2SD1898 / 2SD1733
Absolute
maximum ratings
(Ta=25C)
Parameter
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Symbol
V
CBO
V
CEO
V
EBO
I
C
Limits
120
80
5
1
2
2SD1898
Collector power
dissipation
2SD1733
Junction temperature
Storage temperature
Tj
Tstg
P
C
0.5
2
1
10
150
−55
to
+150
Unit
V
V
V
A (DC)
A (Pulse)
∗1
W
W
W
W (Tc=25°C)
°C
°C
∗2
Data Sheet
∗1
Pw=20ms, duty=1 / 2
∗2
When mounted on a 40×40×0.7mm ceramic board.
Electrical
characteristics
(Ta=25C)
Parameter
Collector-base breakdown voltage
Collector-emitter breakdown voltage
Emitter-base breakdown voltage
Collector cutoff current
Emitter cutoff current
DC current transfer ratio
Collector-emitter saturation voltage
Transition frequency
Output capacitance
∗
Measured using pulse current
Symbol
BV
CBO
BV
CEO
BV
EBO
I
CBO
I
EBO
∗
h
FE
V
CE(sat)
f
T
Cob
Min.
120
80
5
−
−
120
−
−
−
Typ.
−
−
−
−
−
−
0.15
100
20
Max.
−
−
−
1
0.5
390
0.4
−
−
Unit
V
V
V
μA
μA
−
V
MHz
pF
I
C
=50μA
I
C
=1mA
I
E
=50μA
V
CB
=100V
V
EB
=4V
Conditions
V
CE
=3V,
I
C
=0.5A
I
C
/I
B
=500mA/50mA
V
CE
=10V,
I
E
=−50mA,
f=100MHz
V
CB
=10V,
I
E
=0A,
f=1MHz
Packaging
specifications and h
FE
Package
Code
Type
2SD1898
2SD1733
h
FE
QR
QR
−
Basic ordering unit (pieces)
Taping
T100
1000
TL
2500
−
h
FE
values are classified as follows :
Item
h
FE
Q
120 to 270
R
180 to 390
www.rohm.com
c
○
2012 ROHM Co., Ltd. All rights reserved.
2/3
2012.01 - Rev.E
2SD1898 / 2SD1733
Electrical
characteristic curves
1000
COLLECTOR CURRENT : I
C
(mA)
Data Sheet
COLLECTOR CURRENT : I
C
(
A)
Ta=25°C
V
CE
=5V
Ta=25°C
1.0
0.8
0.6
0.4
1mA
0.2
0
0
I
B
=0mA
10
0
0
Ta=25°C
6mA
5mA
4mA
3mA
2mA
DC CURRENT GAIN : h
FE
100
1000
V
CE
=3V
1V
100
10
1
0.1
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
BASE TO EMITTER VOLTAGE : V
BE
(V)
2
4
6
8
10
100
1000
COLLECTOR TO EMITTER VOLTAGE : V
CE
(
V)
COLLECTOR CURRENT : I
C
(
mA)
Fig.1 Grounded emitter propagation
characteristics
Fig.2 Grounded emitter output
characteristics
Fig.3 DC current gain vs.
collector current
COLLECTOR SATURATION VOLTAGE : V
CE(sat)
(
V)
TRANSITION FREQUENCY : f
T
(MHz)
500
200
100
50
20
10
5
2
1
2
5
10
20
2.0
1.0
0.5
0.2
0.1
0.05
0.02
0.01
0
10
100
1000
I
C
/I
B
=20/1
10/1
COLLECTOR OUTPUT CAPACITANCE : Cob (
pF)
EMITTER INPUT CAPACITANCE
: Cib (
pF)
Ta=25°C
Ta=25°C
V
CE
=5V
1000
Ta=25°C
f=1MHz
I
E
=0A
Ic=0A
100
10
50 100 200 500 1000
1
0.1 0.2
0.5
1
2
5
10
20
50 100
COLLECTOR CURRENT : I
C
(
mA)
EMITTER CURRENT :
−I
E
(mA)
COLLECTOR TO BASE VOLTAGE : V
CB
(
V)
EMITTER TO BASE VOLTAGE : V
EB
(
V)
Fig.4 Collector-emitter saturation
voltage vs. collector current
Fig.5 Gain bandwidth product vs.
emitter current
Fig.6 Collector output capacitance vs.
collector-base voltage
Emitter input capacitance vs.
emitter-base voltage
10
5
COLLECTOR CURRENT : I
C
(
A)
2
1
500m
200m
100m
50m
20m
10m
5m
Ic Max (Pulse)
=
Pw
DC
Pw
Ta=25°C
Single
non-repetitive
pulse
m
S
10
S
00
=1
m
2m
1m
0.1 0.2 0.5 1 2
5 10 20 50100200 500
1000
COLLECTOR TO EMITTER VOLTAGE : V
CE
(
V)
Fig.7 Safe operating area
(2SD1898)
www.rohm.com
c
○
2012 ROHM Co., Ltd. All rights reserved.
3/3
2012.01 - Rev.E
Notice
Notes
No copying or reproduction of this document, in part or in whole, is permitted without the
consent of ROHM Co.,Ltd.
The content specified herein is subject to change for improvement without notice.
The content specified herein is for the purpose of introducing ROHM's products (hereinafter
"Products"). If you wish to use any such Product, please be sure to refer to the specifications,
which can be obtained from ROHM upon request.
Examples of application circuits, circuit constants and any other information contained herein
illustrate the standard usage and operations of the Products. The peripheral conditions must
be taken into account when designing circuits for mass production.
Great care was taken in ensuring the accuracy of the information specified in this document.
However, should you incur any damage arising from any inaccuracy or misprint of such
information, ROHM shall bear no responsibility for such damage.
The technical information specified herein is intended only to show the typical functions of and
examples of application circuits for the Products. ROHM does not grant you, explicitly or
implicitly, any license to use or exercise intellectual property or other rights held by ROHM and
other parties. ROHM shall bear no responsibility whatsoever for any dispute arising from the
use of such technical information.
The Products specified in this document are intended to be used with general-use electronic
equipment or devices (such as audio visual equipment, office-automation equipment, commu-
nication devices, electronic appliances and amusement devices).
The Products specified in this document are not designed to be radiation tolerant.
While ROHM always makes efforts to enhance the quality and reliability of its Products, a
Product may fail or malfunction for a variety of reasons.
Please be sure to implement in your equipment using the Products safety measures to guard
against the possibility of physical injury, fire or any other damage caused in the event of the
failure of any Product, such as derating, redundancy, fire control and fail-safe designs. ROHM
shall bear no responsibility whatsoever for your use of any Product outside of the prescribed
scope or not in accordance with the instruction manual.
The Products are not designed or manufactured to be used with any equipment, device or
system which requires an extremely high level of reliability the failure or malfunction of which
may result in a direct threat to human life or create a risk of human injury (such as a medical
instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuel-
controller or other safety device). ROHM shall bear no responsibility in any way for use of any
of the Products for the above special purposes. If a Product is intended to be used for any
such special purpose, please contact a ROHM sales representative before purchasing.
If you intend to export or ship overseas any Product or technology specified herein that may
be controlled under the Foreign Exchange and the Foreign Trade Law, you will be required to
obtain a license or permit under the Law.
Thank you for your accessing to ROHM product informations.
More detail product informations and catalogs are available, please contact us.
ROHM Customer Support System
http://www.rohm.com/contact/
www.rohm.com
© 2012 ROHM Co., Ltd. All rights reserved.
R1120A
Analogue and Mixed Signal
京公网安备 11010802033920号
EEWORLD
