LP2951
Typical Performance Characteristics
2.0
6
GROUND CURRENT(mA)
O UT P UT VOL T A G E (V
5
1.6
5V OUTPUT
R
L
=50KΩ
R
L
=50Ω
4
1.2
3
0.8
2
0.4
1
0
0.1
1
10
100
0
1
2
3
4
5
6
LOAD CURRENT(mA)
INP UT VO L T A G E (V)
Figure 1. Quiescent Current
Figure 2. Dropout Characteristics
250
120
5V OUTPUT
INPUT CURRENT(uA)
R
L
=50Ω
R
L
=50K
INPUT CUR RE NT(mA)
100
200
80
150
60
100
R
L
=∞
40
50
20
0
0
2
4
6
8
10
0
0
2
4
6
8
10
INPUT VOLTAGE(V)
I
NP UT VOLT AGE (V
)
Figure 3. Input Current
Figure 4. Input Current
5.06
200
S HO R T C IR C UIT C UR R E NT (m A
25
50
o
5.04
5V OUTPUT
OUTPUT VOLTAGE(V)
180
5.02
160
5.00
4.98
140
4.96
120
4.94
-50
-25
0
75
100
125
100
-5 0
-2 5
0
25
50
75
100
125
TEMPERATURE( C)
T E M P E R A T UR E (
o
C )
Figure 5. Output Voltage vs. Temperature
Figure 6. Short Circuit Current
4
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
