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LTC3025 Datasheet(PDF) 4 Page - Linear Technology

Part # LTC3025
Description  300mA Micropower VLDO Linear Regulator
PDF  12 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC3025 Datasheet(HTML) 4 Page - Linear Technology

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LTC3025
4
3025fd
FREQUENCY (Hz)
100
50
60
70
1M
3025 G10
40
30
1k
10k
100k
10M
20
10
0
VBIAS = 3.6V
VIN = 1.5V
VOUT = 1.2V
IOUT = 100mA
COUT = 10μF
COUT = 1μF
FREQUENCY (Hz)
100
50
60
70
1M
3025 G11
40
30
1k
10k
100k
10M
20
10
0
VBIAS = 3.6V
VIN = 1.5V
VOUT = 1.2V
IOUT = 100mA
COUT = 10μF
COUT = 1μF
VIN (V)
0
600
800
1000
3
5
3025 G08
400
200
0
12
4
1200
1400
1600
6
VBIAS = 3.6V
VOUT = 0V
TYPICAL PERFORMANCE CHARACTERISTICS
VIN No Load Operating Current
VIN Shutdown Current
Adjust Voltage vs Temperature
SHDN Threshold vs Temperature
Current Limit vs VIN Voltage
Burst Mode DC/DC Buck Ripple
Rejection
VIN Ripple Rejection
vs Frequency
BIAS Ripple Rejection
vs Frequency
VIN (V)
0.5
10
125°C
85°C
25°C
–40°C
12
14
4.5
3025 G04
8
6
1.5
2.5
3.5
5.5
4
2
0
VBIAS = 5V
VOUT = 0.8V
VIN (V)
0.5
5
25°C
–40°C
6
7
4.5
3025 G05
4
3
1.5
2.5
3.5
5.5
2
1
0
85°C
VBIAS = 5V
TEMPERATURE (°C)
–50
395
396
398
399
400
405
402
0
50
75
3025 G06
397
403
404
401
–25
25
100
125
VBIAS = 3.6V
VIN = 1.5V
IOUT = 10μA
TEMPERATURE (°C)
–50
0
100
300
400
500
1000
700
0
50
75
3025 G07
200
800
900
600
–25
25
100
125
VBIAS = 2.5V
VBIAS = 5V
VIN
AC
100mV/DIV
VOUT
AC
10mV/DIV
VIN = 1.8V
VOUT = 1.5V
COUT = 1μF
IOUT = 50mA
10μs/DIV
3025 G09



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