LD1117/A
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS (Ta=25℃)
PARAMETER
SYMBOL
VIN
RATINGS
18
UNIT
V
DC Input Voltage
Power Dissipation
Junction Temperature
Storage temperature
PD
Internally limited
+150
TJ
°C
°C
TSTG
-65 ~ +150
Note Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
RECOMMENDED OPERATING RATINGS
PARAMETER
SYMBOL
RATINGS
15
UNIT
Input Voltage
VIN
TJ
V
Operating Junction Temperature Range
0 ~ +125
°C
ELECTRICAL CHARACTERISTICS
(Ta=25℃, refer to the test circuits, TJ=0 to 125°C, Co=10μF unless otherwise specified)
For LD1117/A-1.2
PARAMETER
Output Voltage
SYMBOL
TEST CONDITIONS
MIN.
TYP.
MAX.
1.212
UNIT
V
VOUT VIN=3.2V, IOUT=10mA, TJ=25°C
VIN=2.7 to 8V
1.188
1.200
Output Voltage
Line Regulation
Load Regulation
VOUT LD1117 : IOUT=0 ~ 800mA
LD1117A : IOUT=0 ~ 1.0A
ΔVOUT VIN=2.7 to 8V, IOUT=0mA
VIN=2.7V
ΔVOUT LD1117 : IOUT=0 ~ 800mA
LD1117A : IOUT=0 ~ 1000mA
ΔVOUT
1.176
1.200
1.224
6
V
1
1
mV
mV
10
Temperature stability
Long Term Stability
Operating Input Voltage
Quiescent Current
0.5
0.3
%
%
ΔVOUT 1000 hrs, TJ =125°C
VIN
IQ
IOUT=100mA
15
10
V
VIN≤10V
5
mA
LD1117
800
Current Limit
ILIMIT VIN=6.2V, TJ =25°C
mA
LD1117A 1000
Minimum Load Current
Output Noise Voltage
IO(MIN) VIN=15V
2
5
mA
eN
B=10Hz to 10KHz, TJ =25°C
100
μV
I
OUT=40mA, f=120Hz, TJ =25°C,
Supply Voltage Rejection
SVR
60
75
dB
VIN=4.2V, VRIPPLE=1Vpp
IOUT=100mA
I
I
I
1.00
1.15
1.20
1.20
0.01
1.10
1.25
1.30
1.30
0.10
V
V
V
OUT=500mA
OUT=800mA
OUT=1000 mA
Dropout Voltage
VD
V
Thermal Regulation
Ta=25°C, 30ms Pulse
%/W
UNISONIC TECHNOLOGIES CO., LTD
4 of 12
QW-R102-006,Q
www.unisonic.com.tw
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