Datasheet

LT3023
4
3023fa
OUTPUT CURRENT (mA)
500
450
400
350
300
250
200
150
100
50
0
DROPOUT VOLTAGE (mV)
3023 G01
0 102030
40
50
60 70 80 90 100
T
J
= 125°C
T
J
= 25°C
OUTPUT CURRENT (mA)
500
450
400
350
300
250
200
150
100
50
0
DROPOUT VOLTAGE (mV)
3023 G02
0 102030
40
50
60 70 80 90 100
T
J
≤ 125°C
T
J
≤ 25°C
= TEST POINTS
TEMPERATURE (°C)
–50
DROPOUT VOLTAGE (mV)
0
50
75
3023 G03
–25
25
100
125
I
L
= 100mA
I
L
= 50mA
I
L
= 10mA
I
L
= 1mA
500
450
400
350
300
250
200
150
100
50
0
TYPICAL PERFORMANCE CHARACTERISTICS
Typical Dropout Voltage Guaranteed Dropout Voltage Dropout Voltage
Quiescent Current ADJ1 or ADJ2 Pin Voltage Quiescent Current
GND Pin Current GND Pin Current vs I
LOAD
SHDN1 or SHDN2 Pin Threshold
(On-to-Off)
TEMPERATURE (°C)
–50
QUIESCENT CURRENT (μA)
100
3023 G03
050
40
35
30
25
20
15
10
5
0
–25 25 75 125
V
IN
= 6V
R
L
= 250k
I
L
= 5μA
V
SHDN
= V
IN
V
SHDN
= 0V
TEMPERATURE (°C)
–50
ADJ PIN VOLTAGE (V)
100
3023 G05
050
1.240
1.235
1.230
1.225
1.220
1.215
1.210
1.205
1.200
–25 25 75 125
I
L
= 1mA
INPUT VOLTAGE (V)
02 6 10 14 18
QUIESCENT CURRENT (μA)
30
25
20
15
10
5
0
4 8 12 16
3023 G06
20
T
J
= 25°C
R
L
= 250k
I
L
= 5μA
V
SHDN
= V
IN
V
SHDN
= 0V
INPUT VOLTAGE (V)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
3023 G07
0123
4
5
678910
T
J
= 25°C
*FOR V
OUT
= 1.22V
R
L
= 12.2Ω
I
L
= 100mA*
R
L
= 24.4Ω
I
L
= 50mA*
R
L
= 122Ω
I
L
= 10mA*
R
L
= 1.22k
I
L
= 1mA*
OUTPUT CURRENT (mA)
2.50
2.25
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
0
GND PIN CURRENT (mA)
3023 G08
0 102030
40
50
60 70 80 90 100
V
IN
= V
OUT(NOMINAL)
+ 1V
TEMPERATURE (°C)
–50
SHDN PIN THRESHOLD (V)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
50
75
3023 G09
–25
25
100
125
I
L
= 1mA