LT1962 Series
TYPICAL PERFOR A CE CHARACTERISTICS
SHDN Pin Threshold (On-to-Off)
1.0
0.9
SHDN PIN THRESHOLD (V)
I
L
= 1mA
SHDN PIN THRESHOLD (V)
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
–50 –25
50
25
0
75
TEMPERATURE (°C)
100
125
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
–50 –25
50
25
0
75
TEMPERATURE (°C)
100
125
I
L
= 1mA
I
L
= 300mA
SHDN PIN INPUT CURRENT (µA)
SHDN Pin Input Current
1.6
V
SHDN
= 20V
SHDN PIN INPUT CURRENT (µA)
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
– 50 – 25
0
75
50
25
TEMPERATURE (°C)
100
125
ADJ PIN BIAS CURRENT (nA)
CURRENT LIMIT (A)
Current Limit
1.2
1.0
CURRENT LIMIT (A)
REVERSE OUTPUT CURRENT (µA)
0.8
0.6
0.4
0.2
0
–50 –25
REVERSE OUTPUT CURRENT (µA)
V
IN
= 7V
V
OUT
= 0V
50
25
75
0
TEMPERATURE (°C)
8
U W
1962 G34
1962 G37
SHDN Pin Threshold (Off-to-On)
1.0
0.9
SHDN Pin Input Current
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
1
2
7 8
3
4 5 6
SHDN PIN VOLTAGE (V)
9
10
1962 G35
1962 G36
ADJ Pin Bias Current
35
30
25
20
15
10
5
0
–50 –25
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
50
25
75
0
TEMPERATURE (°C)
100
125
Current Limit
V
OUT
= 0V
0
1
4
3
2
5
INPUT VOLTAGE (V)
6
7
1962 G39
1962 G38
Reverse Output Current
100
T
J
= 25°C
90 V
IN
= 0V
CURRENT FLOWS
80 INTO OUTPUT PIN
70 V
OUT
= V
ADJ
(LT1962)
LT1962-1.5
60
LT1962-1.8
50
LT1962-2.5
40
LT1962-3
30
20
10
100
125
0
0
1
2
LT1962-5
3 4 5 6 7 8
OUTPUT VOLTAGE (V)
9
10
LT1962-3.3
LT1962
Reverse Output Current
30
V
IN
= 0V
V
OUT
= 1.22V (LT1962)
25 V
OUT
= 1.5V (LT1962-1.5)
V
OUT
= 1.8V (LT1962-1.8)
V
OUT
= 2.5V (LT1962-2.5)
20 V
OUT
= 3V (LT1962-3)
V
OUT
= 3.3V (LT1962-3.3)
V
= 5V (LT1962-5)
15
OUT
LT1962-1.5/-1.8/-2.5/-3/-3.3/-5
10
5
LT1962
0
–50 –25
50
25
75
0
TEMPERATURE (°C)
100
125
1962 G40
1962 F07
1962 G42
LINER [ LINEAR TECHNOLOGY ]
