Datasheet

4
LT1529
LT1529-3.3/LT1529-5
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Quiescent Current
CCHARA TERIST
ICS
UW
AT
Y
P
I
CA
LPER
F
O
R
C
E
TEMPERATURE (°C)
–50
0
QUIESCENT CURRENT (µA)
100
250
0
50
75
LT1529 • G03
50
200
150
–25
25
100
125
V
IN
= 6V
R
L
= ∞
V
SHDN
= OPEN
V
SHDN
= 0V
Guaranteed Dropout Voltage
Dropout Voltage
TEMPERATURE (°C)
–50
DROPOUT VOLTAGE (V)
0.7
A
B
C
D
E
F
25
LT1529 • G02
0.4
0.2
–25 0 50
0.1
0
0.8
0.6
0.5
0.3
75 100 125
A: I
LOAD
= 3A
B: I
LOAD
= 1.5A
C: I
LOAD
= 700mA
D: I
LOAD
= 300mA
E: I
LOAD
= 100mA
F: I
LOAD
= 10mA
LT1529
Quiescent Current
INPUT VOLTAGE (V)
0
QUIESCENT CURRENT (µA)
150
200
250
8
LT1529 • G06
100
50
125
175
225
75
25
0
2
4
6
19
3
5
7
10
I
LOAD
= 0
R
L
= ∞
V
OUT
= V
ADJ
V
SHDN
= OPEN (HIGH)
V
SHDN
= 0V
LT1529-3.3
Quiescent Current
INPUT VOLTAGE (V)
0
QUIESCENT CURRENT (µA)
150
200
250
8
LT1529 • G04
100
50
125
175
225
75
25
0
2
4
6
19
3
5
7
10
I
LOAD
= 0
R
L
= ∞
V
SHDN
= OPEN (HIGH)
V
SHDN
= 0V
LT1529-5
Quiescent Current
INPUT VOLTAGE (V)
0
QUIESCENT CURRENT (µA)
150
200
250
8
LT1529 • G05
100
50
125
175
225
75
25
0
2
4
6
19
3
5
7
10
I
LOAD
= 0
R
L
= ∞
V
SHDN
= OPEN (HIGH)
V
SHDN
= 0V
LT1529-3.3
Output Voltage
TEMPERATURE (°C)
–50
OUTPUT VOLTAGE (V)
3.375
25
LT1529 • G07
3.300
3.250
–25 0 50
3.225
3.200
3.400
3.350
3.325
3.275
75 100 125
I
LOAD
= 1mA
LT1529-5
Output Voltage
TEMPERATURE (°C)
–50
OUTPUT VOLTAGE (V)
5.075
25
LT1529 • G08
5.000
4.950
–25 0 50
4.925
4.900
5.100
5.050
5.025
4.975
75 100 125
I
LOAD
= 1mA
LT1529
ADJ Pin Voltage
TEMPERATURE (°C)
–50
ADJ PIN VOLTAGE (V)
3.825
25
LT1529 • G09
3.750
3.700
–25 0 50
3.675
3.650
3.850
3.800
3.775
3.725
75 100 125
I
LOAD
= 1mA
OUTPUT CURRENT (A)
0
0
DROPOUT VOLTAGE (V)
0.2
0.3
0.4
0.5
0.6
0.7
0.5
1.0
1.5 2.0
LT1529 • G01
2.5
0.8
0.9
1.0
0.1
3.0
= TEST POINT