2010. 10. 5 1/8Revision No : 2
SEMICONDUCTOR
TECHNICAL DATA
KIA1117BS/BF00~
KIA1117BS/BF50
BIPOLAR LINEAR INTEGRATED CIRCUIT
LOW DROP FIXED AND ADJUSTABLE
POSITIVE VOLTAGE REGULATOR
The KIA1117BS/BF×× Series are a Low Drop Voltage Regulator able
to provide up to 1A of output current, available even in adjustable
version (Vref=1.25V)
FEATURES
·Low Dropout Voltage : 1.1V/Typ. (Iout=1.0A)
·Very Low Quiescent Current : 5㎃/Typ.
·Output Current up to 1A
·Fixed Output Voltage of 1.2V, 1.5V, 1.8V, 2.5V, 2.85V, 3.3V, 5.0V
·Adjustable Version Availability : Vref=1.25V
·Internal Current and Thermal Limit
·A Minimum of 10㎌for stability
·Suitable for MLCC, Tantalum and Low ESR Electrolytic Capacitors
·ESR Range for stability : 1mΩ~200Ω
·Available in ±2%(at 25℃)
·High Ripple Rejection : 80dB/Typ
·Temperature Range : -40℃～150℃
+
_
6.5 0.2
+
_
+
_
+
_
A
SOT-223 / SOT-223(1)
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
EB
J
FF
G
K
L
C
D
A
1. GND (Adj.)
2. OUTPUT
3. INPUT
123
Heat Sink is common to
2 (Output)
LINE UP
ITEM OUTPUT VOLTAGE (V) PACKAGE
KIA1117BS/BF00 Adjustable (1.25~10V)
S : SOT-223
F : DPAK
KIA1117BS/BF12 1.2
KIA1117BS/BF15 1.5
KIA1117BS/BF18 1.8
KIA1117BS/BF25 2.5
KIA1117BS/BF28 2.85
KIA1117BS/BF33 3.3
KIA1117BS/BF50 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
0.5 0.1
2.00 0.20
0.50 0.10
E
0.91 0.10M
0.90 0.1O
A
C
D
B
E
K
I
J
Q
H
FF
M
O
P
L
123
1. GND (Adj.)
2. OUTPUT
3. INPUT
1.00 0.10P
0.95 MAXQ
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
Heat Sink is common to
2 (Output)
MAXIMUM RATINGS (Ta=25℃)
CHARACTERISTIC SYMBOL RATING UNIT
Input Voltage VIN 12 V
Output Current IOUT 1.0 A
Power Dissipation 1
(No Heatsink)
S (Note) PD1
1.0
W
F 1.3
Power Dissipation 2
(Infinite Heatsink)
S PD2
8.3
W
F 13
Maximum Junction Temperature Tj(max) 150 ℃
Operating Junction Temperature Topr -40～150 ℃
Storage Temperature Tstg -55～150 ℃
Note) Package Mounted on FR-4 PCB 36×18×1.5㎜.
: mounting pad for the GND Lead min. 6㎠
2010. 10. 5 2/8
KIA1117BS/BF00 ~ KIA1117BS/BF50
Revision No : 2
ELECTRICAL CHARACTERISTICS
KIA1117BS/BF00 (Unless otherwise specified, Tj=25℃)
CHARACTERISTIC SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage
VOUT1 VIN=VOUT+1.5V, IOUT=10mA, Tj=25℃VOUT×0.98 VOUT VOUT×1.02
V
VOUT2 10mA≤IOUT≤1A, VOUT+1.5V≤VIN≤10V VOUT×0.97 VOUT VOUT×1.03
Line Regulation Reg Line VOUT+1.5V≤VIN≤10V, IOUT=10mA - 1 10 mV
Load Regulation Reg Load 10mA≤IOUT≤1A, VIN=VOUT+2.0V - 0.5 1 %
Quiescent Current
IB1 VIN=VOUT+1.25V, IOUT=0A - 5 10
mA
IB2 VIN=10V, IOUT=0A - 5 10
Adjustable Pin Current IADJ VIN=VOUT+1.5V - 35 - μA
Minimum Load Current IMIN VIN=VOUT+1.5V 10 - - mA
Output Noise Voltage VNO
VIN=VOUT+1.25V, IOUT=40mA,
