LT1963AEFE-2.5-TR Ver la hoja de datos (PDF) - Linear Technology
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Fabricante
LT1963AEFE-2.5-TR Datasheet PDF : 28 Pages
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LT1963A Series
TYPICAL PERFORMANCE CHARACTERISTICS
SHDN Pin Input Current
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0 2 4 6 8 10 12 14 16 18 20
SHDN PIN VOLTAGE (V)
1963A G24
SHDN Pin Input Current
7
VSHDN = 20V
6
5
4
3
2
1
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1963A G25
ADJ Pin Bias Current
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1963A G26
Current Limit
3.0
2.5
TJ = 25°C
2.0
TJ = –50°C
TJ = 125°C
1.5
1.0
0.5
ΔVOUT = 100mV
0
0 2 4 6 8 10 12 14 16 18 20
INPUT/OUTPUT DIFFERENTIAL (V)
1963A G27
Current Limit
4.0
VIN = 7V
3.5 VOUT = 0V
3.0
2.5
2.0
1.5
1.0
0.5
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1963A G28
Reverse Output Current
5.0
4.5
LT1963A-1.8
4.0
LT1963A-1.5
3.5
3.0
LT1963A
2.5
2.0
1.5
1.0
LT1963A-3.3 TJ = 25°C
LT1963A-2.5
VIN = 0V
CURRENT FLOWS INTO
OUTPUT PIN
0.5
VOUT = VADJ (LT1963A)
0
VOUT = VFB (LT1963A-1.5/1.8/-2.5/-3.3)
0 1 2 3 4 5 6 7 8 9 10
OUTPUT VOLTAGE (V)
1963A G29
10
Reverse Output Current
1.0
VIN = 0V
0.9 VOUT = 1.21V (LT1963A)
0.8
VOUT = 1.5V (LT1963A-1.5)
VOUT = 1.8V (LT1963A-1.8)
0.7 VOUT = 2.5V (LT1963A-2.5)
VOUT = 3.3V (LT1963A-3.3)
0.6
LT1963A-1.8/-2.5/-3.3
0.5
0.4
0.3
LT1963A
0.2
0.1
0
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
1963A G30
1963afd
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