SEMICONDUCTOR
TECHNICAL DATA
4 TERMINAL 2A OUTPUT LOW DROP
VOLTAGE REGULATOR
KIA278R25PI~KIA278R37PI
BIPOLAR LINEAR INTEGRATED CIRCUIT
A
C
The KIA278R
Series are Low Drop Voltage
Regulator suitable for various electronic equipments.
It provides constant voltage power source with TO-220
4 terminal lead full molded PKG.
The Regulator has multi function such as over current
protection, overheat protection and ON/OFF control.
FEATURES
2.0A Output Low Drop Voltage Regulator.
Built in ON/OFF Control Terminal.
Built in Over Current Protection, Over Heat
Protection Function.
O
E
L
V
T
V
S
L
K
U
R
H
D
DIM MILLIMETERS
_
A
10.00 + 0.20
_
15.00 + 0.20
B
_
C
2.70 + 0.20
_
D
0.60 + 0.10
_
E
Φ3.20
+ 0.20
_
3.50 + 0.10
F
_
15.70 + 0.20
G
_ 0.10
H
0.40 +
14.3+0.2/-0.1
J
_
1.45 + 0.10
K
_
L
1.00 + 0.10
2.54
M
_
N
4.50 + 0.20
_
O
7.5+ 0.1
_
1.50 + 0.10
P
R
S
T
U
V
5
8
_
1.30 + 0.1
_
3-1.00 + 0.1
_
1.30 + 0.1
B
J
M
N
G
F
P
1
2
3
4
1
2
3
4
DC INPUT (V
IN
)
DC OUTPUT (V
O
)
GND
ON/OFF CONTROL
LINE UP
ITEM
* KIA278R25PI
* KIA278R30PI
KIA278R33PI
* KIA278R35PI
* KIA278R37PI
* Note) * : Under Development.
OUTPUT VOLTAGE (Typ.)
2.5
3.0
3.3
3.5
3.7
V
UNIT
TO-220IS-4
MAXIMUM RATINGS (Ta=25
CHARACTERISTIC
Input Voltage
ON/OFF Control Voltage
Output Current
Power Dissipation 1
Power Dissipation 2
Junction Temperature
Operating Temperature
Storage Temperature
Soldering Temperature (10sec)
)
SYMBOL
V
IN
V
C
I
O
P
d1
P
d2
T
j
T
opr
T
stg
T
sol
RATING
15
15
2
1.5
15
125
-20
-30
80
125
UNIT
V
V
A
W
W
Remark
-
-
-
No heatsink
with heatsink
-
-
-
-
260
2001. 6. 28
Revision No : 3
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