10Hz≤f≤10kHz - 100 - μVrms
Short Circuit Current Limit ISC VIN=VOUT+2.0V 1.1 - - A
Ripple Rejection R·RIOUT=40mA, f=120Hz, Vripple=1Vp-p
VIN=VOUT+3V 60 80 - dB
Dropout Voltage VDIOUT=1A - 1.1 1.4 V
Temperature Stability TCVOVIN=VOUT+1.5V, IOUT=10mA, Tj=-40~150℃- 0.5 - %
ELECTRICAL CHARACTERISTICS
KIA1117BS/BF12 (Unless otherwise specified, Tj=25℃)
CHARACTERISTIC SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage
VOUT1 VIN=VOUT+1.5V, IOUT=10mA, Tj=25℃VOUT×0.98 VOUT VOUT×1.02
V
VOUT2 10mA≤IOUT≤1A, VOUT+1.5V≤VIN≤10V VOUT×0.97 VOUT VOUT×1.03
Line Regulation Reg Line VOUT+1.5V≤VIN≤10V, IOUT=10mA - 1 10 mV
Load Regulation Reg Load 10mA≤IOUT≤1A, VIN=VOUT+2.0V - 0.5 1 %
Quiescent Current
IB1 VIN=VOUT+1.25V, IOUT=0A - 5 10
mA
IB2 VIN=10V, IOUT=0A - 5 10
Output Noise Voltage VNO
VIN=VOUT+1.25V, IOUT=40mA,
10Hz≤f≤10kHz - 100 - μVrms
Short Circuit Current Limit ISC VIN=VOUT+2.0V 1.1 - - A
Ripple Rejection R·RIOUT=40mA, f=120Hz, Vripple=1Vp-p
VIN=VOUT+3V 60 80 - dB
Dropout Voltage VDIOUT=1A - 1.1 1.4 V
Temperature Stability TCVOVIN=VOUT+1.5V, IOUT=10mA, Tj=-40~150℃- 0.5 - %
2010. 10. 5 3/8Revision No : 2
KIA1117BS/BF00 ~ KIA1117BS/BF50
ELECTRICAL CHARACTERISTICS
KIA1117BS/BF15 (Unless otherwise specified, Tj=25℃)
CHARACTERISTIC SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage
VOUT1 VIN=VOUT+1.5V, IOUT=10mA, Tj=25℃VOUT×0.98 VOUT VOUT×1.02
V
VOUT2 10mA≤IOUT≤1A, VOUT+1.5V≤VIN≤10V VOUT×0.97 VOUT VOUT×1.03
Line Regulation Reg Line VOUT+1.5V≤VIN≤10V, IOUT=10mA - 1 10 mV
Load Regulation Reg Load 10mA≤IOUT≤1A, VIN=VOUT+2.0V - 0.5 1 %
Quiescent Current
IB1 VIN=VOUT+1.25V, IOUT=0A - 5 10
mA
IB2 VIN=10V, IOUT=0A - 5 10
Output Noise Voltage VNO
VIN=VOUT+1.25V, IOUT=40mA,
10Hz≤f≤10kHz - 100 - μVrms
Short Circuit Current Limit ISC VIN=VOUT+2.0V 1.1 - - A
Ripple Rejection R·RIOUT=40mA, f=120Hz, Vripple=1Vp-p
VIN=VOUT+3V 60 80 - dB
Dropout Voltage VDIOUT=1A - 1.1 1.4 V
Temperature Stability TCVOVIN=VOUT+1.5V, IOUT=10mA, Tj=-40~150℃- 0.5 - %
ELECTRICAL CHARACTERISTICS
KIA1117BS/BF18 (Unless otherwise specified, Tj=25℃)
CHARACTERISTIC SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage
VOUT1 VIN=VOUT+1.5V, IOUT=10mA, Tj=25℃VOUT×0.98 VOUT VOUT×1.02
V
VOUT2 10mA≤IOUT≤1A, VOUT+1.5V≤VIN≤10V VOUT×0.97 VOUT VOUT×1.03
Line Regulation Reg Line VOUT+1.5V≤VIN≤10V, IOUT=10mA - 1 10 mV
Load Regulation Reg Load 10mA≤IOUT≤1A, VIN=VOUT+2.0V - 0.5 1 %
Quiescent Current
IB1 VIN=VOUT+1.25V, IOUT=0A - 5 10
mA
IB2 VIN=10V, IOUT=0A - 5 10
Output Noise Voltage VNO
VIN=VOUT+1.25V, IOUT=40mA,
10Hz≤f≤10kHz - 100 - μVrms
Short Circuit Current Limit ISC VIN=VOUT+2.0V 1.1 - - A
Ripple Rejection R·RIOUT=40mA, f=120Hz, Vripple=1Vp-p
VIN=VOUT+3V 60 80 - dB
