LT3080EDD LINER [Linear Technology], LT3080EDD Datasheet - Page 6

• Manufacturer Part Number: LT3080EDD
• Description: Adjustable1.1A Single Resistor Low Dropout Regulator
• Manufacturer: LINER [Linear Technology]

LT3080
TYPICAL PERFORMANCE CHARACTERISTICS
6
100
90
80
70
60
50
40
30
20
10
25
20
15
10
0
5
0
10
*SEE NOTE 9 IN ELECTRICAL
V
0
Ripple Rejection, Single Supply
V
RIPPLE = 50mV
C
CHARACTERISTICS TABLE
CONTROL
IN
OUT
I
INPUT-TO-OUTPUT DIFFERENTIAL (V)
= V
LOAD
I
LOAD
= 2.2µF CERAMIC
100
6
CONTROL
I
= 1.1A
LOAD
= 1mA
Pin Current
12
FREQUENCY (Hz)
= 1.1A
P-P
= V
1k
76
DEVICE IN
CURRENT LIMIT
80
79
78
77
75
74
73
72
71
70
OUT (NOMINAL)
–50
Ripple Rejection (120Hz)
18
SINGLE SUPPLY OPERATION
V
RIPPLE = 500mV
I
C
LOAD
IN
SET
10k
–25
= V
= 0.1μF, C
I
= 1.1A
LOAD
24
OUT(NOMINAL)
0
100k
+ 2V
= 100mA
TEMPERATURE (°C)
30
25
OUT
P-P
3080 G21
3080 G18
= 2.2μF
, f = 120Hz
50
+ 2V
1M
36*
75
100 125 150
100
80
70
60
50
40
30
20
10
3080 G24
30
25
20
15
10
90
5
0
0
10
V
0
Ripple Rejection, Dual Supply,
V
V
V
C
RIPPLE = 50mV
CONTROL
CONTROL
V
V
IN
CONTROL
OUT
CONTROL
IN
= V
– V
0.2
= 2.2µF CERAMIC
100
OUT (NOMINAL)
OUT
= V
– V
Pin Current
= 1V
Pin
I
LOAD CURRENT (A)
LOAD
0.4
FREQUENCY (Hz)
OUT (NOMINAL)
OUT
T
P-P
1k
J
= 1.1A
= –50°C
= 2V
T
J
0.6
= 125°C
+ 1V
10k
100
10k
+2V
0.8
10
I
1k
LOAD
1
10
Noise Spectral Density
T
J
100k
= 25°C
= 100mA
1.0
3080 G19
3080 G22
100
1M
1.2
FREQUENCY (Hz)
1k
100
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
90
80
70
60
50
40
30
20
10
0
0
0
10
Residual Output Voltage with
Less Than Minimum Load
Ripple Rejection, Dual Supply,
IN Pin
SET PIN = 0V
V
V
V
RIPPLE = 50mV
C
I
LOAD
IN
IN
CONTROL
OUT
10k
= V
= 2.2µF CERAMIC
100
= 1.1A
OUT (NOMINAL)
V
IN
V
3080 G25
= V
IN
= 20V
FREQUENCY (Hz)
100k
OUT (NOMINAL)
= 10V
P-P
1k
R
R
1k
100
10
1.0
0.1
TEST
TEST
V
1k
OUT
+ 1V
V
(Ω)
IN
10k
= 5V
+2V
100k
3080fb
3080 G20
3080 G23
2k
1M