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LT3080EST Datasheet(PDF) 5 Page - Linear Technology

Part # LT3080EST
Description  Adjustable1.1A Single Resistor Low Dropout Regulator
PDF  26 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT3080EST Datasheet(HTML) 5 Page - Linear Technology

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LT3080
5
3080fb
TYPICAL PERFORMANCE CHARACTERISTICS
TIME (μs)
0
–25
25
75
40
3080 G15
400
200
–50
0
50
300
100
0
10
5
20
15
30 35
45
25
50
VOUT = 1.5V
CSET = 0.1μF
VIN = VCONTROL = 3V
COUT = 10μF CERAMIC
COUT = 2.2μF CERAMIC
Dropout Voltage
(Minimum IN Voltage)
Dropout Voltage (Minimum
VCONTROL Pin Voltage)
Dropout Voltage (Minimum
VCONTROL Pin Voltage)
Current Limit
Load Transient Response
TEMPERATURE (°C)
–50
200
300
150
3080 G10
100
0
0
50
100
–25
25
75
125
400
150
250
50
350
ILOAD = 1.1A
ILOAD = 500mA
ILOAD = 100mA
OUTPUT CURRENT (A)
0
0.6
0.8
1.0
0.6
1.0
3080 G11
0.4
0.2
0
0.2
0.4
0.8
1.2
1.4
1.6
1.2
TJ = 125°C
TJ = –50°C
TJ = 25°C
TEMPERATURE (°C)
–50
0.8
1.2
150
3080 G12
0.4
0
0
50
100
–25
25
75
125
1.6
0.6
1.0
0.2
1.4
ILOAD = 1.1A
ILOAD = 1mA
Current Limit
TEMPERATURE (°C)
–50
0.8
1.2
150
3080 G13
0.4
0
0
50
100
–25
25
75
125
1.6
0.6
1.0
0.2
1.4
VIN = 7V
VOUT = 0V
INPUT-TO-OUTPUT DIFFERENTIAL (V)
0
0.6
0.8
1.0
18
30
3080 G14
0.4
0.2
0
612
24
1.2
1.4
1.6
36*
SOT-223, DD-PAK
AND TO-220
MSOP
AND
DFN
TJ = 25°C
*SEE NOTE 9 IN ELECTRICAL
CHARACTERISTICS TABLE
TIME (μs)
0
–50
50
150
40
3080 G16
1.2
0.6
–100
0
100
0.9
0.3
0
10
5
20
15
30 35
45
25
50
VIN = VCONTROL = 3V
VOUT = 1.5V
COUT = 10μF CERAMIC
CSET = 0.1μF
Load Transient Response
Line Transient Response
TIME (μs)
0
–25
25
75
80
3080 G17
6
4
–50
0
50
5
3
2
20
10
40
30
60 70
90
50
100
VOUT = 1.5V
ILOAD = 10mA
COUT = 2.2μF
CERAMIC
CSET = 0.1μF
CERAMIC
Turn-On Response
TIME (μs)
0
1
3
5
8
3080 G27
2.0
1.0
0
2
4
1.5
0.5
0
2
1
4
3
67
9
5
10
RSET = 100k
CSET = 0
RLOAD = 1Ω
COUT = 2.2μF CERAMIC



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