Dropout Voltage VDIOUT=1A - 1.1 1.4 V
Temperature Stability TCVOVIN=VOUT+1.5V, IOUT=10mA, Tj=-40~150℃- 0.5 - %
2010. 10. 5 4/8Revision No : 2
KIA1117BS/BF00 ~ KIA1117BS/BF50
ELECTRICAL CHARACTERISTICS
KIA1117BS/BF25 (Unless otherwise specified, Tj=25℃)
CHARACTERISTIC SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage
VOUT1 VIN=VOUT+1.5V, IOUT=10mA, Tj=25℃VOUT×0.98 VOUT VOUT×1.02
V
VOUT2 10mA≤IOUT≤1A, VOUT+1.5V≤VIN≤10V VOUT×0.97 VOUT VOUT×1.03
Line Regulation Reg Line VOUT+1.5V≤VIN≤10V, IOUT=10mA - 1 10 mV
Load Regulation Reg Load 10mA≤IOUT≤1A, VIN=VOUT+2.0V - 0.5 1 %
Quiescent Current
IB1 VIN=VOUT+1.25V, IOUT=0A - 5 10
mA
IB2 VIN=10V, IOUT=0A - 5 10
Output Noise Voltage VNO
VIN=VOUT+1.25V, IOUT=40mA,
10Hz≤f≤10kHz - 100 - μVrms
Short Circuit Current Limit ISC VIN=VOUT+2.0V 1.1 - - A
Ripple Rejection R·RIOUT=40mA, f=120Hz, Vripple=1Vp-p
VIN=VOUT+3V 60 80 - dB
Dropout Voltage VDIOUT=1A - 1.1 1.4 V
Temperature Stability TCVOVIN=VOUT+1.5V, IOUT=10mA, Tj=-40~150℃- 0.5 - %
ELECTRICAL CHARACTERISTICS
KIA1117BS/BF28 (Unless otherwise specified, Tj=25℃)
CHARACTERISTIC SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage
VOUT1 VIN=VOUT+1.5V, IOUT=10mA, Tj=25℃VOUT×0.98 VOUT VOUT×1.02
V
VOUT2 10mA≤IOUT≤1A, VOUT+1.5V≤VIN≤10V VOUT×0.97 VOUT VOUT×1.03
Line Regulation Reg Line VOUT+1.5V≤VIN≤10V, IOUT=10mA - 1 10 mV
Load Regulation Reg Load 10mA≤IOUT≤1A, VIN=VOUT+2.0V - 0.5 1 %
Quiescent Current
IB1 VIN=VOUT+1.25V, IOUT=0A - 5 10
mA
IB2 VIN=10V, IOUT=0A - 5 10
Output Noise Voltage VNO
VIN=VOUT+1.25V, IOUT=40mA,
10Hz≤f≤10kHz - 100 - μVrms
Short Circuit Current Limit ISC VIN=VOUT+2.0V 1.1 - - A
Ripple Rejection R·RIOUT=40mA, f=120Hz, Vripple=1Vp-p
VIN=VOUT+3V 60 80 - dB
Dropout Voltage VDIOUT=1A - 1.1 1.4 V
Temperature Stability TCVOVIN=VOUT+1.5V, IOUT=10mA, Tj=-40~150℃- 0.5 - %
2010. 10. 5 5/8Revision No : 2
KIA1117BS/BF00 ~ KIA1117BS/BF50
ELECTRICAL CHARACTERISTICS
KIA1117BS/BF33 (Unless otherwise specified, Tj=25℃)
CHARACTERISTIC SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage
VOUT1 VIN=VOUT+1.5V, IOUT=10mA, Tj=25℃VOUT×0.98 VOUT VOUT×1.02
V
VOUT2 10mA≤IOUT≤1A, VOUT+1.5V≤VIN≤10V VOUT×0.97 VOUT VOUT×1.03
Line Regulation Reg Line VOUT+1.5V≤VIN≤10V, IOUT=10mA - 1 10 mV
Load Regulation Reg Load 10mA≤IOUT≤1A, VIN=VOUT+2.0V - 0.5 1 %
Quiescent Current
IB1 VIN=VOUT+1.25V, IOUT=0A - 5 10
mA
IB2 VIN=10V, IOUT=0A - 5 10
Output Noise Voltage VNO
VIN=VOUT+1.25V, IOUT=40mA,
10Hz≤f≤10kHz - 100 - μVrms
Short Circuit Current Limit ISC VIN=VOUT+2.0V 1.1 - - A
Ripple Rejection R·RIOUT=40mA, f=120Hz, Vripple=1Vp-p
VIN=VOUT+3V 60 80 - dB
Dropout Voltage VDIOUT=1A - 1.1 1.4 V
Temperature Stability TCVOVIN=VOUT+1.5V, IOUT=10mA, Tj=-40~150℃- 0.5 - %
