Datasheet

LT3030
6
3030fa
For more information www.linear.com/LT3030
Typical perForMance characTerisTics
OUT1 GND Pin Current OUT2 GND Pin Current OUT2 GND Pin Current
OUT2 GND Pin Current SHDN1 or SHDN2 Pin Threshold
SHDN1 or SHDN2 Pin Input
Current
Quiescent Current in Shutdown
(per Output) OUT1 GND Pin Current OUT1 GND Pin Current
T
J
= 25°C, unless otherwise noted.
INPUT VOLTAGE (V)
0
QUIESCENT CURRENT (µA)
1.0
0.5
0.4
0.3
0.2
0.9
0.8
0.7
0.6
0.1
0
124
3030 G10
208 16102 186 14
T
J
= 25°C
R
L1
= R
L2
= 243k; I
L1
= I
L2
= 5µA
V
OUT1
= V
OUT2
= 1.220V
V
SHDN1
= V
SHDN2
= 0V
INPUT VOLTAGE (V)
0
GND PIN CURRENT (mA)
2.4
1.5
1.2
0.9
0.6
2.1
1.8
0.3
0
62
3030 G11
94 851 3 7
I
L1
= 10mA
I
L1
= 1mA
I
L1
= 100mA
T
J
= 25°C
FOR V
OUT1
= 1.220V
INPUT VOLTAGE (V)
0
GND PIN CURRENT (mA)
27
24
15
12
9
6
21
18
3
0
62
3030 G12
94 851 3 7
I
L1
= 500mA
I
L1
= 750mA
I
L1
= 250mA
T
J
= 25°C
FOR V
OUT1
= 1.220V
OUTPUT CURRENT (mA)
0
GND PIN CURRENT (mA)
27
24
15
12
9
6
21
18
3
0
450150
3030 G13
750300 600 67537575 225 525
T
J
= 25°C
V
IN1
= V
OUT1(NOMINAL)
+ 1V
INPUT VOLTAGE (V)
0
GND PIN CURRENT (mA)
9
8
7
6
4
2
5
3
1
0
62
3030 G15
94 851 3 7
I
L2
= 100mA
I
L2
= 50mA
I
L2
= 250mA
T
J
= 25°C
FOR V
OUT2
= 1.220V
OUTPUT CURRENT (mA)
0
GND PIN CURRENT (mA)
9
8
7
6
4
2
5
3
1
0
15050
3030 G16
250100 200 22512525 75 175
T
J
= 25°C
V
IN2
= V
OUT2(NOMINAL)
+ 1V
TEMPERATURE (°C)
–75
SHDN PIN THRESHOLD (V)
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
75–25
3030 G17
17525 12550–50 1500 100
ON TO OFF
OFF TO ON
V
IN
= 2.2V
SHDN PIN VOLTAGE (V)
0
SHDN PIN INPUT CURRENT (µA)
2.0
1.0
0.8
0.6
0.4
1.8
1.6
1.4
1.2
0.2
0
124
3030 G18
208 16102 186 14
V
IN
= 2.2V
V
IN
= 20V
T
J
= 25°C
INPUT VOLTAGE (V)
0
GND PIN CURRENT (mA)
1.2
1.0
0.8
0.6
0.4
0.2
0
62
3030 G14
94 851 3 7
I
L2
= 10mA
I
L2
= 25mA
I
L2
= 1mA
T
J
= 25°C
FOR V
OUT2
= 1.220V