EMT18 / UMT18N / IMT18
Transistors
General purpose transistors
(dual transistors)
EMT18 / UMT18N / IMT18
Features
1) Two 2SA2018 chips in a EMT package.
2) Mounting possible with EMT3 or UMT3 or SMT3
automatic mounting machines.
3) Transistor elements are independent, eliminating
interference.
External dimensions
(Unit : mm)
(4)
(5)
(6)
(3)
(2)
0.13
1.2
1.6
(1)
Each lead has same dimensions
ROHM :
EMT6
Abbreviated symbol :
T18
0.65
1.3
0.65
0.7
0.95 0.95
0.8
Structure
Epitaxial planar type
NPN silicon transistor
(4)
UMT18N
0.2
(3)
0.5
0.5 0.5
1.0
1.6
0.22
EMT18
(6)
1.25
2.1
0.15
(1)
The following characteristics apply to both Tr
1
and Tr
2
.
ROHM : UMT6
EIAJ : SC-88
0.1Min.
Each lead has same dimensions
Abbreviated symbol :
T18
(6)
Equivalent circuit
EMT18 / UMT18N
(3)
(2)
(1)
IMT18
0.3
(1)
0.9
IMT18
(4)
(5)
(6)
0.15
(4)
(5)
1.6
2.8
(3)
(2)
Tr
1
Tr
2
Tr
2
Tr
1
0.3Min.
Each lead has same dimensions
(4)
(5)
(6)
(3)
(2)
(1)
ROHM : SMT6
EIAJ : SC-74
JEDEC : SOT-457
Abbreviated symbol :
T18
Absolute maximum ratings
(Ta=25擄C)
Parameter
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Limits
Symbol
V
CBO
鈭?5
V
CEO
鈭?2
V
EBO
鈭?
I
C
鈭?00
鈭?
I
CP
1.0
EMT6
鈭?
150 (TOTAL)
P
C
UMT6
SMT6 300 (TOTAL)
鈭?
Tj
150
Tstg
鈭?5
to
+150
Unit
V
V
V
mA
A
mW
擄C
擄C
Power dissipation
Junction temperature
Storage temperature
鈭?
Single pulse P
W
=1ms
鈭?
120mW per element must not be exceeded.
鈭?
200mW per element must not be exceeded.
Rev.A
1.1
1.9
2.9
2.0
(5)
(2)
1/3