Datasheet

LT3022/LT3022-1.2
LT3022-1.5/LT3022-1.8
6
3022fb
TYPICAL PERFORMANCE CHARACTERISTICS
Minimum Input Voltage ADJ Pin Voltage
Dropout Voltage Guaranteed Dropout Voltage Dropout Voltage
OUTPUT CURRENT (mA)
0
DROPOUT VOLTAGE (mV)
180
240
300
800
3022 G01
120
60
150
210
270
90
30
0
200100
400300
600 700 900
500
1000
T
J
= 125°C
V
OUT
= 1.2V
T
J
= –40°C
T
J
= 25°C
OUTPUT CURRENT (mA)
0
GUARANTEED DROPOUT VOLTAGE (mV)
180
240
300
800
3022 G02
120
60
150
210
270
90
30
0
200100
400300
600 700 900
500
1000
T
J
= 125°C
T
J
= 25°C
= TEST POINTS
TEMPERATURE (°C)
–50
0
DROPOUT VOLTAGE (mV)
30
90
120
150
300
210
0
50
75
3022 G03
60
240
270
180
–25
25
100
125
V
OUT
= 1.2V
I
L
= 1A
I
L
= 500mA
I
L
= 100mA
I
L
= 10mA
TEMPERATURE (°C)
–50
MINIMUM INPUT VOLTAGE (V)
0.3
0.9
1.0
1.1
0
50
75
3022 G04
0.1
0.7
0.5
0.2
0.8
0
0.6
0.4
–25
25
100
125
I
L
= 1A
TEMPERATURE (°C)
–50
ADJ PIN VOLTAGE (mV)
202
204
206
25 75
3022 G05
200
198
–25 0
50 100 125
196
194
I
L
= 1mA
TEMPERATURE (°C)
–50
OUTPUT VOLTAGE (V)
1.212
1.224
1.236
0
50
75
3022 G05a
1.176
1.188
1.200
1.164
–25
25
100
125
I
L
= 1mA
TEMPERATURE (°C)
–50
OUTPUT VOLTAGE (V)
1.515
1.530
1.545
0
50
75
3022 G05b
1.470
1.485
1.500
1.455
–25
25
100
125
I
L
= 1mA
TEMPERATURE (°C)
–50
OUTPUT VOLTAGE (V)
1.818
1.836
1.854
0
50
75
3022 G05c
1.764
1.782
1.800
1.746
–25
25
100
125
I
L
= 1mA
Output Voltage
Output Voltage Output Voltage