ELECTRICAL CHARACTERISTICS
KIA1117BS/BF50 (Unless otherwise specified, Tj=25℃)
CHARACTERISTIC SYMBOL TEST CONDITIONS MIN. TYP. MAX. UNIT
Output Voltage
VOUT1 VIN=VOUT+1.5V, IOUT=10mA, Tj=25℃VOUT×0.98 VOUT VOUT×1.02
V
VOUT2 10mA≤IOUT≤1A, VOUT+1.5V≤VIN≤10V VOUT×0.97 VOUT VOUT×1.03
Line Regulation Reg Line VOUT+1.5V≤VIN≤10V, IOUT=10mA - 1 10 mV
Load Regulation Reg Load 10mA≤IOUT≤1A, VIN=VOUT+2.0V - 0.5 1 %
Quiescent Current
IB1 VIN=VOUT+1.25V, IOUT=0A - 5 10
mA
IB2 VIN=10V, IOUT=0A - 5 10
Output Noise Voltage VNO
VIN=VOUT+1.25V, IOUT=40mA,
10Hz≤f≤10kHz - 100 - μVrms
Short Circuit Current Limit ISC VIN=VOUT+2.0V 1.1 - - A
Ripple Rejection R·RIOUT=40mA, f=120Hz, Vripple=1Vp-p
VIN=VOUT+3V 60 80 - dB
Dropout Voltage VDIOUT=1A - 1.1 1.4 V
Temperature Stability TCVOVIN=VOUT+1.5V, IOUT=10mA, Tj=-40~150℃- 0.5 - %
2010. 10. 5 6/8Revision No : 2
KIA1117BS/BF00 ~ KIA1117BS/BF50
VIN
VIN
10µF
R2
VOUT VOUT
*
*
**
VIN
VIN VOUT VOUT
GND 10µF
10µFADJ 10µF
R1
Fig.1 Application Circuit-1 (Fixed-Type)
Fig.2 Application Circuit-2 (Adjustable-Type)
VOUT=VREF (1+R2/R1) + IADJ•R2
* Note 1) MLCC, Tantalum, Low ESR Electrolytic Capacitors
are suitable in ESR range for stability (1m~200Ω)
** Note 2) When R1 is much larger than 124Ω, apply 8~10mA
to Vout-GND by setting an additional dummy resistor for
stability of Vout under no load condition
2010. 10. 5 7/8Revision No : 2
KIA1117BS/BF00 ~ KIA1117BS/BF50
0 0.8 10.2 0.4 0.6
Fig. 4 VOUT(CHANGE) - Tj
OUTPUT VOLTAGE CHANGE (%)
JUNCTION TEMPERATURE T ( C)
j
2
0
1
3
4
6
5
QUIESCENT CURRENT IQ (mA)
OUTPUT CURRENT IOUT (A)
DROPOUT VOLTAGE VD (V)
Fig. 3 VD - IOUT
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
-2
-1.5
-1
-0.5
0
0.5
1
1.5
2
JUNCTION TEMPERATURE Tj ( C)
JUNCTION TEMPERATURE Tj ( C)
JUNCTION TEMPERATURE Tj ( C)
I
OUT
=0A
Fig.7 IQ - Tj
RIPPLE REJECTION R.R(dB)
100
K
10K1K10
FREQUENCY f (Hz)
100
V = V +3V
0.5<V < 2V
IN
0
10
20
30
40
50
60
70
80
90
Fig.8 R.R - f
OUT
OUT
RIPPLE
I = 0.8A
Tj=-40 C
Tj=25 C
Tj=150 C
0125
25 50 100
75 150
-40 -20
Fig. 6 LOAD REGULATION
OUTPUT VOLTAGE CHANGE (%)
-1.5
-1
-0.5
0
0.5
1
1.5
I
OUT
=10mA~1A
Fig. 5 LINE REGULATION
OUTPUT VOLTAGE CHANGE (%)
-0.2
-0.1
0
0.1
0.2
I
OUT
=0A
0125
25 50 100
75 150
-40 -20 0125
25 50 100
75 150
-40 -20
0125
25 50 100
75 150
-40 -20
2010. 10. 5 8/8Revision No : 2
KIA1117BS/BF00 ~ KIA1117BS/BF50
AMBIENT TEMPERATURE Ta ( C)
POWER DISSIPATION PD (W)
AMBIENT TEMPERATURE Ta ( C)
POWER DISSIPATION PD (W)
Fig.9 PD - Ta (S-Type : SOT-223)
THERMAL RESISTANCE
J-C
15
J-A
125 C/W
Fig.10 PD - Ta (F-Type : DPAK)
2
4
6
8
10
0
12
3
0
6
9
15
12
THERMAL RESISTANCE
J-C
9.62
J-A
96.2 C/W
0125
25 50 100
75 150
-40 -20 0125
25 50 100
75 150
-40 -20