LT1963 Series
U W
TYPICAL PERFOR A CE CHARACTERISTICS
LT1963-1.8 Quiescent Current
LT1963-3.3 Output Voltage
LT1963 ADJ Pin Voltage
1.230
1.225
1.220
1.215
1.210
1.205
1.200
1.195
1.190
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
14
12
10
8
I
L
= 1mA
I
= 1mA
T
= 25°C
= ∞
SHDN
L
J
L
R
V
= V
IN
6
4
2
0
–25
0
25
50
75
125
–50
100
–25
0
25
50
75
125
–50
100
0
3
4
5
6
7
8
9
10
1
2
TEMPERATURE (°C)
TEMPERATURE (°C)
INPUT VOLTAGE (V)
1963 G08
1963 G07
1963 G09
LT1963-2.5 Quiescent Current
LT1963-3.3 Quiescent Current
LT1963 Quiescent Current
14
12
10
8
14
12
10
8
14
12
10
8
T
= 25°C
T
= 25°C
J
L
T = 25°C
J
J
L
R
= ∞
R
= ∞
R = 4.3k
L
V
= V
IN
V
= V
SHDN
V
= V
SHDN IN
SHDN
IN
6
6
6
4
4
4
2
2
2
0
0
0
0
3
4
5
6
7
8
9
10
1
2
0
3
4
5
6
7
8
9
10
10 12 14 16 18 20
INPUT VOLTAGE (V)
1
2
0
6
8
2
4
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
1963 G11
1963 G10
1963 G12
LT1963-1.8 GND Pin Current
LT1963-2.5 GND Pin Current
LT1963-3.3 GND Pin Current
25
20
15
10
5
25
20
15
10
5
25
20
15
10
5
T = 25°C
T
= 25°C
SHDN
T
= 25°C
SHDN
J
J
J
V
= V
V
= V
V
= V
SHDN
IN
IN
IN
*FOR V
= 2.5V
*FOR V
= 1.18V
*FOR V
= 3.3V
OUT
OUT
OUT
R
L
= 8.33, I = 300mA*
L
R
L
= 11, I = 300mA*
L
R
L
= 6, I = 300mA*
L
R
L
= 25, I = 100mA*
L
R
L
= 33, I = 100mA*
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
2
4
5
6
7
8
9
10
0
1
3
4
5
6
7
8
9 10
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
1963 G14
1963 G15
1963 G13
1963fa
5
Linear Systems [ Linear Systems ]
