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LM1117-N Datasheet(PDF) 6 Page - Texas Instruments

Part # LM1117-N
Description  800mA Low-Dropout Linear Regulator
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LM1117-N Datasheet(HTML) 6 Page - Texas Instruments

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LM1117-N
SNOS412L – MAY 2004 – REVISED JULY 2012
www.ti.com
LM1117I ELECTRICAL CHARACTERISTICS
Typicals and limits appearing in normal type apply for TJ = 25°C. Limits appearing in Boldface type apply over the entire
junction temperature range for operation,
−40°C to 125°C.
Symbol
Parameter
Conditions
Min(1)
Typ(2)
Max(1)
Units
VREF
Reference Voltage
LM1117I-ADJ
IOUT = 10mA, VIN-VOUT = 2V, TJ = 25°C
1.238
1.250
1.262
V
10mA
≤ IOUT ≤ 800mA, 1.4V ≤ VIN-VOUT
1.200
1.250
1.290
V
10V
VOUT
Output Voltage
LM1117I-3.3
IOUT = 10mA, VIN = 5V, TJ = 25°C
3.267
3.300
3.333
V
0
≤ IOUT ≤ 800mA, 4.75V ≤ VIN ≤ 10V
3.168
3.300
3.432
V
LM1117I-5.0
IOUT = 10mA, VIN = 7V, TJ = 25°C
4.950
5.000
5.050
V
0
≤ IOUT ≤ 800mA, 6.5V ≤ VIN ≤ 12V
4.800
5.000
5.200
V
ΔVOUT
Line Regulation(3)
LM1117I-ADJ
IOUT = 10mA, 1.5V ≤ VIN-VOUT ≤ 13.75V
0.035
0.3
%
LM1117I-3.3
IOUT = 0mA, 4.75V ≤ VIN ≤ 15V
1
10
mV
LM1117I-5.0
IOUT = 0mA, 6.5V ≤ VIN ≤ 15V
1
15
mV
ΔVOUT
Load Regulation(3)
LM1117I-ADJ
VIN-VOUT = 3V, 10 ≤ IOUT ≤ 800mA
0.2
0.5
%
LM1117I-3.3
VIN = 4.75V, 0 ≤ IOUT ≤ 800mA
1
15
mV
LM1117I-5.0
VIN = 6.5V, 0 ≤ IOUT ≤ 800mA
1
20
mV
VIN-V OUT
Dropout Voltage(4)
IOUT = 100mA
1.10
1.30
V
IOUT = 500mA
1.15
1.35
V
IOUT = 800mA
1.20
1.40
V
ILIMIT
Current Limit
VIN-VOUT = 5V, TJ = 25°C
800
1200
1500
mA
Minimum Load
LM1117I-ADJ
Current(5)
VIN = 15V
1.7
5
mA
Quiescent Current
LM1117I-3.3
VIN ≤ 15V
5
15
mA
LM1117I-5.0
VIN ≤ 15V
5
15
mA
Thermal Regulation
TA = 25°C, 30ms Pulse
0.01
0.1
%/W
Ripple Regulation
fRIPPLE =1 20Hz, VIN-VOUT = 3V VRIPPLE =
60
75
dB
1VPP
Adjust Pin Current
60
120
μA
Adjust Pin Current
10
≤ IOUT≤ 800mA,
Change
1.4V
≤ VIN-VOUT ≤ 10V
0.2
10
μA
Temperature Stability
0.5
%
Long Term Stability
TA = 125°C, 1000Hrs
0.3
%
RMS Output Noise
(% of VOUT), 10Hz ≤ f ≤10kHz
0.003
%
Thermal Resistance
3-Lead SOT-223
15.0
°C/W
Junction-to-Case
3-Lead TO-252
10
°C/W
(1)
All limits are guaranteed by testing or statistical analysis.
(2)
Typical Values represent the most likely parametric norm.
(3)
Load and line regulation are measured at constant junction room temperature.
(4)
The dropout voltage is the input/output differential at which the circuit ceases to regulate against further reduction in input voltage. It is
measured when the output voltage has dropped 100mV from the nominal value obtained at VIN = VOUT +1.5V.
(5)
The minimum output current required to maintain regulation.
6
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