LT3030IUFD 데이터 시트보기 (PDF) - Linear Technology
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LT3030IUFD Datasheet PDF : 22 Pages
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LT3030
Typical Performance Characteristics TJ = 25°C, unless otherwise noted.
OUT1 Typical Dropout Voltage
500
450
400
TJ = 125°C
350
TJ = 150°C
300
TJ = 25°C
250
200
150
TJ = –55°C
100
50
0
0 75 150 225 300 375 450 525 600 675 750
OUTPUT CURRENT (mA)
3030 G01
OUT2 Typical Dropout Voltage
500
450
400
TJ = 150°C
TJ = 125°C
350
300
TJ = 25°C
250
200
TJ = –55°C
150
100
50
0
0 25 50 75 100 125 150 175 200 225 250
OUTPUT CURRENT (mA)
3030 G04
OUT1 Guaranteed Dropout
Voltage
500
= TEST POINTS
450
400
TJ = 150°C
350
300
TJ = 25°C
250
200
150
100
50
0
0 75 150 225 300 375 450 525 600 675 750
OUTPUT CURRENT (mA)
3030 G02
OUT2 Guaranteed Dropout
Voltage
500
= TEST POINTS
450
TJ = 150°C
400
350
TJ = 25°C
300
250
200
150
100
50
0
0 25 50 75 100 125 150 175 200 225 250
OUTPUT CURRENT (mA)
3030 G05
OUT1 Dropout Voltage
vs Temperature
500
450
IL = 750mA
IL = 500mA
400
IL = 300mA
IL = 100mA
350
IL = 10mA
300
IL = 1mA
250
200
150
100
50
0
–75 –50 –25
0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3030 G03
OUT2 Dropout Voltage
vs Temperature
500
450
IL = 250mA
IL = 175mA
400
IL = 100mA
IL = 50mA
350
IL = 10mA
300
IL = 1mA
250
200
150
100
50
0
–75 –50 –25
0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3030 G06
Quiescent Current
300
VIN1 = VIN2 = 6V
RL1 = RL2 = 243k; IL1 = IL2 = 5µA
250
200
OUTPUT 1
VSHDN1 = VIN1
150
100
OUTPUT 2
50
VSHDN2 = VIN2
0
–75 –50 –25
0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3030 G07
ADJ1/ADJ2 Pin Voltage
1.244
IL1 = IL2 = 1mA
1.238
1.232
1.226
ADJ2
1.220
1.214
ADJ1
1.208
1.202
1.196
–75 –50 –25
0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3030 G08
For more information www.linear.com/LT3030
Quiescent Current
300
TJ = 25°C
250
RL1 = RL2 = 243k; IL1 = IL2 = 5µA
VOUT1 = VOUT2 = 1.220V
200
150
OUTPUT 1, VSHDN1 = VIN1
100
OUTPUT 2, VSHDN2 = VIN2
50
OUTPUT 1; VSHDN1 = 0V
OUTPUT 2; VSHDN2 = 0V
0
0 2 4 6 8 10 12 14 16 18 20
INPUT VOLTAGE (V)
3030 G09
3030fa
5
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