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LT1963 Datasheet(PDF) 7 Page - Linear Technology

Part # LT1963
Description  100mA, Low Voltage, Very Low Dropout Linear Regulator
PDF  16 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LT1963 Datasheet(HTML) 7 Page - Linear Technology

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7
LT3020/LT3020-1.2/
LT3020-1.5/LT3020-1.8
3020fc
TEMPERATURE (
°C)
–50
1.1
1.0
0.9
0.8
0.6
0.7
0.5
0.4
0.3
0.2
0.1
0
3020 G16
25
0
–25
50
75
125
100
IL = 100mA
TEMPERATURE (
°C)
–50
1.0
0.8
0.6
0.2
0.4
0
–0.2
–0.4
–0.6
–0.8
–1.0
3020 G17
25
0
–25
50
75
125
100
VIN = 1.15V
VOUT = 0.5V
*LOAD REGULATION NUMBER REFERS
TO CHANGE IN THE 200mV REFERENCE
VOLTAGE
Minimum Input Voltage
Load Regulation
∆IL = 1mA to 100mA
TYPICAL PERFOR A CE CHARACTERISTICS
TEMPERATURE (
°C)
–50
100
90
80
60
70
50
40
30
20
10
0
3020 G15
25
0
–25
50
75
125
100
VIN = 1.5V + 0.5VP-P RIPPLE AT f = 120Hz
VOUT = 0.5V
IL = 100mA
Transient Response
VOUT
50mV/DIV
IOUT
100mA/DIV
50
µs/DIV
3020 G21
IOUT = 10mA TO 100mA
VOUT = 1.5V
Input Ripple Rejection
Current Limit
TEMPERATURE (
°C)
–50
0
3020 G12
25
0
–25
50
75
125
100
VOUT = 0V
VIN = 1.7V
VIN = 10V
500
450
400
300
350
250
200
150
100
50
0
Reverse Output Current
Input Ripple Rejection
TEMPERATURE (
°C)
–50
0
3020 G13
25
0
–25
50
75
125
100
VIN = 0V
VOUT = 1.2V
500
450
400
300
350
250
200
150
100
50
0
FREQUENCY (Hz)
10
20
30
60
50
40
70
10
1k
10k
1M
3020 G14
0
100
100k
VIN = 1.5V + 50mVRMS RIPPLE
VOUT = 0.5V
IL = 100mA
COUT = 2.2µF
COUT = 10µF
Output Noise Spectral Density
FREQUENCY (Hz)
10
10
1
0.1
0.01
1k
100k
1M
100
10k
3020 G18
VOUT = 1.2V
IL = 100mA
COUT = 2.2µF



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