2SA2018 / 2SA2030 / 2SA2119K
Transistors
Rev.A 1/2
Low frequency transistor
2SA2018 / 2SA2030 / 2SA2119K
The transistor of 500mA class which went only into 2125 size conventionally was attained in 1608 sizes or 1208 sizes.
Applications
For switching, for muting.
Features
1) A collector current is large.
2) Collector saturation voltage is low.
V
CE (sat)
250mA
At I
C
= 200mA / I
B
= 10mA
Absolute maximum ratings
(Ta=25
C)
Parameter
Symbol
V
CBO
V
CEO
P
C
Tstg
Limits
15
12
150
-
55 to
+
150
Unit
V
V
mW
C
C
Collector-base voltage
Collector-emitter voltage
Collector power dissipation
Storage temperature
I
C
I
CP
500
1
mA
A
Collector current
Tj
150
Junction temperature
SMT3
300
VMT3
EMT3
Single pulse, Pw
=
1ms
External dimensions
(Unit : mm)
(1) Emitter
(2) Base
(3) Collector
ROHM : EMT3
EIAJ : SC-75A
JEDEC : SOT-416
1.6
0.7
0.15
0.1Min.
0.55
0.2
1.6
1.0
0.3
0.8
(2)
0.5
0.5
(3)
0.2
(1)
Each lead has same dimensions
Abbreviated symbol :
BW
2SA2018
0.8
0.15
0.3Min.
1.1
( 2
)
( 1
)
2.8
1.6
0.4
( 3
)
2.9
1.9
0.95
0.95
(1) Emitter
(2) Base
(3) Collector
ROHM : SMT3
EIAJ : SC-59
JEDEC : SOT-346
Each lead has same dimensions
Abbreviated symbol :
BW
2SA2119K
(3)
0.32
0.8
1.2
0.13
0.5
0.22
0.4
0.4
1.2
0.8
0.2
0.2
(2)
(1)
(1) Base
(2) Emitter
(3) Collector
ROHM : VMT3
Each lead has same dimensions
Abbreviated symbol :
BW
2SA2030
Electrical characteristics
(Ta=25
C)
Parameter
Collector-base breakdown voltage
Symbol
Min.
Typ. Max.
Unit
Conditions
BV
CBO
15
-
-
V
I
C
=
10
A
I
C
=
1mA
I
E
=
10
A
V
CB
=
15V
I
C
=
200mA / I
B
=
10mA
V
CE
=
2V / I
C
=
10mA
V
CE
=
2V, I
E
=
10mA, f
T
=
100MHz
V
CB
=
10V, I
E
=
0A, f
=
1MHz
Collector-emitter breakdown voltage
BV
CEO
12
-
-
V
Emitter-base breakdown voltage
BV
EBO
6
-
-
V
Collector cutoff current
I
CBO
-
-
100
nA
Collector-emitter saturation voltage
V
CE (sat)
-
100
250
mV
DC current transfer ratio
h
FE
270
-
680
-
Transition frequency
f
T
-
260
-
MHz
Output capacitance
Cob
-
6.5
-
pF
2SA2018 / 2SA2030 / 2SA2119K
Transistors
Rev.A 2/2
Packaging specifications and h
FE
Package name
Code
Taping
Basic ordering unit (pieces)
2SA2119K
2SA2018
2SA2030
T146
3000
TL
3000
-
-
-
-
T2L
8000
-
-
Type
h
FE
Electrical characteristic curves
1
2
5
10
20
50
100
200
500
1000
0
0.5
1.0
1.5
BASE TO EMITTER VOLTAGE : V
BE
(V)
COLLECTOR CURRENT : I
C
(mA)
V
CE
=
2V
Fig.1 Grounded Emitter Propagation
Characteristics
Ta
= -
40
C
Ta
=
25
C
Ta
=
125
C
1
2
5
10
20
50
100
200
500
1000
1
2
5
10 20
50 100 200
500 1000
COLLECTOR CURRENT : I
C
(mA)
DC CURRENT GAIN : h
FE
V
CE
=
2V
Fig.2 DC Current Gain vs.
Collector Current
Ta
= -
40
C
Ta
=
25
C
Ta
=
125
C
1
2
5
10
20
50
100
200
500
1000
1
2
5
10 20
50 100 200
500 1000
COLLECTOR CURRENT : I
C
(mA)
I
C
/ I
B
=
20
Ta
= -
40
C
Ta
=
25
C
Ta
=
125
C
COLLECTOR SATURATION
VOLTAGE : V
CE (sat)
(V)
Fig.3 Collector-Emitter Saturation
Voltage vs.
Collector Current
(
)
1
2
5
10
20
50
100
200
500
1000
1
2
5
10 20
50 100 200
500 1000
COLLECTOR CURRENT : I
C
(mA)
Ta
=
25
C
I
C
/ I
B
=
50
I
C
/ I
B
=
20
I
C
/ I
B
=
10
Fig.4 Collector-Emitter Saturation
Voltage vs.
Collector Current
(
)
COLLECTOR SATURATION
VOLTAGE : V
CE (sat)
(mV)
10
20
50
100
200
500
1000
2000
5000
10000
1
2
5
10 20
50 100 200
500 1000
COLLECTOR CURRENT : I
C
(mA)
I
C
/ I
B
=
20
Ta
=
125
C
Ta
=
25
C
Ta
= -
40
C
BASER SATURATION VOLTAGE : V
BE (sat)
(mV)
Fig.5 Base-Emitter Saturation
Voltage vs.Collecter Current
1
2
5
10
20
50
100
200
500
1000
1
2
5
10 20
50 100 200
500 1000
EMITTER CURRENT : I
C
(mA)
TRANSITION FREQUENCY : f
T
(MHz)
V
CE
=
2V
Ta
=
25
C
Fig.6 Gain Bandwidth Product vs.
Emitter Current
1
2
5
10
20
50
100
200
500
1000
0.1 0.2
0.5
1
2
5
10 20
50 100
EMITTER TO BASE VOLTAGE : V
EB
(V)
I
E
=
0A
f
=
1MHz
Ta
=
25
C
Fig.7 Collector Output Capacitance vs.
Collector-Base Voltage
Emitter Input Capacitance vs.
Emitter-Base Voltage
Cib
Cob
EMITTER INPUT CAPACITANCE :
Cib (p
F
)
COLLECTOR OUTPUT CAPACITANCE :
Cob (p
F
)
Appendix
Appendix1-Rev1.0
The products listed in this document are designed to be used with ordinary electronic equipment or devices
(such as audio visual equipment, office-automation equipment, communications devices, electrical
appliances and electronic toys).
Should you intend to use these products with equipment or devices which require an extremely high level of
reliability and the malfunction of with would directly endanger human life (such as medical instruments,
transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other
safety devices), please be sure to consult with our sales representative in advance.
Notes
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means without prior permission of ROHM CO.,LTD.
The contents described herein are subject to change without notice. The specifications for the
product described in this document are for reference only. Upon actual use, therefore, please request
that specifications to be separately delivered.
Application circuit diagrams and circuit constants contained herein are shown as examples of standard
use and operation. Please pay careful attention to the peripheral conditions when designing circuits
and deciding upon circuit constants in the set.
Any data, including, but not limited to application circuit diagrams information, described herein
are intended only as illustrations of such devices and not as the specifications for such devices. ROHM
CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any
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ROHM CO., LTD. is granted to any such buyer.
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