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EMH4 / UMH4N / IMH4A
Transistors
General purpose (dual digital transistors)
EMH4 / UMH4N / IMH4A
Features External dimensions (Unit : mm)
1) Two DTC114T chips in a EMT or UMT or SMT
package. EMH4
0.5 0.5
(4) (3)
0.22
1.0
1.6
(5) (2)
Equivalent circuits (6)
1.2
(1)
1pin mark
1.6
0.13
EMH4 / UMH4N
0.5
IMH4A
(3) (2) (1) (4) (5) (6)
R1 R1
ROHM : EMT6 Each lead has same dimensions
R1 R1
(4) (5) (6) (3) (2) (1)
R1=10K R1=10K
0.65
UMH4N
(4)
(3)
1.3
2.0
0.2
(5)
(2)
0.65
(6)
(1)
1.25
Package, marking, and packaging specifications 2.1
Type EMH4 UMH4N IMH4A
0.15
0.9
0.7
Package EMT5 UMT6 SMT6
0.1Min.
0~0.1
Marking H4 H4 H4
Code T2R TN T110
Basic ordering unit (pieces) 8000 3000 3000 ROHM : UMT6 Each lead has same dimensions
EIAJ : SC-88
Absolute maximum ratings (Ta=25 C)
Parameter Symbol Limits Unit
IMH4A
Collector-base voltage VCBO 50 V
0.95 0.95
(6)
(1)
0.3
Collector-emitter voltage VCEO 50 V
2.9
1.9
Emitter-base voltage VEBO 5 V
(5)
(2)
Collector current IC 100 mA
(4)
(3)
EMH4 / UMH4N 150(TOTAL) 1
Power dissipation Pd mW
1.6
IMH4A 300(TOTAL) 2
Junction temperature Tj 150 ◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo