2SB852K / 2SA830S
Transistors
Rev.A
1/3
High-gain Amplifier Transistor (
-
32V,
-
0.3A)
2SB852K / 2SA830S
Features
1) Darlington connection for high DC current gain.
2) Built-in 4k
resistor between base and emitter.
3) Complements the 2SD1383K / 2SD1645S.
Circuit diagram
R
BE
4k
E : Emitter
B : Base
C : Collector
C
B
E
Packaging specifications
Type
Package
h
FE
Marking
Code
Basic ordering unit (pieces)
2SB852K
SMT3
B
T146
3000
2SA830S
SPT
B
-
TP
5000
Denotes h
FE
U
External dimensions (Unit : mm)
Each lead has same dimensions
2SB852K
(1)Emitter
(2)Base
(3)Collector
(2)
(1)
2.8
1.6
0.4
(3)
2.9
1.9
0.95
0.95
0.8
0.15
0.3Min.
1.1
Taping specifications
2SA830S
0.45
2.5
(1) (2) (3)
(15Min.)
5.0
3.0
3Min.
0.45
0.5
4.0
2.0
(1)Emitter
(2)Collector
(3)Base
Absolute maximum ratings (Ta=25
C)
Parameter
Symbol
V
CBO
V
CES
V
EBO
I
C
P
C
Tj
Tstg
Limits
-
40
-
32
-
6
-
0.3
0.2
2SB852K
2SA830S
0.3
150
-
55 to
+
150
Unit
V
V
V
A
W
C
C
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Collector power
dissipation
Junction temperature
Storage temperature
R
BE
=
0
2SB852K / 2SA830S
Transistors
Rev.A
2/3
Electrical characteristics (Ta=25
C)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
V
CB
= -
10V, I
E
=
0A, f
=
1MHz
f
T
-
200
-
MHz
V
CE
= -
5V, I
E
=
10mA, f
=
100MHz
BV
CBO
-
40
-
-
V
I
C
= -
100
A
BV
CES
-
32
-
-
V
I
C
= -
1mA
BV
EBO
-
6
-
-
V
I
E
= -
100
A
I
CBO
-
-
-
1
A
V
CB
= -
24V
I
EBO
-
-
-
1
A
V
EB
= -
4.5V
V
CE(sat)
5000
-
-
-
I
C
= -
200mA, I
B
= -
0.4mA
h
FE
-
-
-
1.5
V
V
CE
= -
5V, I
C
= -
0.1A
Cob
-
3
-
pF
2
1
Collector-base breakdown voltage
Collector-emitter breakdown voltage
Emitter-base breakdown voltage
Collector cutoff current
Emitter cutoff current
Collector-emitter saturation voltage
DC current transfer ratio
Transition frequency
Output capacitance
1
Measured using pulse current.
2
Transition frequency of the device.
Electrical characteristic curves
0
25
50
75
100
125
150
AMBIENT TEMPERATURE : Ta
(
C)
Fig.1 Power dissipation curves
0
25
50
75
100
125
POWER DISSIPATION : P
C
/P
CMax
(%)
-
0.4
-
0.8
-
1.2
-
1.6
-
2.0
-
2.4
BASE TO EMITTER VOLTAGE : V
BE
(V)
Fig.2 Ground emitter propagation characteristisc
0
-
2
-
5
-
10
-
20
-
50
-
100
-
200
-
500
COLLECTOR CURRENT : I
C
(mA)
V
CE
= -
6V
Ta
=
100
C
Ta
=
25
C
Ta
= -
55
C
0
-
1
-
20
-
40
-
60
-
80
-
100
-
2
-
3
-
4
-
5
COLLECTOR TO EMITTER VOLTAGE : V
CE
(V)
Fig.3 Ground emitter output characteristics
0
COLLECTOR CURRENT : I
C
(mA)
Ta=25
C
I
B
=0
-
2
A
-
3
A
-
4
A
-
5
A
-
6
A
-
7
A
-
8
A
-
9
A
-
10
A
-
2
-
5
-
10
-
20
-
50
-
100
-
200
-
500
-
1000
-
2000
100000
20000
10000
2000
1000
200
100
500
5000
50000
COLLECTOR CURRENT : I
C
(mA)
Fig.4 DC current gain vs. collector current (
)
DC CURRENT GAIN : h
FE
Ta=25
C
V
CE
=
-
3V
-
5V
-
5
-
10
-
20
-
50
-
100
-
200
-
500
-
1000
-
2000
20000
10000
2000
1000
500
5000
50000
COLLECTOR CURRENT : I
C
(mA)
Fig.5 DC current gain vs. collector current (
)
DC CURRENT GAIN : h
FE
V
CE
=
-
5V
Ta=100
C
25
C
-
55
C
-
5
-
10
-
20
-
50
-
100
-
200
-
500
-
1000
-
0.1
-
0.2
-
0.5
-
1
-
2
-
5
-
10
-
20
COLLECTOR CURRENT : I
C
(mA)
Fig.6 Collector-emitter saturation voltage
vs. collector current
DC CURRENT GAIN : h
FE
I
C
/I
B
=500
Ta=
-
55
C
100
C
25
C
2SB852K / 2SA830S
Transistors
Rev.A
3/3
1
2
5
10
20
50
100 200
50
100
200
500
1000
2000
5000
10000
EMITTER CURRENT : I
E
(mA)
Fig.7 Gain bandwidth product vs. emitter current
TRANSISION FREQUWNCY : f
T
(MHz)
V
CE
=
-
5V
Ta=25
C
-
1
-
2
-
5
-
10
-
20
-
50
1
2
5
10
20
50
100
COLLECTOR TO BASE VOLTAGE : V
CB
(V)
Fig.8 Collector output capacitance
vs. collector-base voltage
OUTPUT CAPACITANCE : Cob (pF)
f=1MHz
I
E
=0A
Ta=25
C
-
1
-
2
-
5
-
10
1
2
5
10
20
EMITTER TO BASE VOLTAGE : V
EB
(V)
Fig.9 Emitter input capacitance
vs. emitter-base voltage
EMITTER INPUT CAPACITANCE : Cib (pF)
f=1MHz
I
E
=0A
Ta=25
C
Appendix
Appendix1-Rev1.1
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
No technical content pages of this document may be reproduced in any form or transmitted by any
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
third party's intellectual property rights or other proprietary rights, and further, assumes no liability of
whatsoever nature in the event of any such infringement, or arising from or connected with or related
to the use of such devices.
Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or
otherwise dispose of the same, no express or implied right or license to practice or commercially
exploit any intellectual property rights or other proprietary rights owned or controlled by
ROHM CO., LTD. is granted to any such buyer.
Products listed in this document are no antiradiation design.
About Export Control Order in Japan
Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control
Order in Japan.
In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause)
on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction.
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