2004. 12. 13
1/9
SEMICONDUCTOR
TECHNICAL DATA
KIA78D125S/F~KIA78D050S/F
BIPOLAR LINEAR INTEGRATED CIRCUIT
Revision No : 1
3 TERMINAL LOW DROP VOLTAGE REGULATOR
The KIA78DXXXS/F Series are Low Dropout Voltage Regulator
suitable for various electronic equipments.
The Regulator has multi function such as over current protection,
overheat protection.
FEATURES
1.0A Output Low Drop Voltage Regulator.
Bulit in Over Current Protection, Over Heat Protetion Function.
Low Quiescent Current :0.8mA (Typ.)
LINE UP
+
_
6.5 0.2
+
_
+
_
+
_
A
SOT-223
L
K
G
J
H
D
F
E
B
C
0.26+0.09/-0.02
10 MAX
0.1 MAX
1.75 0.25
3.0+0.15/-0.1
2.3 TYP
7 0.3
0.7+0.15/-0.1
1.8 MAX
3.5 0.2
DIM
MILLIMETERS
H
E
B
J
F
F
G
K
L
C
D
A
1. INPUT
2. COMMON
3. OUTPUT
1 2 3
ITEM
OUTPUT VOLTAGE (Typ.)
UNIT
KIA78D125S/F
1.25
S : SOT-223
F : DPAK
KIA78D015S/F
1.5
KIA78D018S/F
1.8
KIA78D020S/F
2.0
KIA78D025S/F
2.5
KIA78D030S/F
3.0
KIA78D033S/F
3.3
KIA78D050S/F
5.0
DPAK
DIM
MILLIMETERS
A
B
C
D
F
H
I
J
K
L
6.60 0.2
6.10 0.2
5.0 0.2
1.10 0.2
2.70 0.2
2.30 0.1
1.00 MAX
2.30 0.2
0.50 0.1
2.00 0.20
0.50 0.10
E
0.91 0.10
M
0.90 0.1
O
A
C
D
B
E
K
I
J
Q
H
F
F
M
O
P
L
1
2
3
1. INPUT
2. COMMON
3. OUTPUT
1.00 0.10
P
0.95 MAX
Q
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
2004. 12. 13
2/9
KIA78D125S/F~KIA78D050S/F
Revision No : 1
BLOCK DIAGRAM
OVER HEAT
PROTECTION
CONTROL
OUTPUT ON/OFF
ASO
PROTECTION
BANDGAP
REFERENCE
-
+
1
3
2
V
o
V
IN
GND
CHARACTERISTIC
SYMBOL
RATING
UNIT
Input Voltage
V
IN
16
V
Output Current
I
OUT
1
A
Power Dissipation-1
(No Heatsink)
S (Note)
P
D1
1.0
W
F
1.3
Power Dissipation-2
(Without Heatsink)
S
P
D2
8.3
W
F
13
Junction Temperature
T
j
150
Operating Temperature
T
opr
-20~80
Storage Temperature
T
stg
-30~150
Soldering Temperature
T
sol
260
MAXIMUM RATINGS (Ta=25 )
Note) Package Mounted on FR-4 PCB 36 18 1.5
: mounting pad for the GND Lead min. 6
2004. 12. 13
3/9
KIA78D125S/F~KIA78D050S/F
Revision No : 1
ELECTRICAL CHARACTERISTICS
KIA78D125S/F (Unless otherwise specified, V
IN
=2.8V, Tj=25 )
CHARACTERISTIC
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Output Voltage
V
OUT
V
IN
=2.8V, I
OUT
=0.5A
1.225
1.25
1.275
V
2.8V V
IN
12V, 5mA I
OUT
1A,
0
Tj 125
1.21
1.25
1.29
Line Regulation
Reg Line
2.8V V
IN
12V, I
OUT
=0.5A
-
5
20
mV
Load Regulation
Reg Load
V
IN
=2.8V, 5mA I
