1A L.D.O VOLTAGE REGULATOR
LM1117
ELECTRICAL CHARACTERISTICS
For ADJ Output Voltage
(TA=25℃, CO = 10uF unless otherwise specified)
Symbol
VREF
VREF
ΔVLINE
ΔVLOAD
VIN
Parameters
Reference Voltage
Reference Voltage
Line Regulation
Condition
Min.
1.238
1.219
Typ.
Max.
1.262
1.281
0.2
Unit
V
1.250
VIN=5V, IO=10mA
IO = 10mA to 1A, VIN - VREF = 1.5V to
13.75V (TJ = 0 ~ 125℃)
V
0.1
0.2
%
IO = 10mA , VIN - VREF = 1.5V to 12V
IO = 10mA to 1A, VIN - VREF = 2 V
0.4
%
Load Regulation
12
V
Operating Input Voltage
Adjustment pin Current
50
0.5
120
5
uA
uA
mA
mA
%
IADJ
VIN - VREF = 1.5V to 12V, IO = 100mA
Adjustment Pin Current
Change
VIN - VREF = 1.5V to 12V,
IO = 100mA to 1A
ΔIADJ
IO(MIN)
IO
5
10
Minimum Load Current
Current Limit
VIN=5V, VREF=0V
1000
60
1250
0.003
75
1600
VIN - VREF = 5V
EN
Output Noise(%VO)
Supply Voltage Rejection
B = 10Hz to 10kHz, TJ = 25℃
IO = 1A, f = 120Hz,
VIN - VREF = 3V, VRIPPLE = 1VPP
dB
SVR
For 1.2V Output Voltage
(TA=25℃, CO = 10uF unless otherwise specified)
Symbol
VO
Parameters
Condition
Min.
1.176
1.152
Typ.
Max.
1.224
1.248
0.2
Unit
V
1.200
Output Voltage
VIN = 2.7V, IO = 10mA
V
IN = 2.7V to 12V, IO = 0mA to 1A
(TJ = 0 ~ 125℃)
V
VO
Output Voltage
0.1
0.2
%
ΔVLINE
ΔVLOAD
VIN
Line Regulation
IO = 0mA , VIN = 2.7V to 12V
0.4
%
Load Regulation
Operating Input Voltage
Quiescent Current
Current Limit
IO = 10mA to 1A, VIN = 3.2V
12
V
5
10
㎃
㎃
%
ID
VIN - VO = 5V
1000
60
1250
0.003
75
1600
IO
VIN - VO = 5V
EN
Output Noise(%VO)
Supply Voltage Rejection
B = 10Hz to 10kHz, TJ = 25℃
IO = 1A, f = 120Hz,
VIN - VO = 1.5V, VRIPPLE = 1VPP
dB
SVR
Mar. 2013 Rev. 1.22
- 5 -
HTC
HTC [ HTC KOREA TAEJIN TECHNOLOGY CO. ]
