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EMH9 / UMH9N / IMH9A
Transistors
General purpose (dual digital transistors)
EMH9 / UMH9N / IMH9A
Features External dimensions (Unit : mm)
1) Two DTC114Ys chips in a EMT or UMT or SMT EMH9
package.
2) Mounting possible with EMT3 or UMT3 or SMT3
0.5 0.5
(4) (3)
0.22
1.0
1.6
(5) (2)
(6) (1)
automatic mounting machines. 1.2
1.6
0.13
3) Transistor elements are independent, eliminating
0.5
interference. Each lead has same dimensions
4) Mounting cost and area can be cut in half.
Abbreviated symbol : H9
ROHM : EMT6
Structure
Epitaxial planar type UMH9N
0.65
(3)
(4)
1.3
2.0
0.2
(2)
NPN silicon transistor
(5)
(6)
0.65
(1)
(Built-in resistor type) 1.25
2.1
0.15
0.9
0.7
0to0.1
0.1Min.
The following characteristics apply to both DTr1 and DTr2.
Each lead has same dimensions
ROHM : UMT6 Abbreviated symbol : H9
EIAJ : SC-88
Equivalent circuit IMH9A
EMH9 / UMH9N IMH9A
0.95 0.95
(6)
(1)
0.3
2.9
1.9
(3) (2) (1) (4) (5) (6)
(2)
(5)
R1 R2 R1 R2
(4)
(3)
DTr1 DTr1 1.6
DTr2 DTr2
2.8
0.15
R2 R1 R2 R1
1.1
0.8
(4) (5) (6) (3) (2) (1)
0to0.1
0.3to0.6
R1=10k R1=10k
R2=47k Each lead has same dimensions
R2=47k
ROHM : SMT6 Abbreviated symbol : H9
EIAJ : SC-74
Packaging specifications
Package Taping
Code T2R TN T110
Type Basic ordering unit (pieces) 8000 3000 3000
EMH9 - -
UMH9N - -
IMH9A - -
Rev.A 1/3
EMH9 / UMH9N / IMH9A
Transistors
Absolute maximum ratings (Ta = 25◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo