LP2950AS Просмотр технического описания (PDF) - Signal Processing Technologies
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LP2950AS Datasheet PDF : 12 Pages
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TYPICAL PERFORMANCE CHARACTERISTIC
DROPOUT CHARACTERISTICS
6
5
4
RL=50kΩ
3
RL=50kΩ
2
1
0
0
1
2
3
4
5
6
INPUT VOLTAGE (VOLTS)
5.06
OUTPUT VOLTAGE VS. TEMP OF 3
REPRESENTATIVE UNITS
5.04
5.02
5.0
4.98
4.96
0.2%
4.94
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (ºC)
GROUND CURRENT
16
12
VIN = 6V
IL = 100mA
8
4
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (ºC)
INPUT CURRENT
250
225
200
175
RL = 50kΩ
150
125
100
RL =
75
50
25
0
01 2 3
10
150
INPUT VOLTAGE (VOLTS)
GROUND CURRENT
320
280
240
200
IL= 1mA
160
IL= 0
120
80
40
0
0 1 2 34 56 7 8
INPUT VOLTAGE (VOLTS)
GROUND CURRENT
16
14
12
IL=100mA
10
8
6
4
2
0
012345678
INPUT VOLTAGE
DROP-OUT VOLTAGE
600
IL = 100mA
500
400
300
~~
100
50
IL = 100µA
0
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (ºC)
DROP-OUT VOLTAGE
500
400
300
200
TJ = 25ºC
100
0
100µA
1mA
10mA
OUTPUT CURRENT
100mA
LP2950/ LP2951
QUIESCENT CURRENT
10
1
0.1
0.01
0.1
1
10
150
LOAD CURRENT (mA)
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
0
INPUT CURRENT
RL=50Ω
1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (VOLTS)
QUIESCENT CURRENT
240
220
VIN=6V
IL=100mA
200
180
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (ºC)
SHORT CIRCUIT CURRENT
170
160
150
140
130
120
110
110
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (ºC)
Rev. 11/2/00
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