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EMB2 / UMB2N / IMB2A
Transistors
General purpose
(dual digital transistors)
EMB2 / UMB2N / IMB2A
zFeatures
1) Two DT A144E chips in a EMT or UMT or SMT
package.
2) Same size as EMT3 or UMT3 or SMT3 package, so
same mounting machine can be used for both.
3) Transistor elements are independent, eliminating
interference.
zStructure
Epitaxial planar type
PNP silicon transistor (Built-in resistor type)
The following characteristics apply to both DTr
DTr
2.
1 and
zEquivalent circuit
EMB2 / UMB2N IMB2A
(3) (2) (1)
R
1
R
2
DTr
1
2
R
1
R
R
1
=47kΩ
2
=47kΩ
DTr
2
R
(4) (5) (6)
DTr
2
(4) (5) (6)
R
1
R
2
DTr
R
2
R
1
(3) (2) (1)
1
1
=47kΩ
R
R2=47kΩ
zAbsolute maximum ratings (Ta = 25°C)
Parameter
Symbol Limits
Supply voltage
Input voltage
Output current
Power
dissipation
EMB2, UMB2N
IMB2A
I
C (Max.)
Junction temperature
Storage temperature
1 120mW per element must not be exceeded.
∗
2 200mW per element must not be exceeded.
∗
V
CC
V
IN
I
O
150 (TOTAL)
Pd
300 (TOTAL)
Tj 150
Tstg
−55 to +150
−50
−40
10
−30
−100
Unit
V
V
mA
mW
˚C
˚C
Rev.A 1/2
zExternal dimensions (Unit : mm)
EMB2
0.22
0.13
ROHM : EMT6
Abbreviated symbol : B2
UMB2N
0.2
0.15
0.1Min.
ROHM : UMT6
EIAJ : SC-88
Abbreviated symbol : B2
IMB2A
0.3
0.15
0.3to0.6
ROHM : SMT6
EIAJ : SC-74
Abbreviated symbol : B2
1
∗
2
∗
(3)
(4)
(6)
0.5
1.0
(2)(5)
0.5
(1)
1.2
1.6
0.5
Each lead has same dimensions
)
)
3
4
(
(
)
5
(
)
6
(
)
5
(
)
4
(
)
2
(
)
)
6
1
(
(
1.25
2.1
0to0.1
Each lead has same dimensions
)
1
(
0.95
)
2
(
0.95
)
3
(
1.6
2.8
0.8
0to0.1
Each lead has same dimensions
1.6
0.65
0.65
0.7
1.3
2.0
0.9
2.9
1.9
1.1
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Transistors
zElectrical characteristics (Ta = 25°C)
Parameter Symbol
Input voltage
Output voltage
V
Input current
Output current
DC current gain
Transition frequency
Input resistance
Resistance ratio
Transition frequency of the device
∗
R2 / R
zPackaging specifications
Package
Code TN T110
Type
Basic ordering
unit (pieces)
EMB2
UMB2N
IMB2A
zElectrical characteristic curves
−100
−50
−20
(V)
I (on)
−10
Ta=−40˚C
−5
25˚C
100˚C
−2
−1
−500m
INPUT VOLTAGE : V
−200m
−100m
−100µ
Fig.1 Input voltage vs. output current
−1
−500m
(V)
−200m
O (on)
−100m
−50m
−20m
−10m
−5m
OUTPUT VOLTAGE : V
−2m
−1m
−100µ
−1m −10m −100m
−200µ−2m −20m−500µ−5m −50m
OUTPUT CURRENT : I
O
(ON characteristics)
Ta=100˚C
25˚C
−40˚C
−1m −10m −100m
−200µ−2m −20m−500µ−5m −50m
OUTPUT CURRENT : I
O
Fig.4 Output voltage vs. output
current
I (off)
V
V
I (on)
O (on)
I
I
I
O (off)
G
I
f
T
R
1
VO=−0.3V
(A)
lO/lI =20
(A)
Min.
−
−3
−
−
−
68
−
32.9
0.8
1
T2R
8000
−0.5
−0.3
0.18
−
−0.5
61.1
1.2
Unit
V
−
V
mA
µA
−
−
MHz
−
kΩ
−
Typ. Max.
−
−
−0.1
−
−
−
250
47
1
Taping
3000
−10m
−5m
−2m
(A)
−1m
−500µ
−200µ
−100µ
−50µ
−20µ
−10µ
OUTPUT CURRENT : Io
−5µ
−2µ
−1µ
3000
VCC=−5V
Ta=100˚C
25˚C
−40˚C
−0.5 −1 −1.5 −2 −2.5
0 −3
INPUT VOLTAGE : V
Fig.2 Output current vs. input voltage
(OFF characteristics)
CC
=
−5V, I
V
O
=
−0.3V, I
V
IO/I
I
=
−10mA/−0.5mA
I
=
−5V
V
CC
=
−50V, V
V
V
O
=
−5V, I
CE
=
−10V, I
V
I (off)
Conditions
O
=
−100µA
O
=
−2mA
I
=
0V
O
=
−5mA
E
=
5mA, f=100MH
(V)
EMB2 / UMB2N / IMB2A
Z
∗
−
−
1k
500
Ta=100˚C
200
25˚C
−40˚C
100
50
20
10
5
DC CURRENT GAIN : GI
2
1
−100µ−1m −10m −100m
−200µ−2m −20m−500µ−5m −50m
OUTPUT CURRENT : IO
Fig.3 DC current gain vs. output
current
VO=−5V
(A)
Rev.A 2/2
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Appendix
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.
Notes
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
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