LP2950 / LP2951
CORPORATION
TYPICAL PERFORMANCE CHARACTERISTICS
DROPOUT
CHARACTERISTICS
QUIESCENT CURRENT
INPUT CURRENT
10
6
5
4
3
2
1
0
250
225
200
175
150
125
100
75
5V OUTPUT
5V OUTPUT
R
= 50kΩ
L
1
0.1
R
= 50kΩ
L
R
= 50Ω
L
R
=
∞
L
50
25
0.01
0.1
0
1.0
10
100
0
1
2
3
4
5
6
0
1
2
3
4
5
6
7
8
9 10
LOAD CURRENT (mA)
INPUT VOLTAGE (VOLTS)
INPUT VOLTAGE (VOLTS)
1D-22
1D-23
1D-24
OUTPUT VOLTAGE vs
TEMPERATURE OF 3
INPUT CURRENT
5V OUTPUT
REPRESENTATIVE UNITS
QUIESCENT CURRENT
5V OUTPUT
120
5.06
5.04
5.02
5.0
160
140
120
100
80
5V OUTPUT
110
100
90
80
70
60
50
40
30
20
10
0
R
= 50Ω
L
I
I
= 1mA
L
= 0
L
60
4.98
4.96
4.94
40
0.2%
20
0
0
1
2
3
4
5
6
7
8
9
10
–75 –50 –25
0
25 50 75 100 125 150
0
1
2
3
4
5
6
7
8
INPUT VOLTAGE (VOLTS)
TEMPERATURE (˚C)
INPUT VOLTAGE (VOLTS)
1D-25
1D-26
1D-27
SHORT CIRCUIT CURRENT
DROPOUT VOLTAGE
DROPOUT VOLTAGE
170
160
150
140
130
120
110
100
600
500
400
300
100
50
500
400
300
200
100
0
I
= 100mA
L
T
= 25˚C
1mA
J
I
= 100µA
L
0
–75 –50 –25
0
25 50 75 100 125 150
–75 –50 –25
0
25 50 75 100 125 150
100µA
10mA
100mA
TEMPERATURE (˚C)
TEMPERATURE (˚C)
OUTPUT CURRENT
1D-28
1D-29
1D-30
QUIESCENT CURRENT
5V OUTPUT
QUIESCENT CURRENT
5V OUTPUT
QUIESCENT CURRENT
5V OUTPUT
120
110
100
90
10
9
8
7
6
5
4
3
2
1
0
V
= 6V
IN
I
= 100mA
V
= 6V
L
IN
I
= 100µA
L
80
I
= 100mA
L
8
70
60
50
7
–75 –50 –25
0
25 50 75 100 125 150
–75 –50 –25
0
25 50 75 100 125 150
0
1
2
3
4
5
6
7
8
TEMPERATURE (˚C)
TEMPERATURE (˚C)
INPUT VOLTAGE (V)
1D-31
1D-32
1D-33
CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025
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