LM1117/LM1117I
Symbol
Parameter
RMS Output Noise
Thermal Resistance
Junction-to-Case
Thermal Resistance
Junction-to-Ambient
(No air flow)
Conditions
(% of V
OUT
), 10Hz
≤
f
≤
10kHz
3-Lead SOT-223
3-Lead TO-220
3-Lead TO-252
3-Lead SOT-223 (No heat sink)
3-Lead TO-220 (No heat sink)
3-Lead TO-252 (Note
(No heat sink)
3-Lead TO-263
8-Lead LLP(Note
Min
5)
Typ
0.003
15.0
3.0
10
136
79
92
55
40
Max
5)
Units
%
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
LM1117I Electrical Characteristics
Typicals and limits appearing in normal type apply for T
J
= 25°C. Limits appearing in
Boldface
type apply over the entire junction
temperature range for operation, −40°C to 125°C.
Symbol
V
REF
Parameter
Reference Voltage
Conditions
LM1117I-ADJ
I
OUT
= 10mA, V
IN
-V
OUT
= 2V, T
J
= 25°C
Min
1.238
1.200
3.267
3.168
4.950
4.800
Typ
1.250
1.250
3.300
3.300
5.000
5.000
0.035
1
1
0.2
1
1
1.10
1.15
1.20
800
1200
1.7
5
5
0.01
Max
5)
1.262
1.290
3.333
3.432
5.050
5.200
0.3
10
15
0.5
15
20
1.30
1.35
1.40
1500
5
15
15
0.1
Units
V
V
V
V
V
V
%
mV
mV
%
mV
mV
V
V
V
mA
mA
mA
mA
%/W
10mA
≤
I
OUT
≤
800mA, 1.4V
≤
V
IN
-V
OUT
≤
10V
V
OUT
Output Voltage
LM1117I-3.3
I
OUT
= 10mA, V
IN
= 5V, T
J
= 25°C
LM1117I-5.0
I
OUT
= 10mA, V
IN
= 7V, T
J
= 25°C
0
≤
I
OUT
≤
800mA, 4.75V
≤
V
IN
≤
10V
0
≤
I
OUT
≤
800mA, 6.5V
≤
V
IN
≤
12V
ΔV
OUT
Line Regulation
6)
LM1117I-ADJ
I
OUT
= 10mA, 1.5V
≤
V
IN
-V
OUT
≤
13.75V
LM1117I-3.3
I
OUT
= 0mA, 4.75V
≤
V
IN
≤
15V
LM1117I-5.0
I
OUT
= 0mA, 6.5V
≤
V
IN
≤
15V
ΔV
OUT
Load Regulation
6)
LM1117I-ADJ
V
IN
-V
OUT
= 3V, 10
≤
I
OUT
≤
800mA
LM1117I-3.3
V
IN
= 4.75V, 0
≤
I
OUT
≤
800mA
LM1117I-5.0
V
IN
= 6.5V, 0
≤
I
OUT
≤
800mA
V
IN
-V
OUT
Dropout Voltage
7)
I
OUT
= 100mA
I
OUT
= 500mA
I
OUT
= 800mA
V
IN
-V
OUT
= 5V, T
J
= 25°C
I
LIMIT
Current Limit
Minimum Load Current LM1117I-ADJ
8)
V
IN
= 15V
Quiescent Current
LM1117I-3.3
V
IN
≤
15V
LM1117I-5.0
V
IN
≤
15V
Thermal Regulation
T
A
= 25°C, 30ms Pulse
Copyright © 1999-2012, Texas Instruments Incorporated
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