Datasheet

5
LT3020/LT3020-1.2/
LT3020-1.5/LT3020-1.8
3020fc
TEMPERATURE (°C)
–50
ADJ PIN VOLTAGE (mV)
206
204
202
198
200
196
194
3020 G04
250–25 50 75
125100
I
L
= 1mA
ADJ Pin Voltage
TYPICAL PERFOR A CE CHARACTERISTICS
UW
INPUT VOLTAGE (V)
0
QUIESCENT CURRENT (µA)
1000
900
800
600
700
500
400
300
200
100
0
8
3020 G05
213579
4
6
10
V
OUT
= 1.2V
I
L
= 0
T
J
= 25°C
V
SHDN
= V
IN
V
SHDN
= 0V
INPUT VOLTAGE (V)
0
GND PIN CURRENT (µA)
2500
2250
2000
1500
1750
1250
1000
750
500
250
0
8
3020 G06
213579
4
6
10
V
OUT
= 1.2V
T
J
= 25°C
R
L
= 12Ω
I
L
= 100mA
R
L
= 24Ω
I
L
= 50mA
R
L
= 120Ω
I
L
= 10mA
R
L
= 1.2k, I
L
= 1mA
Quiescent Current
GND Pin Current
TEMPERATURE (°C)
–50
OUTPUT VOLTAGE (V)
1.830
1.820
1.810
1.800
1.790
1.780
1.770
25 75
3020 G22
–25 0
50 100 125
I
L
= 1mA
TEMPERATURE (°C)
–50
OUTPUT VOLTAGE (V)
1.530
1.520
1.510
1.500
1.490
1.480
1.470
25 75
3020 G23
–25 0
50 100 125
I
L
= 1mA
TEMPERATURE (°C)
–50
OUTPUT VOLTAGE (V)
1.230
1.220
1.210
1.200
1.190
1.180
1.170
25 75
3020 G24
–25 0
50 100 125
I
L
= 1mA
Output Voltage Output Voltage
Output Voltage
Typical Dropout Voltage Dropout Voltage Quiescent Current
OUTPUT CURRENT (mA)
0
DROPOUT VOLTAGE (mV)
250
225
200
150
175
125
100
75
50
25
0
80
3020 G01
2010 30 50 70 90
40
60
100
T
J
= 125°C
T
J
= 25°C
TEMPERATURE (°C)
–50
DROPOUT VOLTAGE (mV)
250
225
200
150
175
125
100
75
50
25
0
3020 G02
250–25 50 75
125100
I
L
= 1mA
I
L
= 100mA
I
L
= 50mA
I
L
= 10mA
V
OUT
= 1.2V
TEMPERATURE (°C)
–50
QUIESCENT CURRENT (µA)
250
225
200
150
175
125
100
75
50
25
0
3020 G03
250–25 50 75
125100
V
SHDN
= V
IN
V
SHDN
= 0V
V
IN
= 6V
V
OUT
= 1.2V
I
L
= 0