LT1963A Series
TYPICAL PERFOR A CE CHARACTERISTICS
U W
LT1963A Quiescent Current
LT1963A-1.5 GND Pin Current
LT1963A-3.3 Quiescent Current
25
20
15
14
12
10
8
14
12
10
8
T = 25°C
J
T
R
V
= 25°C
T
R
V
= 25°C
= ∞
SHDN
J
L
J
L
V
= V
= 4.3k
SHDN
IN
*FOR V
= 1.5V
= V
= V
OUT
SHDN
IN
IN
R
= 150, I = 10mA*
L
L
6
6
R
L
= 5, I = 300mA*
L
10
5
4
4
R
= 15, I = 100mA*
L
L
2
2
0
0
0
0
6
8
10 12 14 16 18 20
0
1
2
3
6
7
8
9
2
4
4
5
10
0
3
4
5
6
7
8
9
10
1
2
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
1963 G12
1963 G42
1963 G11
LT1963A-1.8 GND Pin Current
LT1963A-2.5 GND Pin Current
LT1963A-3.3 GND Pin Current
25
20
15
10
5
25
20
15
10
5
25
20
15
10
5
T
= 25°C
SHDN
T
V
= 25°C
J
SHDN
T
= 25°C
SHDN
J
J
V
= V
= V
V
= V
IN
IN
IN
*FOR V
= 1.8V
*FOR V
= 2.5V
OUT
*FOR V
= 3.3V
OUT
OUT
R
= 8.33, I = 300mA*
L
L
R
= 11, I = 300mA*
L
L
R
L
= 6, I = 300mA*
L
R
= 25, I = 100mA*
L
L
R
= 33, I = 100mA*
L
L
R
L
= 18, I = 100mA*
L
R
2
= 180, I = 10mA*
L
L
R
= 250, I = 10mA*
L
L
R
3
= 330, I = 100mA*
L L
0
0
0
0
1
2
3
4
5
6
7
8
9
10
0
1
3
4
5
6
7
8
9
10
0
1
4
5
6
7
8
9
10
2
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
1963 G14
1963 G13
1963 G15
LT1963A GND Pin Current
LT1963A-1.5 GND Pin Current
LT1963A-1.8 GND Pin Current
10
8
100
90
80
70
60
50
40
30
20
10
0
100
90
80
70
60
50
40
30
20
10
0
T
= 25°C
T
= 25°C
SHDN
T = 25°C
J
J
J
V
= V
V
= V
V
= V
IN
SHDN
*FOR V
IN
IN
= 1.5V
SHDN
*FOR V
*FOR V
= 1.21V
OUT
= 1.8V
OUT
OUT
R
L
= 4.33, I = 300mA*
L
6
R = 1.2, I = 1.5A*
L L
R
= 1, I = 1.5A*
L
L
R
= 1.5, I = 1A*
L
L
4
R
L
= 12.1, I = 100mA*
L
R
L
= 1.8, I = 1A*
L
R
= 3, I = 500mA*
L
L
2
R
L
= 121, I = 10mA*
L
R
L
= 3.6, I = 500mA*
L
0
0
1
2
3
4
5
6
7
8
9
10
4
0
1
2
3
5
6
7
8
9
10
0
1
2
3
4
5
6
7
8
9
10
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
1963 G16
1963 G17
1963 G43
1963af
6
Linear [ Linear ]
