ROHM EMX18, UMX18N Technical data

EMX18 / UMX18N

Transistors

General purpose transistors
(dual transistors)

EMX18 / UMX18N

zFeatures

1) Two 2SC5585 chips in a EMT or UMT package.

2) Mounting possible with EMT3 or UMT3 automatic
mounting machines.

3) Transistor elements are independent, eliminating

interference.

4) Mounting cost and area can be cut in half.

zStructure

Epitaxial planar type
NPN silicon transistor

The following characteristics apply to both Tr

1 and T r2.

zEquivalent circuit

EMX18 / UMX18N

(3) (2) (1)

Tr

Tr

2

(4) (6)(5)

1

zAbsolute maximum ratings (Ta=25°C)

Parameter Symbol

Collector-base voltage
Collector-emitter voltage
Emitter-base voltage

V
V
VEBO

Collector current

Power dissipation
Junction temperature
Storage temperature

1 120mW per element must not be exceeded.

∗

Tstg −55 to +150 ˚C

CBO 15 V

CEO

I

C mA500

ICP A1.0
Pd

Tj 150 ˚C

Limits

12

6

150 (TOTAL)

Rev.A 1/3

zExternal dimensions (Unit : mm)

EMX18

(4)

0.22

(6)

0.13

ROHM : EMT6

Abbreviated symbol : X18

UMX18N

ROHM : UMT6
EIAJ : SC-88

)

4

(

)

5

(

0.2

)

6

(

0.15

0.1Min.

Abbreviated symbol : X18

Unit

V
V

1

∗

mW

(3)

0.5

1.0

1.6

(2)(5)

0.5

(1)

1.2

1.6

0.5

Each lead has same dimensions

)

3

(

0.65

)

2

(

1.3

0.65

0.7

2.0

0.9

)

1

(

1.25

2.1

0~0.1

Each lead has same dimensions

EMX18 / UMX18N

Transistors

zElectrical characteristics (Ta=25°C)

Parameter Symbol

Collector-base breakdown voltage
Collector-emitter breakdown voltage
Emitter-base breakdown voltage
Collector cutoff current
Emitter cutoff current
Collector-emitter saturation voltage
DC current transfer ratio
Transition frequency
Output capacitance

zPackaging specifications

Package
Code TN
Basic ordering

Type

unit (pieces)
EMX18
UMX18N

zElectrical characteristic curves

1000

500

(mA)

C

200

100

50

20

10

5

COLLECTOR CURRENT : I

2

1

0

C

°

C

°

25

25

1

-40

Ta =

0.5 1.0

BASE TO EMITTER VOLTAGE : VBE (V)

Fig.1 Grounded emitter propagation

characteristics

VCE = 2V

C

°

CBO

BV
BV

CEO

BV

EBO

I

CBO

I

EBO

V

CE (sat)

h

FE

f

T

Cob

Taping

T2R

8000

FE

DC CURRENT GAIN : h

1.5

Typ. Max. Unit Conditions

Min.

C

=1

I
I
V
V
I
V

V
V

C

E

C/IB

=
=1

CB

EB

CE

CE

CB

0µA

1mA

0µA

=15
=6

=20

=2

=

2V, I

=

10V, I

−

15

−

12

−

6

−

−

−

−

−

90

270

−

− 320 −

−

7.5

−

−

−

0.1

0.1
250
680

−

VI
V
V

µA
µA

mV

−

MHz

PF

3000

1000

500

200
100

50

20
10

5

2
1

1 2 5 10 20 50 100 200 500

Ta = 125°C

25°C

-40°C

COLLECTOR CURRENT : IC (mA)

Fig.2 DC current gain vs.

collector current

VCE =

V

V

0mA/10mA

V, I

C

=

10mA

E

=−

10mA, f=100MHz

E

=

0A, f=1MHz

2V

1000

1000

(mV)

500

CE(sat)

200
100

50

Ta = 125°C

20
10

5

2
1

COLLECTOR SATURATION VOLTAGE : V

25°C

-40°C

1 2 5 10 20 50 100 200 500 1000

COLLECTOR CURRENT : IC (mA)

Fig.3 Collector-emitter saturation voltage

vs. collector current ( Ι )

IC/

IB =

20

Rev.A 2/3

EMX18 / UMX18N

Transistors

1000

(mV)

500

CE(sat)

200
100

50

IC/

IB = 50

20

20

10

10

5

2
1

1 2 5 10 20 50 100 200 500 1000

COLLECTOR SATURATION VOLTAGE : V

COLLECTOR CURRENT : IC (mA)

Ta = 25°C

Fig.4 Collector-emitter saturation voltage

vs. collector current ( ΙΙ )

1000

500

200
100

50

20
10

5

2
1

0.1

EMITTER INPUT CAPACITANCE : Cib (pF)

COLLECTOR OUTPUT CAPACITANCE : Cob (pF)

EMITTER TO BASE VOLTAGE : VEB (V)

Fig.7 Collector output capacitance
vs collector-base voltage

1

0.2

0.5

2

Emitter input capacitance
vs emitter-base voltage

Cib

5

Cob

10 20

I

E

=

f

=

1MHz

Ta = 25°C

10000

(mV)

5000

BE(sat)

2000
1000

500

200
100

50

20
10

1 2 5 10 20 50 100 200 500 1000

COLLECTOR SATURATION VOLTAGE : V

COLLECTOR CURRENT : IC (mA)

Fig.5 Base-emitter saturation voltage

vs. collector current

0A

50 100

Ta =

-40°C
25°C

125°C

IC/

IB =

20

1000

500

V

CE

=

2V

Ta = 25°C

Pulsed

200
100

)

Z

50

(MH

T

f

20
10

5

2
1

COLLECTOR TO BASE VOLTAGE : VCB (V)

Fig.6 Collector output capacitance

102050

215

Emitter input capacitance
vs. base voltage

100 200

500 1000

Rev.A 3/3

Appendix

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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.
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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