2SA743, 2SA743A
Silicon PNP Epitaxial
Application
Low frequency power amplifier complementary pair with 2SC1212 and 2SC1212A
Outline
TO-126 MOD
1
1. Emitter
2. Collector
3. Base
2
3
Absolute Maximum Ratings
(Ta = 25°C)
Ratings
Item
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Collector current
Collector power dissipation
Symbol
V
CBO
V
CEO
V
EBO
I
C
P
C
P
C
*
1
Junction temperature
Storage temperature
Note:
1. Value at T
C
= 25°C.
Tj
Tstg
2SA743
–50
–50
–4
–1
0.75
8
150
–55 to +150
2SA743A
–80
–80
–4
–1
0.75
8
150
–55 to +150
°C
°C
Unit
V
V
V
A
W
2SA743, 2SA743A
Electrical Characteristics
(Ta = 25°C)
2SA743
Item
Collector to base
breakdown voltage
Collector to emitter
breakdown voltage
Emitter to base
breakdown voltage
Collector cutoff current
Symbol
V
(BR)CBO
V
(BR)CEO
V
(BR)EBO
I
CER
I
CER
DC current tarnsfer ratio h
FE
*
1
h
FE
Base to emitter voltage V
BE
Collector to emitter
saturation voltage
V
CE(sat)
Min
–50
–50
–4
—
—
60
20
—
—
—
Typ
—
—
—
—
—
120
—
Max
—
—
—
–20
—
200
—
2SA743A
Min
–80
–80
–4
—
—
60
20
—
—
—
Typ
—
—
—
—
—
120
—
Max
—
—
—
—
–20
200
—
V
V
MHz
Unit
V
V
V
µA
Test conditions
I
C
= –1 mA, I
E
= 0
I
C
= –10 mA, R
BE
=
∞
I
E
= –1 mA, I
C
= 0
V
CE
= –50 V, R
BE
= 1
kΩ
V
CE
= –80 V, R
BE
= 1
kΩ
V
CE
= –4 V, I
C
= –50
mA
V
CE
= –4 V, I
C
= –1 A
(pulse)
V
CE
= –4 V, I
C
= –50
mA
I
C
= –1 A, I
B
= –0.1 A
V
CE
= –4 V, I
C
= –30
mA
–0.65 –1.0
–0.75 –1.5
120
—
–0.65 1.0
–0.75 –1.5
120
—
Gain bandwidth product f
T
Note:
B
60 to 120
1. The 2SA743 and 2SA743A is grouped by h
FE
as follows.
C
100 to 200
2
2SA743, 2SA743A
Maximum Collector Dissipation Curve
0.8
Collector power dissipation P
C
(W)
Collector power dissipation P
C
(W)
0.75 W
0.6
8
Maximum Collector Dissipation Curve
6
0.4
4
0.2
2
0
50
100
150
Ambient temperature Ta (°C)
200
0
50
100
150
Case temperature T
C
(°C)
200
Typical Output Charactristics (1)
–200
–
6
1.
4
–1.
–
1.2
Typical Output Characteristics (2)
1.0
Collector current I
C
(mA)
–160
–0.8
–120
–0.6
Collector currnet I
C
(A)
0
–1.
T
C
= 25°C
0.8
8
24
6
–2
–
20
–1
2
–
–1
–10
–8
–6
T
C
= 25°C
0.6
–4
0.4
–80
–0.4
–0.2 mA
–2 mA
0.2
I
B
= 0
0
–1
–2
–3
–4
–5
Collector to emitter voltage V
CE
(V)
–40
I
B
= 0
0
–10
–20
–30
–40
–50
Collector to emitter voltage V
CE
(V)
3
2SA743, 2SA743A
DC Currnet Transfer Ratio vs.
Collector Current
180
T
C
= 75°C
DC current transfer ratio h
FE
V
CE
= –4 V
Pulse
T
C
=
75
°
C
25
–25
Typical Transfer Characteristics
–1.0
–0.5
Collector current I
C
(A)
–0.2
–0.1
–0.05
–0.02
–0.01
0
–0.2 –0.4 –0.6 –0.8 –1.0 –1.2
Base to emitter voltage V
BE
(V)
V
CE
= –4 V
Pulse
160
140
25
120
100
80
–25
60
–0.01 –0.02 –0.05 –0.1 –0.2
–0.5 –1.0
Collector current I
C
(A)
4
Unit: mm
8.0
±
0.5
0
°
12
φ
3.1
+0.15
–0.1
3.7
±
0.7
11.0
±
0.5
2.7
±
0.4
12
0
°
2.3
±
0.3
120°
1.1
15.6
±
0.5
0.8
2.29
±
0.5
2.29
±
0.5
0.55
1.2
Hitachi Code
JEDEC
EIAJ
Weight (reference value)
TO-126 Mod
—
—
0.67 g
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