Datasheet

LT3045
6
Rev. B
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TYPICAL PERFORMANCE CHARACTERISTICS
Quiescent Current Typical Dropout Voltage Dropout Voltage
Quiescent Current Quiescent Current Quiescent Current
T
J
= 25°C, unless otherwise noted.
SET Pin Current Offset Voltage (V
OUT
– V
SET
) Load Regulation
I
L
= 1mA
V
IN
= 20V
150°C
125°C
25°C
–55°C
OUTPUT VOLTAGE (V)
0
1.5
3
4.5
6
7.5
9
10.5
12
13.5
15
99.0
99.2
99.4
99.6
99.8
100.0
100.2
100.4
100.6
100.8
101.0
SET PIN CURRENT (µA)
3045 G07
I
L
= 1mA
V
IN
= 20V
150°C
125°C
25°C
–55°C
OUTPUT VOLTAGE (V)
0
1.5
3
4.5
6
7.5
9
10.5
12
13.5
15
–2.0
–1.5
–1.0
–0.5
0
0.5
1.0
1.5
2.0
OFFSET VOLTAGE (mV)
3045 G08
V
IN
= 2.5V
∆I
L
= 1mA to 500mA
V
OUT
= 1.3V
V
OS
I
SET
TEMPERATURE (°C)
–75
–50
–25
0
25
50
75
100
125
150
0
2
4
6
8
10
12
14
16
18
20
0
0.02
0.04
0.06
0.08
0.10
0.12
0.14
0.16
0.18
0.20
∆I
SET
(nA)
∆ V
OS
(mV)
3045 G09
V
IN
= 2V
V
EN/UV
= V
IN
I
L
= 10µA
R
SET
= 13k
TEMPERATURE (°C)
–75
–50
–25
0
25
50
75
100
125
150
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
QUIESCENT CURRENT (mA)
3045 G10
V
EN/UV
= 0V
V
IN
= 20V
V
IN
= 2V
TEMPERATURE (°C)
–75
–50
–25
0
25
50
75
100
125
150
0
5
10
15
20
25
30
35
40
45
50
QUIESCENT CURRENT (µA)
3045 G11
V
EN/UV
= V
IN
I
L
= 10µA
R
SET
= 33.2k
INPUT VOLTAGE (V)
0
2
4
6
8
10
12
14
16
18
20
0
0.5
1.0
1.5
2.0
2.5
3.0
QUIESCENT CURRENT (mA)
3045 G12
V
IN
= 20V
V
EN/UV
= V
IN
I
L
= 10µA
150°C
125°C
25°C
–55°C
OUTPUT VOLTAGE (V)
0
2
4
6
8
10
12
14
16
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
QUIESCENT CURRENT (mA)
3045 G13
R
SET
= 33.2k
150°C
125°C
25°C
–55°C
OUTPUT CURRENT (mA)
0
50
100
150
200
250
300
350
400
450
500
0
50
100
150
200
250
300
350
400
450
500
DROPOUT VOLTAGE (mV)
3045 G14
R
SET
= 33.2k
I
L
= 500mA
I
L
= 400mA
I
L
= 1mA
TEMPERATURE (°C)
–75
–50
–25
0
25
50
75
100
125
150
0
50
100
150
200
250
300
350
400
450
500
DROPOUT VOLTAGE (mV)
3045 G15
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