Composite Transistors
2.8
+0.2
–0.3
1.50.65±0.15 0.65±0.15
1
6
5
4
3
2
1.45±0.1
0.95 0.95
1.9±0.1
+0.25
–0.05
0.3
+0.1
–0.05
0.5
+0.1
–0.05
2.9
+0.2
–0.05
1.1
+0.2
–0.1
0.8
0.4±0.2
0 to 0.05
0.16
+0.1
–0.06
0.1 to 0.3
XN6543
Silicon NPN epitaxial planer transistor
For low-noise amplification (2GHz band)
Features
■
●
Two elements incorporated into one package.
●
Reduction of the mounting area and assembly cost by one half.
Basic Part Number of Element
■
●
2SC3904 × 2 elements
Absolute Maximum Ratings (Ta=25˚C)
■
Parameter Symbol Ratings Unit
Collector to base voltage
Rating
Collector to emitter voltage
of
Emitter to base voltage
element
Collector current I
Total power dissipation
Junction temperature
Overall
Storage temperature
V
CBO
V
CEO
V
EBO
C
P
T
T
j
T
stg
15 V
10 V
2V
65 mA
200 mW
150 ˚C
–55 to +150 ˚C
1 : Collector (Tr1) 4 : Base (Tr2)
2 : Base (Tr1) 5 : Emitter (Tr2)
3 : Collector (Tr2) 6 : Emitter (Tr1)
EIAJ : SC–74
Mini Type Package (6–pin)
Marking Symbol: 9Y
Internal Connection
Tr1
61
5
Unit: mm
2
43
Tr2
Electrical Characteristics (Ta=25˚C)
■
Parameter Symbol Conditions min typ max Unit
Collector cutoff current I
Emitter cutoff current I
Forward current transfer ratio h
Forward current transfer hFE ratio
Transition frequency f
Collector output capacitance C
Forward transfer gain | S
Power gain GUM VCE = 8V, IC = 20mA, f = 1.5GHz 10 dB
Noise figure NF VCE = 8V, IC = 7mA, f = 1.5GHz 2.2 3.0 dB
*1
Ratio between 2 elements
CBO
EBO
FE
hFE (small/large)*1VCE = 8V, IC = 20mA 0.5 0.99
T
ob
|
21e
VCB = 10V, IE = 0 1 µA
VEB = 1V, IC = 0 1 µA
VCE = 8V, IC = 20mA 50 120 300
VCE = 8V, IC = 20mA 7.0 8.5 GHz
VCB = 10V, IE = 0, f = 1MHz 0.6 1.0 pF
2
VCE = 8V, IC = 20mA, f = 1.5GHz 7 9 dB
1
Composite Transistors XN6543
PT — Ta IC — V
240
)
200
mW
(
T
160
120
80
40
Total power dissipation P
0
0 16040 12080
Ambient temperature Ta (˚C
V
— I
CE(sat)
10
)
V
(
CE(sat)
1
0.1
0.01
Collector to emitter saturation voltage V
0.001
0.1 0.3
Ta=75˚C
25˚C
–25˚C
1 3 10 30 100
Collector current IC (mA
)
C
IC/IB=10
)
CE
30
25
)
mA
(
20
C
15
10
Collector current I
5
0
012210486
Collector to emitter voltage VCE (V
hFE — I
C
240
FE
200
160
120
80
40
Forward current transfer ratio h
0
0.1 0.3
Ta=75˚C
25˚C
–25˚C
1 3 10 30 100
Collector current IC (mA
Ta=25˚C
IB=250µA
200µA
150µA
100µA
50µA
VCE=8V
)
IC — V
BE
120
100
)
mA
(
80
C
60
40
Collector current I
20
0
01.20.2 1.00.4 0.80.6
)
Base to emitter voltage VBE (V
Ta=75˚C –25˚C
fT — I
12
)
10
GHz
(
T
8
6
4
2
Transition frequency f
0
3 10 30 100
1
Collector current IC (mA
VCE=8V
25˚C
)
C
VCE=8V
f=1.5GHz
Ta=25˚C
)
)
pF
(
ob
Cob — V
1.2
1.0
0.8
0.6
0.4
0.2
CB
Collector output capacitance C
0
3 10 30 100
1
Collector to base voltage VCB (V
2
f=1MHz
=0
I
E
Ta=25˚C
GUM — I
12
10
)
dB
(
8
6
4
Power gain GUM
2
0
0.1 0.3
)
1 3 10 30 100
Collector current IC (mA
C
VCE=8V
f=1.5GHz
Ta=25˚C
6
5
)
dB
(
4
3
2
Noise figure NF
1
0
0.1 0.3 1 3 10 30 100
)
NF — I
C
VCE=8V
f=1.5GHz
Ta=25˚C
Collector current IC (mA
)