OUT
1A,
-
5
20
mV
Quiescent Current
I
B
2.8V V
IN
12V, I
OUT
=0A
-
0.8
1.8
mA
2.8V V
IN
12V, I
OUT
=1A
-
10
20
Starting Quiescent Current
I
Bstart
V
IN
=2.1V, I
OUT
=0A
-
0.7
5
mA
V
IN
=2.5V, I
OUT
=1A
-
10
30
Output Noise Voltage
V
NO
V
IN
=2.8V, I
OUT
=50mA,
10Hz f 100kHz
-
110
-
Vrms
Ripple Rejection
R R
2.8V V
IN
12V, I
OUT
=50mA, f=120Hz
53
65
-
dB
Dropout Voltage
V
D
I
OUT
=0.5A
-
0.3
0.5
V
I
OUT
=1A
-
0.5
-
ELECTRICAL CHARACTERISTICS
KIA78D015S/F (Unless otherwise specified, V
IN
=3.8V, Tj=25 )
CHARACTERISTIC
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Output Voltage
V
OUT
V
IN
=3.8V, I
OUT
=0.5A
1.45
1.5
1.55
V
2.8V V
IN
12V, 5mA I
OUT
1A,
0
Tj 125
1.434
1.5
1.566
Line Regulation
Reg Line
2.8V V
IN
12V, I
OUT
=0.5A
-
5
20
mV
Load Regulation
Reg Load
V
IN
=3.8V, 5mA I
OUT
1A,
-
5
20
mV
Quiescent Current
I
B
2.8V V
IN
12V, I
OUT
=0A
-
0.8
1.8
mA
2.8V V
IN
12V, I
OUT
=1A
-
10
20
Starting Quiescent Current
I
Bstart
V
IN
=2.1V, I
OUT
=0A
-
0.7
5
mA
V
IN
=2.5V, I
OUT
=1A
-
10
30
Output Noise Voltage
V
NO
V
IN
=3.8V, I
OUT
=50mA,
10Hz f 100kHz
-
75
-
Vrms
Ripple Rejection
R R
2.8V V
IN
12V, I
OUT
=50mA, f=120Hz
53
65
-
dB
Dropout Voltage
V
D
I
OUT
=0.5A
-
0.5
0.7
V
I
OUT
=1A
-
0.6
-
2004. 12. 13
4/9
KIA78D125S/F~KIA78D050S/F
Revision No : 1
ELECTRICAL CHARACTERISTICS
KIA78D018S/F (Unless otherwise specified, V
IN
=3.8V, Tj=25 )
CHARACTERISTIC
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Output Voltage
V
OUT
V
IN
=3.8V, I
OUT
=0.5A
1.75
1.8
1.85
V
2.8V V
IN
12V, 5mA I
OUT
1A,
0
Tj 125
1.732
1.8
1.868
Line Regulation
Reg Line
2.8V V
IN
12V, I
OUT
=0.5A
-
5
20
mV
Load Regulation
Reg Load
V
IN
=3.8V, 5mA I
OUT
1A,
-
5
20
mV
Quiescent Current
I
B
2.8V V
IN
12V, I
OUT
=0A
-
0.8
1.8
mA
2.8V V
IN
12V, I
OUT
=1A
-
10
20
Starting Quiescent Current
I
Bstart
V
IN
=2.1V, I
OUT
=0A
-
0.7
5
mA
V
IN
=2.5V, I
OUT
=1A
-
10
30
Output Noise Voltage
V
NO
V
IN
=3.8V, I
OUT
=50mA,
10Hz f 100kHz
-
75
-
Vrms
Ripple Rejection
R R
2.8V V
IN
12V, I
OUT
=50mA, f=120Hz
53
65
-
dB
Dropout Voltage
V
D
I
OUT
=0.5A
-
0.3
0.5
V
I
OUT
=1A
-
0.5
-
ELECTRICAL CHARACTERISTICS
KIA78D020S/F (Unless otherwise specified, V
IN
=4V, Tj=25 )
CHARACTERISTIC
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Output Voltage
V
OUT
V
IN
=4V, I
OUT
=0.5A
1.95
2.0
