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LT3050 Datasheet(PDF) 5 Page - Linear Technology

Part # LT3050
Description  100mA, Low Noise Linear Regulator With Precision Current Limit And Diagnostic Functions
PDF  20 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT3050 Datasheet(HTML) 5 Page - Linear Technology

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LT3050
5
3050f
TYPICAL PERFORMANCE CHARACTERISTICS
Quiescent Current
ADJ Pin Voltage
5V Quiescent Current
GND Pin Current
GND Pin Current vs ILOAD
SHDN Pin Threshold
Typical Dropout Voltage
Guaranteed Dropout Voltage
Dropout Voltage
TJ = 25°C, unless otherwise noted.
OUTPUT CURRENT (mA)
600
300
350
400
450
550
500
250
3050 G01
0
50
100
150
200
0
10 20 30 40
50 60 70 80 90 100
TJ ≤ 125°C
TJ ≤ 25°C
OUTPUT CURRENT (mA)
600
300
350
400
450
550
500
250
3050 G02
0
50
100
150
200
0
10 20 30 40
50 60 70 80 90 100
TJ = 125°C
=TEST POINTS
TJ = 25°C
TEMPERATURE (°C)
–75
0
450
500
550
400
350
300
250
200
150
100
50
600
–50
75 100 125 150 175
–25 0
25
3050 G03
50
IL = 100mA
IL = 50mA
IL = 10mA
IL = 1mA
TEMPERATURE (°C)
–75
0
50
60
70
40
30
20
10
80
–50
75 100 125 150 175
–25 0
25
3050 G04
50
VIN = VSHDN = 12V
VOUT = 5V
IL = 5μA
VIN = 12V
ALL OTHER PINS = 0V
VIN (V)
100
50
60
80
70
90
40
30
3050 G06
0
10
20
0
5
10
15
20
25
30
35
40
45
VSHDN = VIN, RL = 500k
VSHDN = 0V, RL = 0
INPUT VOLTAGE (V)
2.50
1.50
1.75
2.00
2.25
1.25
3050 G07
0
0.25
0.50
0.75
1.00
0
1
2
3
456789 10 11
12
VOUT = 5V
RL = 50, IL = 100mA
RL = 100, IL = 50mA
RL = 500, IL = 10mA
RL = 5k, IL = 1mA
ILOAD (mA)
5.0
2.0
2.5
3.0
3.5
4.5
4.0
1.5
3050 G08
0
0.5
1.0
0 1020 3040
50 60 70 80 90 100
VIN = 5.6V
VOUT = 5V
TEMPERATURE (°C)
1.5
0.4
0.5
0.6
0.7
0.9
1.0
1.1
1.2
1.3
1.4
0.8
0.3
3050 G09
0
0.1
0.2
–75 –50
0
–25
25 50 75 100 125 150 175
IL = 1mA
OFF TO ON
ON TO OFF
TEMPERATURE (°C)
–75
588
606
608
610
604
602
600
598
596
594
592
590
612
–50
75 100 125 150 175
–25 0
25
3050 G05
50



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