LT1083_15 Datasheet, PDF (7/22 Pages) Linear Technology – 7.5A, 5A, 3A Low Dropout Positive Adjustable Regulators

LT1083/LT1084/LT1085
Typical Performance Characteristics
LT1083
Dropout Voltage
2
INDICATES GUARANTEED TEST POINT
–40°C ≤ T_J ≤ 150°C
0°C ≤ T_J ≤ 125°C
1
T_J = 150°C
T_J = 25°C
T_J = –55°C
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT CURRENT (A)
LT1083/4/5 ADJ G01
LT1084
Dropout Voltage
2
INDICATES GUARANTEED TEST POINT
–55°C ≤ T_J ≤ 150°C
0°C ≤ T_J ≤ 125°C
1
T_J = –55°C
T_J = 150°C ^{TJ = 25°C}
0
0
1
2
3
4
5
6
OUTPUT CURRENT (A)
LT1083/4/5 ADJ G04
LT1085
Dropout Voltage
2
INDICATES GUARANTEED TEST POINT
–55°C ≤ T_J ≤ 150°C
0°C ≤ T_J ≤ 125°C
1
T_J = 25°C
T_J = 150°C
T_J = –55°C
0
0
1
2
3
4
OUTPUT CURRENT (A)
LT1083/4/5 ADJ G07
LT1083
Short-Circuit Current
12
10
25°C
150°C
8
6
–55°C
4
2
I_{FULL LOAD}
GUARANTEED
0
0 5 10 15 20 25 30 35
INPUT/OUTPUT DIFFERENTIAL (V)
LT1083/4/5 ADJ G02
LT1084
Short-Circuit Current
10
9
8
7
150°C
6
25°C
5
–55°C
4
3
2
1
I_{FULL LOAD}
GUARANTEED
0
0 5 10 15 20 25 30 35
INPUT/OUTPUT DIFFERENTIAL (V)
LT1083/4/5 ADJ G05
LT1085
Short-Circuit Current
6
5
4
25°C
3
–55°C
2
150°C
1
I_{FULL LOAD}
GUARANTEED
0
05
10 15 20 25 30 35
INPUT/OUTPUT DIFFERENTIAL (V)
LT1083/4/5 ADJ G08
For more information www.linear.com/LT1083
LT1083
Load Regulation
0.10
∆I = 7.5A
0.05
0
–0.05
–0.10
–0.15
–0.20
–50 –25 0 25 50 75 100 125 150
TEMPERATURE (°C)
LT1083/4/5 ADJ G03
LT1084
Load Regulation
0.10
∆I = 5A
0.05
0
–0.05
–0.10
–0.15
–0.20
–50 –25 0 25 50 75 100 125 150
TEMPERATURE (°C)
LT1083/4/5 ADJ G06
LT1085
Load Regulation
0.10
∆I = 3A
0.05
0
–0.05
–0.10
–0.15
–0.20
–50 –25 0 25 50 75 100 125 150
TEMPERATURE (°C)
LT1083/4/5 ADJ G09
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7