LT1962EMS8 View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LT1962EMS8 Datasheet PDF : 16 Pages
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LT1962 Series
TYPICAL PERFOR A CE CHARACTERISTICS
SHDN Pin Threshold (On-to-Off)
1.0
IL = 1mA
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
1962 G34
SHDN Pin Input Current
1.6
VSHDN = 20V
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
– 50 – 25
0 25 50 75
TEMPERATURE (°C)
100 125
1962 G37
Current Limit
1.2
VIN = 7V
VOUT = 0V
1.0
0.8
0.6
0.4
0.2
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1962 G40
SHDN Pin Threshold (Off-to-On)
1.0
0.9
0.8
0.7
0.6
IL = 1mA
0.5
IL = 300mA
0.4
0.3
0.2
0.1
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1962 G35
ADJ Pin Bias Current
35
30
25
20
15
10
5
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1962 G38
Reverse Output Current
100
TJ = 25°C
90 VIN = 0V
80
CURRENT FLOWS
INTO OUTPUT PIN
70 VOUT = VADJ (LT1962)
60
LT1962-1.5
LT1962-1.8
50
LT1962-2.5
40
LT1962-3
30 LT1962-3.3
LT1962
20
10
LT1962-5
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT VOLTAGE (V)
1962 F07
SHDN Pin Input Current
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
01
2 3 456 7 8
SHDN PIN VOLTAGE (V)
9 10
1962 G36
Current Limit
1.0
VOUT = 0V
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
01 2 34 5
INPUT VOLTAGE (V)
67
1962 G39
Reverse Output Current
30
VIN = 0V
VOUT = 1.22V (LT1962)
25 VOUT = 1.5V (LT1962-1.5)
VOUT = 1.8V (LT1962-1.8)
20
VOUT = 2.5V (LT1962-2.5)
VOUT = 3V (LT1962-3)
VOUT = 3.3V (LT1962-3.3)
15 VOUT = 5V (LT1962-5)
LT1962-1.5/-1.8/-2.5/-3/-3.3/-5
10
5
0
–50 –25
LT1962
0 25 50 75
TEMPERATURE (°C)
100 125
1962 G42
8
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