lt3080 Linear Technology Corporation, lt3080 Datasheet - Page 5

• Manufacturer Part Number: lt3080
• Description: Adjustable 1.1a Single Resistor Low Dropout Regulator
• Manufacturer: Linear Technology Corporation

TYPICAL PERFOR A CE CHARACTERISTICS
–100
400
350
300
250
200
150
100
150
100
–50
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
1.2
0.9
0.6
0.3
50
50
0
0
0
0
–50
–50
Current Limit
Dropout Voltage (Minimum IN
Voltage)
0
Load Transient Response
–25
–25
V
V
5
IN
OUT
= 7V
10
= 0V
0
0
15
TEMPERATURE (°C)
TEMPERATURE (°C)
25
25
20
TIME (μs)
50
50
25
V
V
C
C
IN
OUT
OUT
SET
I
I
LOAD
LOAD
= V
30 35
75
75
I
= 0.1μF
= 1.5V
= 10μF CERAMIC
LOAD
CONTROL
= 500mA
= 100mA
100
100
= 1.1A
W
40
125
125
= 3V
3080 G13
45
3080 G10
3080 G16
U
150
150
50
–25
–50
1.4
1.2
0.8
0.6
0.4
1.4
1.2
0.8
0.6
0.4
1.6
1.0
0.2
1.6
1.0
0.2
75
50
25
0
0
0
6
5
4
3
2
0
*SEE NOTE 9 IN ELECTRICAL
0
0
Dropout Voltage (Minimum
V
Line Transient Response
Current Limit
CHARACTERISTICS TABLE
CONTROL
10
INPUT-TO-OUTPUT DIFFERENTIAL (V)
MSOP
0.2
T
6
AND
J
DFN
20
= 25°C
OUTPUT CURRENT (A)
30
Pin Voltage)
T
0.4
12
J
= –50°C
40
SOT-223
AND
TO-220
TIME (μs)
0.6
18
50
T
60 70
J
T
= 25°C
J
0.8
24
V
I
C
C
LOAD
= 125°C
OUT
OUT
SET
CERAMIC
CERAMIC
= 0.1μF
= 1.5V
= 2.2μF
= 10mA
80
1.0
30
3080 G14
90
3080 G11
3080 G17
1.2
100
36*
–25
–50
400
300
200
100
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
2.0
1.5
1.0
0.5
75
50
25
0
0
0
5
4
3
2
1
0
0
–50
0
Load Transient Response
Turn-On Response
0
Dropout Voltage (Minimum
V
CONTROL
–25
5
1
C
10
2
OUT
0
15
Pin Voltage)
= 2.2μF CERAMIC
TEMPERATURE (°C)
3
I
LOAD
25
20
C
4
TIME (μs)
OUT
TIME (μs)
= 1mA
C
OUT
25
50
= 2.2μF CERAMIC
5
V
C
V
I
OUT
SET
IN
LOAD
= 10μF CERAMIC
LT3080
30 35
6
75
= V
= 0.1μF
= 1.5V
= 1.1A
CONTROL
R
C
R
7
100
SET
SET
LOAD
40
8
= 0
= 100k
125
= 1Ω
= 3V
45
3080 G12
3080 G15
3080 G27
9
5
3080f
150
50
10