EMH9 / UMH9N / IMH9A
Transistors
General purpose (dual digital transistors)
EMH9 / UMH9N / IMH9A
Features
1) Two DTC114Ys chips in a EMT or UMT or SMT
package.
2) Mounting possible with EMT3 or UMT3 or SMT3
automatic mounting machines.
3) Transistor elements are independent, eliminating
interference.
4) Mounting cost and area can be cut in half.
External dimensions
(Unit : mm)
EMH9
0.22
(4)
(5)
(6)
(3)
(2)
1.2
1.6
(1)
0.13
Each lead has same dimensions
Abbreviated symbol : H9
ROHM : EMT6
Structure
Epitaxial planar type
NPN silicon transistor
(Built-in resistor type)
(4)
0.65
1.3
0.65
0.8
1.1
0.95 0.95
1.9
2.9
(3)
UMH9N
0.2
0.5
0.5 0.5
1.0
1.6
0.7
0.9
2.0
(6)
(5)
1.25
2.1
0.15
0.1Min.
The following characteristics apply to both DTr
1
and DTr
2
.
ROHM : UMT6
EIAJ : SC-88
0to0.1
Each lead has same dimensions
Abbreviated symbol : H9
Equivalent circuit
EMH9 / UMH9N
(3) (2) (1)
R
1
R
2
DTr
1
DTr
2
R
2
R
1
(4) (5)
R
1
=10kΩ
R
2
=47kΩ
DTr
2
R
2
R
1
(3) (2)
R
1
=10kΩ
R
2
=47kΩ
IMH9A
(6)
(4)
DTr
1
0.15
1.6
2.8
0.3to0.6
0to0.1
(6)
(1)
Each lead has same dimensions
ROHM : SMT6
EIAJ : SC-74
Abbreviated symbol : H9
Packaging specifications
Package
Code
Taping
T2R
8000
−
−
TN
3000
−
−
T110
3000
−
−
Type
EMH9
UMH9N
IMH9A
Basic ordering unit (pieces)
(3)
(4) (5) (6)
R
1
R
2
0.3
(5)
(2)
(1)
IMH9A
(1)
(2)
Rev.A
1/3
EMH9 / UMH9N / IMH9A
Transistors
Absolute maximum ratings
(Ta = 25°C)
Parameter
Supply voltage
Input voltage
Symbol
V
CC
V
IN
I
O
I
C (Max.)
Limits
50
40
−6
70
100
150 (TOTAL)
300 (TOTAL)
Unit
V
V
Output current
Power
dissipation
EMH9,UMH9N
IMH9A
mA
Pd
Tj
Tstg
mW
°C
°C
∗
1
∗
2
Junction temperature
Storage temperature
150
−55
to
+150
∗
1 120mW per element must not be exceeded.
∗
2 200mW per element must not be exceeded.
Electrical characteristics
(Ta = 25°C)
Parameter
Input voltage
Output voltage
Input current
Output current
DC current gain
Transition frequency
Input resistance
Resistance ratio
Symbol
V
I (off)
V
I (on)
V
O (on)
I
I
I
O (off)
G
I
f
T
Min.
−
1.4
−
−
−
68
−
Typ.
−
−
0.1
−
−
−
250
Max.
0.3
−
0.3
0.88
0.5
−
−
Unit
V
V
mA
µA
−
MHz
Conditions
V
CC
=5V, I
O
=100µA
V
O
=0.3V, I
O
=1mA
I
O
/I
I
=5mA/0.25mA
V
I
=5V
V
CC
=50V, V
I
=0V
V
O
=5V, I
O
=5mA
V
CE
=10V, I
E
=
−5mA,
f=100MHz
∗
R
1
R
2
/R
1
7
3.7
10
4.7
13
5.7
kΩ
−
−
−
∗
Transition frequency of the device
Electrical characteristic curves
100
50
V
O
=0.3V
10m
5m
V
CC
=5V
1k
500
V
O
=5V
Ta=100°C
25°C
−40°C
OUTPUT CURRENT : Io
(A)
INPUT VOLTAGE : V
I (on)
(V)
2m
20
10
5
2
1
500m
200m
DC CURRENT GAIN : G
I
1m
500µ
200µ
100µ
50µ
20µ
10µ
5µ
200
100
50
20
10
5
2
Ta=−40°C
25°C
100°C
Ta=100°C
25°C
−40°C
2µ
100m
100µ 200µ
500µ 1m
2m
5m 10m 20m
50m 100m
1µ
0
0.5
1
1.5
2
2.5
3
1
100µ 200µ 500µ 1m
2m
5m 10m 20m 50m100m
OUTPUT CURRENT : I
O
(A)
INPUT VOLTAGE : V
I (off)
(V)
OUTPUT CURRENT : I
O
(A)
Fig.1 Input voltage vs. output current
(ON characteristics)
Fig.2 Output current vs. input voltage
(OFF characteristics)
Fig.3 DC current gain vs. output
current
Rev.A
2/3
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
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