EMA7 / UMA7N / FMA7A
Transistors
Emitter common (dual digital transistors)
EMA7 / UMA7N / FMA7A
Features
1) Two DTA143X chips in a EMT or UMT or SMT
package.
External dimensions
(Unit : mm)
EMA7
0.22
(4)
(3)
(2)
(5)
Equivalent circuit
0.13
1.2
1.6
(1)
EMA7 / UMA7N
(3)
(2)
(1)
FMA7A
(3)
(4)
(5)
R
1
R
2
R
2
R
1
R
1
R
2
R
2
R
1
ROHM : EMT5
Each lead has same dimensions
(4)
(5)
(2)
(1)
(4)
(3)
0.65 0.65
UMA7N
0.2
0.5
1.3
0.8
0to0.1
0.5 0.5
1.0
1.6
(5)
1.25
Package, marking, and packaging specifications
Type
Package
Marking
Code
Basic ordering unit (pieces)
EMA7
EMT5
A7
T2R
8000
UMA7N
UMT5
A7
TR
3000
FMA7A
SMT5
A7
T148
3000
ROHM : UMT5
EIAJ : SC-88A
0.1Min.
2.1
0.15
0.7
0.9
0to0.1
(1)
Each lead has same dimensions
FMA7A
2.9
Absolute maximum ratings
(Ta = 25°C)
Parameter
Supply voltage
Input voltage
Output current
Power dissipation
EMA7 / UMA7N
FMA7A
Symbol
V
CC
V
IN
I
O
Pd
Tj
Tstg
Limits
−50
−20
7
−100
150(TOTAL)
300(TOTAL)
150
−55
to
+150
Unit
V
V
(1)
1.6
2.8
0.15
mA
mW
(5)
0.95 0.95
1.9
(2)
0.3
(4)
(3)
∗1
∗2
0.3to0.6
Junction temperature
Storage temperature
∗1
120mW per element must not be exceeded.
∗2
200mW per element must not be exceeded.
°C
°C
ROHM : SMT5
EIAJ : SC-74A
Each lead has same dimensions
Rev.A
1.1
2.0
(2)
1/2
EMA7 / UMA7N / FMA7A
Transistors
Electrical characteristics
(Ta = 25°C)
Parameter
Input voltage
Output voltage
Input current
Output current
DC current gain
Transition frequency
Input resistance
Resistance ratio
∗Transition
frequency of the device.
Symbol
V
I (off)
V
I (on)
V
O (on)
I
I
I
O (off)
G
I
f
T
R
1
R
2
/ R
1
Min.
−
−2.5
−
−
−
30
−
3.29
1.7
Typ.
−
−
−0.1
−
−
−
250
4.7
2.1
Max.
−0.3
−
−0.3
−1.8
−0.5
−
−
6.11
2.6
Unit
V
V
mA
µA
−
MHz
kΩ
−
Conditions
V
CC
=−5V,
I
O
=−100µA
V
O
=−0.3V,
I
O
=−20mA
I
O
/I
I
=−10mA/−0.5mA
V
I
=−5V
V
CC
=−50V,
V
I
=0V
V
O
=−5V,
I
O
=−10mA
V
CE
=−10V,
I
E
=5mA,
f=100MHz
−
−
∗
Electrical characteristics curves
−100
−50
INPUT VOLTAGE : V
I(on)
(V)
V
O
=−0.3V
OUTPUT CURRENT : I
O
(A)
−10m
−5m
−2m
−1m
−500µ
−200µ
−100µ
−50µ
−20µ
−10µ
−5µ
−2µ
−1µ
Ta=100°C
25°C
−40°C
V
CC
=−5V
1k
500
DC CURRENT GAIN : G
I
V
O
=−5V
−20
−10
−5
−2
−1
Ta=−40°C
25°C
100°C
200
100
50
20
10
5
2
Ta=100°C
25°C
−40°C
−500m
−200m
−100m
−100µ −200µ −500µ −1m −2m
−5m −10m −20m −50m −100m
0
−0.5
−1.0
−1.5
−2.0
−2.5
−3.0
1
−100µ −200µ −500µ −1m −2m
−5m −10m −20m −50m −100m
OUTPUT CURRENT : I
O
(V)
INPUT VOLTAGE : V
I(off)
(V)
OUTPUT CURRENT : I
O
(V)
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
−1
−500m
OUTPUT VOLTAGE : V
O(on)
(V)
I
O
/I
I
=20
−200m
−100m
−50m
−20m
−10m
−5m
−2m
−1m
−100µ −200µ −500µ −1m −2m
−5m −10m −20m −50m −100m
Ta=100°C
25°C
−40°C
OUTPUT CURRENT : I
O
(V)
Fig.4 Output voltage vs. output
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
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