR
UHF TV TUNER OSC/MIXER
DATA SHEET
Document No. P10373EJ2V1DS00 (2nd edition)
Date Published March 1997 N
Printed in Japan
1989
DESCRIPTION
The 2SC4568 is an NPN silicon epitaxial transistor intended for use as
UHF oscillator and UHF mixer in a tuner of TV receiver.
FEATURES
High gain bandwidth product
f
T
= 5.5 GHz TYP.
Low output capacitance
C
ob
= 0.7 pF TYP.
Surface mount package
EIAJ: SC-59
ABSOLUTE MAXIMUM RATINGS (T
A
= 25
C)
Maximum Voltages and Current
Collector to Base Voltage
V
CBO
20
V
Collector to Emitter Voltage
V
CEO
12
V
Emitter to Base Voltage
V
EBO
3.0
V
Collector Current
I
C
30
mA
Total Power Dissipation
P
T
150
mW
Junction Temperature
T
j
125
C
Storage Temperature
T
stg
55 to +125
C
ELECTRICAL CHARACTERISTICS (T
A
= 25
C)
CHARACTERISTIC
SYMBOL
MIN.
TYP.
MAX.
UNIT
TEST CONDITIONS
Collector Cutoff Current
I
CBO
0.1
A
V
CB
= 15 V, I
E
= 0
Emitter Cutoff Current
I
EBO
0.1
A
V
EB
= 1 V, I
C
= 0
Collector Saturation Voltage
V
CE(sat)
0.5
V
h
FE
= 10, I
C
= 5 mA
DC Current Gain
h
FE
40
100
200
V
CE
= 5 V, I
C
= 5 mA *1
Gain Bandwidth Product
f
T
5.5
GHz
V
CE
= 5 V, I
C
= 5 mA, f = 1.0 GHz
Output Capacitance
C
ob
0.7
0.9
pF
V
CB
= 5 V, I
E
= 0, f = 1.0 MHz
Insertion Gain
S
21e
2
5.0
dB
V
CE
= 5 V, I
C
= 5 mA, f = 1.0 MHz
*1 Pulsed: PW = 35
S, Duty Cycle
2 %
h
FE
Classification
Class
T72
T73
T74
Marking
T72
T73
T74
h
FE
40 to 80
60 to 120
100 to 200
PACKAGE DIMENSIONS
(Units: mm)
1.5
2
1
3
Marking
PIN CONNECTIONS
1.
2.
3.
Emitter
Base
Collector
2.80.2
2.90.2
1.1 to 1.4
0 to 0.1
0.95
0.3
0.95
0.4
+0.1
-
0.05
0.4
+0.1
-
0.05
0.16
+0.1
-
0.06
0.65
+0.1
-
0.15
2
2SC4568
TYPICAL CHARACTERISTICS (T
A
= 25
C)
10
20
50
100
200
1
5
2
10
20
50
0.5
I
C
-Collector Current-mA
DC CURRENT GAIN vs.
COLLECTOR CURRENT
h
FE
-DC Current Gain
V
CE
= 5 V
0
2
4
6
8
1
5
10
100
0.5
I
C
-Collector Current-mA
3 V
GAIN BANDWIDTH PRODUCT vs.
COLLECTOR CURRENT
f
T
-Gain Bandwidth Product-GHz
f = 1 GHz
0.1
0.3
0.5
0.7
1.0
2.0
1
5
7
10
20
3
V
CB
-Collector to Base Voltage-V
OUTPUT CAPACITANCE vs.
COLLECTOR TO BASE VOLTAGE
C
ob
-Output Capacitance-pF
V
CE
= 5 V
2
50