Page 1
EMH2 / UMH2N / IMH2A
Transistors
General purpose (dual digital transistors)
EMH2 / UMH2N / IMH2A
zFeatures
1) T wo DTC144Es chips in a EMT or UMT or SMT
package.
2) Mounting possible with EMT3 or UMT3 or SMT3
automatic mounting machines.
3) Transistor element s are independent, eliminating
interference.
4) Mounting cost and area can be cut in half.
zStructure
Epitaxial planar type
NPN silicon transistor
(Built-in resistor type)
The following characteristics apply to both DTr
1 and DTr2.
zEquivalent circuit
EMH2 / UMH2N IMH2A
(3) (2) (1)
DTr
2
(4) (5) (6)
1
R
R
2
R
R1=47kΩ
2
=47kΩ
R
R
2
DTr
1
1
DTr
2
(4) (5) (6)
1
R
R
2
DTr
R
2
R
1
(3) (2) (1)
R
1
=47kΩ
2
=47kΩ
R
1
zPackaging specifications
Type
EMH2
UMH2N
IMH2A
Package
Code T2R T110
Basic ordering
unit (pieces)
8000 3000
Taping
TN
3000
−−
−−
−−
zExternal dimensions (Unit : mm)
EMH2
0.22
0.13
All terminals have same dimensions
Abbreviated symbol : H2
ROHM : EMT6
UMH2N
0.2
0.15
0.1Min.
ROHM : UMT6
EIAJ : SC-88
Abbreviated symbol : H2
IMH2A
0.3
0.15
0.3to0.6
ROHM : SMT6
EIAJ : SC-74
Abbreviated symbol : H2
(3)
(4)
(6)
)
4
(
)
5
(
)
6
(
0.5
1.0
1.6
(2)(5)
0.5
(1)
1.2
1.6
0.5
)
3
(
0.65
)
2
(
1.3
)
1
(
1.25
2.1
)
6
(
)
5
(
)
4
(
0.65
0.9
0.7
All terminals have same dimensions
0to0.1
)
1
(
0.95
)
1.9
2
(
0.95
)
3
(
1.6
2.8
0.8
All terminals have same dimensions
0to0.1
2.0
2.9
1.1
Rev.A 1/3
Page 2
EMH2 / UMH2N / IMH2A
Transistors
zAbsolute maximum ratings (Ta = 25°C)
Parameter Symbol
Supply voltage
Input voltage
Output current
Power
dissipation
EMH2,UMH2N 150 (TOTAL)
IMH2A 300 (TOTAL)
Junction temperature
Storage temperature
1 120mW per element must not be exceeded.
∗
2 200mW per element must not be exceeded.
∗
V
CC
IN
V
I
O
I
C(Max.)
Pd
Tj
Tstg −55~+150
zElectrical characteristics (Ta = 25°C)
Limits
50 V
40
−10
30
100
150 °C
Unit
V
mA
mW
°C
1
∗
2
∗
Parameter Symbol
Input voltage
Output voltage
Input current
Output current
DC current gain
Transition frequency
Input resistance
Resistance ratio
Transition frequency of the device
∗
I(off)
V
V
I(on)
V
O(on)
I
I
O(off)
I
G
I
T
R
1
2
/
R10.8 1 1.2 −−
R
Typ. Max. Unit Conditions
Min.
CC
−
−
0.5
3
−
−
0.1
−
−
−
0.3
0.18
V
V
mA
=5V, IO=100µA
V
O
=0.3V, IO=2mA
V
O/II
=10mA/0.5mA
I
I
=5V
V
−−0.5 VCC=50V, VI=0VµA
V
O
=5V, IO=5mA
68
−
−f
250 − VCE=10V, IE=−5mA, f=100MHz
32.9
47
−
61.1
MH
kΩ
−
Z
∗
−
zElectrical characteristic curves
100
50
20
(V)
I(on)
10
Ta=−40°C
5
2
1
500m
INPUT VOLTAGE : V
200m
100m
100µ 200µ 500µ 1m 2m 5m 10m 20m 50m100m
25°C
100°C
OUTPUT CURRENT : I
O
(A)
VO=0.3V
Fig.1 Input voltage vs. output current
(ON characteristics)
10m
VCC=5V
5m
Ta=100°C
2m
25°C
(A)
1m
−40°C
500µ
200µ
100µ
50µ
20µ
10µ
OUTPUT CURRENT : Io
5µ
2µ
1µ
0.5 1.0 1.5 2.0 2.5 3.00
INPUT VOLTAGE : V
Fig.2 Output current vs. input voltage
(OFF characteristics)
I (off)
(V)
1k
500
Ta=100°C
I
200
100
50
20
10
DC CURRENT GAIN : G
25°C
−40°C
5
2
1
100µ 200µ 500µ1m 2m 5m 10m 20m 50m100m
OUTPUT CURRENT : I
Fig.3 DC current gain vs. output
current
VO=5V
O
(A)
Rev.A 2/3
Page 3
EMH2 / UMH2N / IMH2A
Transistors
1
500m
(V)
O(on)
OUTPUT VOLTAGE : V
Ta=100°C
200m
100m
50m
20m
10m
5m
2m
1m
100µ 200µ 500µ1m 2m 5m 10m 20m 50m100m
25°C
−40°C
OUTPUT CURRENT : I
Fig.4 Output voltage vs. output
current
O
lO/lI=20
(A)
Rev.A 3/3
Page 4
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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