2.05
V
3V V
IN
12V, 5mA I
OUT
1A,
0
Tj 125
1.93
2.0
2.07
Line Regulation
Reg Line
3.0V V
IN
12V, I
OUT
=0.5A
-
5
20
mV
Load Regulation
Reg Load
V
IN
=4V, 5mA I
OUT
1A,
-
5
20
mV
Quiescent Current
I
B
3.0V V
IN
12V, I
OUT
=0A
-
0.8
1.8
mA
3.0V V
IN
12V, I
OUT
=1A
-
10
20
Starting Quiescent Current
I
Bstart
V
IN
=2.1V, I
OUT
=0A
-
0.7
5
mA
V
IN
=2.5V, I
OUT
=1A
-
10
30
Output Noise Voltage
V
NO
V
IN
=4V, I
OUT
=50mA,
10Hz f 100kHz
-
80
-
Vrms
Ripple Rejection
R R
3.0V V
IN
12V, I
OUT
=50mA, f=120Hz
52
65
-
dB
Dropout Voltage
V
D
I
OUT
=0.5A
-
0.3
0.5
V
I
OUT
=1A
-
0.5
-
2004. 12. 13
5/9
KIA78D125S/F~KIA78D050S/F
Revision No : 1
ELECTRICAL CHARACTERISTICS
KIA78D025S/F (Unless otherwise specified, V
IN
=4.5V, Tj=25 )
CHARACTERISTIC
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Output Voltage
V
OUT
V
IN
=4.5V, I
OUT
=0.5A
2.438
2.5
2.562
V
3.5V V
IN
12V, 5mA I
OUT
1A,
0
Tj 125
2.412
2.5
2.588
Line Regulation
Reg Line
3.5V V
IN
12V, I
OUT
=0.5A
-
5
20
mV
Load Regulation
Reg Load
V
IN
=4.5V, 5mA I
OUT
1A,
-
5
20
mV
Quiescent Current
I
B
3.5V V
IN
12V, I
OUT
=0A
-
0.8
1.8
mA
3.5V V
IN
12V, I
OUT
=1A
-
10
20
Starting Quiescent Current
I
Bstart
V
IN
=2.1V, I
OUT
=0A
-
0.9
5
mA
V
IN
=2.7V, I
OUT
=1A
-
12
30
Output Noise Voltage
V
NO
V
IN
=4.5V, I
OUT
=50mA,
10Hz f 100kHz
-
95
-
Vrms
Ripple Rejection
R R
3.5V V
IN
12V, I
OUT
=50mA, f=120Hz
53
64
-
dB
Dropout Voltage
V
D
I
OUT
=0.5A
-
0.3
0.5
V
I
OUT
=1A
-
0.5
-
ELECTRICAL CHARACTERISTICS
KIA78D030S/F (Unless otherwise specified, V
IN
=5V, Tj=25 )
CHARACTERISTIC
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Output Voltage
V
OUT
V
IN
=5.0V, I
OUT
=0.5A
2.925
3.0
3.075
V
4.0V V
IN
12V, 5mA I
OUT
1A,
0
Tj 125
2.895
3.0
3.105
Line Regulation
Reg Line
4.0V V
IN
12V, I
OUT
=0.5A
-
5
20
mV
Load Regulation
Reg Load
V
IN
=5.0V, 5mA I
OUT
1A,
-
5
20
mV
Quiescent Current
I
B
4.0V V
IN
12V, I
OUT
=0A
-
0.8
1.8
mA
4.0V V
IN
12V, I
OUT
=1A
-
10
20
Starting Quiescent Current
I
Bstart
V
IN
=2.1V, I
OUT
=0A
-
1.1
5
mA
V
IN
=2.8V, I
OUT
=1A
-
13
30
Output Noise Voltage
V
NO
V
IN
=5.0V, I
OUT
=50mA,
10Hz f 100kHz
-
110
-
Vrms
Ripple Rejection
R R
4.0V V
IN
12V, I
OUT
=50mA, f=120Hz
50
63
-
dB
Dropout Voltage
V
D
I
OUT
=0.5A
-
0.3
0.5
V
I
OUT
=1A
-
0.5
-
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