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LMS8117ADTX-3.3 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LMS8117ADTX-3.3
Description  1A Low-Dropout Linear Regulator
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LMS8117ADTX-3.3 Datasheet(HTML) 3 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Maximum Input Voltage (V
IN to GND)
LMS8117A-ADJ, LMS8117A-1.8,
LMS8117A-3.3
20V
Power Dissipation (Note 2)
Internally Limited
Junction Temperature (T
J)
(Note 2)
150˚C
Storage Temperature Range
-65˚C to 150˚C
Soldering Information
Infrared (20 sec)
235˚C
ESD Tolerance (Note 3)
2000V
Operating Ratings (Note 1)
Input Voltage (V
IN to GND)
LMS8117A-ADJ, LMS8117A-1.8,
LMS8117A-3.3
15V
Junction Temperature Range
(T
J)(Note 2)
0˚C to 125˚C
Electrical Characteristics
Typicals and limits appearing in normal type apply for T
J = 25˚C. Limits appearing in Boldface type apply over the entire junc-
tion temperature range for operation, 0˚C to 125˚C.
Symbol
Parameter
Conditions
Min
(Note 5)
Typ
(Note 4)
Max
(Note 5)
Units
V
REF
Reference Voltage
LMS8117A-ADJ
I
OUT = 10mA, VIN-VOUT = 2V, TJ = 25˚C
10mA
≤ I
OUT
≤ 1A, 1.4V ≤ V
IN-VOUT
≤ 10V
1.238
1.225
1.250
1.250
1.262
1.270
V
V
V
OUT
Output Voltage
LMS8117A-1.8
I
OUT = 10mA, VIN = 3.8V, TJ = 25˚C
0
≤ I
OUT
≤ 1A, 3.2V ≤ V
IN
≤ 10V
1.782
1.746
1.800
1.800
1.818
1.854
V
V
LMS8117A-3.3
I
OUT = 10mA, VIN =5VTJ = 25˚C
0
≤ I
OUT
≤ 1A, 4.75V ≤ V
IN
≤ 10V
3.267
3.235
3.300
3.300
3.333
3.365
V
V
∆V
OUT
Line Regulation (Note
6)
LMS8117A-ADJ
I
OUT = 10mA, 1.5V
≤ V
IN-VOUT
≤ 13.75V
0.035
0.2
%
LMS8117A-1.8
I
OUT = 0mA, 3.2V
≤ V
IN
≤ 10V
1
6
mV
LMS8117A-3.3
I
OUT = 0mA, 4.75V
≤ V
IN
≤ 15V
1
6
mV
∆V
OUT
Load Regulation (Note
6)
LMS8117A-ADJ
V
IN-VOUT = 3V, 10mA
≤ I
OUT
≤ 1A
0.2
0.4
%
LMS8117A-1.8
V
IN = 3.2V, 0
≤ I
OUT
≤ 1A
1
10
mV
LMS8117A-3.3
V
IN = 4.75V, 0
≤ I
OUT
≤ 1A
1
10
mV
V
IN-V OUT
Dropout Voltage
(Note 7)
I
OUT = 100mA
1.1
1.15
V
I
OUT = 500mA
1.15
1.2
V
I
OUT = 1A
1.2
1.25
V
I
LIMIT
Current Limit
V
IN-VOUT = 5V, TJ = 25˚C
1.0
1.4
1.9
A
Minimum Load
Current (Note 8)
LMS8117A-ADJ
V
IN = 15V
1.7
5
mA
Quiescent Current
LMS8117A-1.8
V
IN
≤ 15V
5
10
mA
LMS8117A-3.3
V
IN
≤ 15V
5
10
mA
Thermal Regulation
T
A = 25˚C, 30ms Pulse
0.01
0.1
%/W
Ripple Regulation
f
RIPPLE = 120Hz, VIN-VOUT =3V
V
RIPPLE =1VPP
60
75
dB
Adjust Pin Current
60
120
µA
Adjust Pin Current
Change
10mA
≤ I
OUT
≤ 1A,
1.4V
≤ V
IN-VOUT
≤ 10V
0.2
5
µA
www.national.com
3


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