ROHM 2SB1308

2SB1308
Transistors
Power transistor (−50V, −3A)
2SB1308
zFeatures
1) Low saturation voltage, typically
VCE(sat) = −0.45V (Max.) at IC/IB = −1.5A / −0.15A.
2) Excellent DC current gain characteristics.
3) Complements the 2SD1963.
zExternal dimensions (Unit : mm)
MPT3
0.5
4.5
1.6
2.5
4.0
1.5
(2)
(3)
1.0
(1)
0.5
0.4
1.5
0.4
0.4
1.5
3.0
(1)Base
(2)Collector
(3)Emitter
zAbsolute maximum ratings (Ta=25°C)
Symbol
Limits
Collector-base voltage
VCBO
−30
V
Collector-emitter voltage
VCEO
−20
V
Emitter-base voltage
VEBO
−6
V
−3
A(DC)
−5
A(Pulse)
0.5
W
Parameter
Collector current
IC
Unit
Collector power dissipation
PC
2.0
W
Junction temperature
Tj
150
°C
Storage temperature
Tstg
−55 to 150
°C
∗1
∗2
∗1
∗2
Single pulse, Pw=10ms
When mounted on a 40×40×0.7 mm ceramic board.
zElectrical characteristics (Ta=25°C)
Symbol
Min.
Typ.
Max.
Unit
BVCBO
−30
−
−
V
IC= −50µA
Collector-emitter breakdown voltage BVCEO
−20
−
−
V
IC= −1mA
Parameter
Collector-base breakdown voltage
Conditions
BVEBO
−6
−
−
V
IE= −50µA
Collector cutoff current
ICBO
−
−
−0.5
µA
VCB= −20V
Emitter cutoff current
IEBO
−
−
−0.5
µA
VEB= −5V
DC current transfer ratio
hFE
82
−
390
−
VCE= −2V, IC= −0.5A
VCE(sat)
−
−
−0.45
V
IC/IB= −1.5A/ −0.15A
fT
−
120
−
MHz
Cob
−
60
−
pF
Emitter-base breakdown voltage
Collector-emitter saturation voltage
Transition frequency
Output capacitance
∗
∗
VCE= −6V, IE=50mA, f=100MHz
VCB= −20V, IE=0A, f=1MHz
∗ Measured using pulse current.
Rev.A
1/2
2SB1308
Transistors
zPackaging specifications and hFE
Type
2SB1308
Package
MPT3
hFE
PQR
Marking
BF∗
Code
T100
Basic ordering unit (pieces)
1000
∗ Denotes hEF
−10
−2
−1
−0.5
Ta=100°C
25°C
−25°C
−0.2
−0.1
−0.05
−0.02
−0.01
−5m
−2m
−1m
VCE= −2V
2000
DC CURRENT GAIN : hFE
COLLECTOR CURRENT : IC (A)
5000
VCE= −2V
−5
1000
500
200
100
50
Ta=100°C
25°C
−25°C
20
10
0
−0.2
−0.4 −0.6 −0.8
−1.0 −1.2 −1.4
BASE TO EMITTER VOLTAGE : VBE (V)
Fig.1
Grounded emitter propagation
characteristics
5
−1m −2m −5m −0.01 −0.02 −0.05 −0.1 −0.2 −0.5 −1 −2 −5 −10
COLLECTOR SATURATION VOLTAGE : VCE(sat) (V)
zElectrical characteristic curves
−5
−25°C
−1
25°C
−0.5
−0.2
−0.1
−0.05
°C
100
Ta=
−0.02
−0.01
−2m −5m −0.01−0.02 −0.05 −0.1 −0.2 −0.5 −1 −2
COLLECTOR CURRENT : IC (A)
Fig.2 DC current gain vs.
collector current
lC/lB=40
−2
−5 −10
COLLECTOR CURRENT : IC (A)
Fig.3
Collector-emitter saturation
voltage vs. collector current
Rev.A
2/2
Appendix
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.
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.
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.
Appendix1-Rev1.1