Datasheet

LT3055
5
3055f
For more information www.linear.com/LT3055
TYPICAL PERFORMANCE CHARACTERISTICS
Quiescent Current ADJ Pin Voltage Output Voltage = 3.3V
Output Voltage = 5V Quiescent Current GND Pin Current, V
OUT
= 3.3V
Typical Dropout Voltage Guaranteed Dropout Voltage Dropout Voltage
T
J
= 25°C, unless otherwise noted.
OUTPUT CURRENT (mA)
0
DROPOUT VOLTAGE (mV)
300
400
500
600
400
3055 G01
200
100
250
350
450
550
150
50
0
100
200
300
50 450
150
250
350
500
T
J
= 150°C
T
J
= 125°C
T
J
= 25°C
OUTPUT CURRENT (mA)
0
0
DROPOUT VOLTAGE (mV)
100
200
300
700
500
100
200
250 450
600
400
50
150
250
650
450
550
350
50 150
300
350
400
500
3055 G02
= TEST POINTS
T
J
= 150°C
T
J
= 25°C
TEMPERATURE (°C)
–75
DROPOUT VOLTAGE (mV)
300
400
500
600
125
3055 G03
200
100
250
350
450
550
150
50
0
–25
25
75
–50 150
0
50
100
175
I
L
= 500mA
I
L
= 100mA
I
L
= 50mA
I
L
= 10mA
TEMPERATURE (°C)
–75
QUIESCENT CURRENT (µA)
60
70
100
110
130
125
3055 G04
40
20
50
90
80
120
30
10
0
–25
25
75
–50 150
0
50
100
175
V
IN
= V
SHDN
= 12V
V
OUT
= 5V
I
L
= 10µA
V
IN
= 12V
ALL OTHER PINS = 0V
TEMPERATURE (°C)
–75
ADJ PIN VOLTAGE (mV)
600
604
608
612
125
3055 G05
596
592
598
602
606
610
594
590
588
–25
25
75
–50 150
0
50
100
175
I
L
= 1mA
TEMPERATURE (°C)
–75
OUTPUT VOLTAGE (V)
3.300
3.322
3.344
3.366
125
3055 G06
3.278
3.256
3.289
3.311
3.333
3.355
3.267
3.245
3.234
–25
25
75
–50 150
0
50
100
175
I
L
= 1mA
TEMPERATURE (°C)
–75
OUTPUT VOLTAGE (V)
5.02
5.06
5.10
125
3055 G07
4.98
4.94
5.00
5.04
5.08
4.96
4.92
4.90
–25
25
75
–50 150
0
50
100
175
I
L
= 1mA
V
IN
(V)
0
0
QUIESCENT CURRENT (µA)
10
30
40
50
100
110
120
130
70
5 10 15
20
3055 G08
20
80
90
60
25 30
4535 40
T
J
= 25°C, V
OUT
= 5V, I
L
= 10µA
V
SHDN
= 0V, R
L
= 0Ω
V
IN
(V)
0
0
GND PIN CURRENT (mA)
2
4
6
8
12
2
4 6 8
3055 G09
101
3
5 7 9 11 12
10
1
3
5
7
11
9
R
L
= 13.2Ω, I
L
= 250mA
R
L
= 33Ω, I
L
= 100mA
R
L
= 330Ω, I
L
= 10mA
R
L
= 6.6Ω, I
L
= 500mA