EMA3 / UMA3N / FMA3A
Transistors
Emitter common (dual digital
transistors)
EMA3 / UMA3N / FMA3A
zFeatures 1) Two DTA143Ts in a EMT or UMT or SMT package.
2) Mounting cost and area can be cut in half.
zExternal dimensions (Unit : mm)
EMA3
0.
22
(4) (3) (2) (5)
zStructure Epitaxial planar type
PNP silicon
transistor (Built-in resistor type.
)
0.
13
1.
2 1.
6
(1)
Each lead has same dimensions
ROHM : EMT5 Abbreviated symbol : A3
0.
65 0.
65
The following characteristics apply to both DTr1 and DTr2.
UMA3N
(4) (3)
0.
5
0.
5 0.
5 1.
0 1.
6
0.
2
(6)
1.
25
zEquivalent circuit
0.
15
2.
1
0.
7 0.
9
1.
1 2.
9
0.
1Min.
R1=4.
7kΩ
R1 DTr2
(3)
(2)
(1) R1 DTr1
R1=4.
7kΩ
R1 DTr2
0to0.
1
EMA3 / UMA3N
FMA3A
(...