SEMICONDUCTOR
TECHNICAL DATA
3A ADJUSTABLE-TYPE LOW DROPOUT VOLTAGE
REGULATOR WITH OUTPUT ON/OFF CONTROL
FUNCTION. [Low Quiescent Current Type]
B
D
KIA378R000FP/PI
BIPOLAR LINEAR INTEGRATED CIRCUIT
A
I
J
DIM
A
B
N
R
M
O
G
F
C
L
C
D
E
F
G
I
J
K
L
M
N
O
K Q
Q
R
FEATURES
3.0A Output Low Drop Voltage Regulator.
Built in ON/OFF Control Terminal. (Active High)
Built in Over Current, Over Heat Protection Function,
ASO Proteection Functions.
Low Quiescent Current (Output OFF mode) : 0.5 A(Typ.)
Adjustable Output Voltage Type : V
OUT
=1.5~7V
Low Voltage Operation : Vopr(min.)=2.35V.
E
MILLIMETERS
_
9.8 + 0.2
_
8.8 + 0.2
8.0
_
15 + 0.3
_
5.0 + 0.2
_ 0.1
1.7+
_
0.8 + 0.1
_
4.0 + 0.2
_ 0.13
1.27 +
6.7
_
0.5 + 0.15
0~0.25
_
1.27 + 0.1
_
2.3 + 0.3
7.85
0~0.15
1
INPUT (V
IN
)
2
OUTPUT (V
O
)
3
GND
4
ADJUSTABLE(Adj.)
5
ON/OFF CONTROL (V
C
)
LINE UP
ITEM
KIA378R000FP
KIA278R000PI
OUTPUT VOLTAGE (Typ.)
Adjustable (1.5~7.0)
Adjustable (1.5~7.0)
PACKAGE
D
2
PAK-5
TO-220IS-4
1
2
3
4
5
Heat Sink is common to
2
(Vo)
D
2
PAK-5
MAXIMUM RATINGS (Ta=25
CHARACTERISTIC
Input Voltage
ON/OFF Control Voltage
Output Adjustment Terminal Voltage
Output Current
Power Dissipation 1
(No Heatsink)
Power Dissipation 2
(Infinite Heatsink)
Junction Temperature
Operating Temperature
Storage Temperature
FP
PI
FP
PI
)
SYMBOL
V
IN
V
C
V
ADJ
I
OUT
P
D1
RATING
7
7
5
3.0
2.0
W
1.5
35
W
15
150
P
A
C
F
UNIT
V
V
V
L
V
V
T
E
O
S
L
K
H
R
A
J
U
D
P
D2
T
j
T
opr
T
stg
M
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
_
+ 0.10
3.50
F
_
15.70 + 0.20
G
_
H
0.40 + 0.10
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
+ 0.1
O
7.5 _
_
1.50 + 0.10
P
R
5
8
S
_
T
1.30 + 0.1
_
3-1.00 + 0.1
U
_
V
+ 0.1
1.30
1
INPUT (V
IN
)
2
OUTPUT (V
O
)
3
GND
4
ADJUSTABLE(Adj.)
B
-20 80
-30 125
TO-220IS-4
2008. 2. 5
Revision No : 1
N
G
1/5
KIA378R000FP/PI
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, V
IN
=5V, V
O
=3.3V, I
O
=1.5A, R
1
=1
CHARACTERISTIC
Input Voltage
Output Voltage
Reference Voltage
Load Regulation
Line Regulation
Temperature Coefficient of Output Votage
Ripple Rejection
Output ON state for control Voltage
Output ON state for control Current
Output OFF state for control Voltage
Output OFF state for control Current
Quiescent Current
Quiescent Current (OFF Mode)
Dropout Voltage
SYMBOL
V
IN
V
OUT
V
ref
Reg Load
Reg Line
T
C
V
O
R R
V
C(ON)
I
C(ON)
V
C(OFF)
I
C(OFF)
I
Q
I
Q(OFF)
V
D
V
C
=2.7V
I
O
=0
V
C
=0.4V
I
O
=0
V
C
=0.4V
I
O
=3A
I
O
=5mA~3A
V
IN
=V
O
+1 to 6V, I
O
=5mA
Tj=0
125
, I
O
=5mA
CONDITIONS
-
-
-
MIN.
2.35
1.5
1.22
-
-
-
45
2.0
-
-
-
-
-
-
TYP.
-
-
1.25
0.2
0.2
1.0
60
-
-
-
-
1
0.1
-
, Tj=25
MAX.
7
7
1.28
2.0
1.0
20
-
-
200
0.8
2.0
2
5
0.8
)
UNIT
V
V
V
%
%
%
dB
V
A
V
A
mA
A
V
I
OUT
=0.3A, f=120Hz,
V
ripple
=0.5Vrms, V
IN
=5V, V
O
=3V
-
BLOCK DIAGRAM
V
IN
V
OUT
-
+
V
ADJ
BANDGAP
REFERENCE
ASO
PROTECTION
PIN CONNECTION
Item
Pin No.
1
KIA378R000PI KIA378R000FP
(TO-220IS-4)
(D2PAK-5)
V
IN
V
OUT
GND
Adj
-
V
IN
V
OUT
GND
Adj
V
C
CONTROL
OUTPUT
ON/OFF
CONTROL
OVER HEAT
PROTECTION
2
3
4
5
GND
2008. 2. 5
Revision No : 1
2/5
KIA378R000FP/PI
(1) V
OUT
= Vref
(2)
(1+R
2
/R
1
), (R
1
=1k
, Vref=1.25V)
Pin (V
C
) Terminal is only for KIA378R000FP (D
2
PAK-5)
(1) ON/OFF Signal [ High : Output ON]
[Low/Open : Output OFF]
(2) V
OUT
= Vref
(3)
(1+R
1
/R
2
), (R
1
=1k
, Vref=1.25V)
Pin (V
C
) Terminal is only for KIA378R000FP (D
2
PAK-5)
2008. 2. 5
Revision No : 1
3/5
KIA378R000FP/PI
2008. 2. 5
Revision No : 1
4/5
KIA378R000FP/PI
2008. 2. 5
Revision No : 1
5/5