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LT1121CS8 数据表(PDF) 5 Page - Linear Technology

部件名 LT1121CS8
功能描述  Micropower Low Dropout Regulators with Shutdown
PDF  16 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LT1121CS8 数据表(HTML) 5 Page - Linear Technology

  LT1121CS8 Datasheet HTML 1Page - Linear Technology LT1121CS8 Datasheet HTML 2Page - Linear Technology LT1121CS8 Datasheet HTML 3Page - Linear Technology LT1121CS8 Datasheet HTML 4Page - Linear Technology LT1121CS8 Datasheet HTML 5Page - Linear Technology LT1121CS8 Datasheet HTML 6Page - Linear Technology LT1121CS8 Datasheet HTML 7Page - Linear Technology LT1121CS8 Datasheet HTML 8Page - Linear Technology LT1121CS8 Datasheet HTML 9Page - Linear Technology Next Button
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5
LT1121/LT1121-3.3/LT1121-5
1121fe
LT1121-3.3
Output Voltage
LT1121-5
Output Voltage
TEMPERATURE (
°C)
–50
3.83
3.81
3.79
3.77
3.75
3.73
3.71
3.69
3.67
0
50
75
1121 G24
–25
25
100
125
IOUT = 1mA
LT1121
Adjust Pin Voltage
TEMPERATURE (°C)
–50
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
0
50
75
1121 G22
–25
25
100
125
IOUT = 1mA
TEMPERATURE (
°C)
–50
5.08
5.06
5.04
5.02
5.00
4.98
4.96
4.94
4.92
0
50
75
1121 G23
–25
25
100
125
IOUT = 1mA
TYPICAL PERFOR A CE CHARACTERISTICS
LT1121-5
Ground Pin Current
LT1121
Ground Pin Current
LT1121-3.3
Ground Pin Current
INPUT VOLTAGE (V)
0
800
700
600
500
400
300
200
100
0
8
1121 G10
2
4
6
10
135
79
RLOAD = 130Ω
ILOAD = 25mA*
RLOAD = 330Ω
ILOAD = 10mA*
RLOAD = 3.3k
ILOAD = 1mA*
TJ = 25°C
*FOR VOUT = 3.3V
LT1121-3.3
Ground Pin Current
INPUT VOLTAGE (V)
0
800
700
600
500
400
300
200
100
0
8
1121 G06
2
4
6
10
135
79
TJ = 25°C
RLOAD = 500Ω
ILOAD = 10mA*
RLOAD = 5k
ILOAD = 1mA*
RLOAD = 200Ω
ILOAD = 25mA*
*FOR VOUT = 5V
LT1121
Ground Pin Current
INPUT VOLTAGE (V)
0
10
9
8
7
6
5
4
3
2
1
0
8
1121 G09
2
4
6
10
13
57
9
TJ = 25°C
RLOAD = 22Ω
ILOAD = 150mA*
RLOAD = 33Ω
ILOAD = 100mA*
RLOAD = 66Ω
ILOAD = 50mA*
*FOR VOUT = 3.3V
INPUT VOLTAGE (V)
0
10
9
8
7
6
5
4
3
2
1
0
8
1121 G05
2
4
6
10
13
57
9
TJ = 25°C
RLOAD = 50Ω
ILOAD = 100mA*
RLOAD = 100Ω
ILOAD = 50mA*
RLOAD = 33Ω
ILOAD = 150mA*
*FOR VOUT = 5V
LT1121-5
Ground Pin Current
INPUT VOLTAGE (V)
0
10
9
8
7
6
5
4
3
2
1
0
8
1121 G07
2
4
6
10
13
57
9
TJ = 25°C
VOUT = VADJ
RLOAD = 25Ω
ILOAD = 150mA*
RLOAD = 38Ω
ILOAD = 100mA*
RLOAD = 75Ω
ILOAD = 50mA*
*FOR VOUT = 3.75V
INPUT VOLTAGE (V)
0
800
700
600
500
400
300
200
100
0
8
1121 G08
2
4
6
10
135
79
TJ = 25°C
VOUT = VADJ
RLOAD = 150Ω
ILOAD = 25mA*
RLOAD = 380Ω
ILOAD = 10mA*
RLOAD = 3.8k
ILOAD = 1mA*
*FOR VOUT = 3.75V



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