MIC2950/2951
Micrel
Typical Characteristics
Ground Pin Current
6
OUTPUT VOLTAGE (V)
INPUT CURRENT (µA)
10
QUIESCENT CURRENT
Dropout Characteristics
5
4
3
2
1
0
0
1
2
3
4
5
6
R
L
= 33
Ω
R
L
= 50k
Ω
400
350
300
250
200
150
100
50
0
Input Current
1
R
L
= 50k
Ω
R
L
=
∞
0.1
0.01
0.1
1
10
150
0 1 2 3 4
5 6 7 8 9 10
LOAD CURRENT (mA)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
Input Current
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
0
Output Voltage vs.
Temperature of 3
Representative Units
5.06
QUIESCENT CURRENT (µA)
OUTPUT VOLTAGE (V)
Ground Pin Current
180
140
120
100
80
60
40
20
0
0
1
2
3
4
5
6
7
8
INPUT VOLTAGE (V)
I
L
= 1 mA
I
L
= 0
INPUT CURRENT (mA)
R
L
= 50Ω
5.04
5.02
5.0
4.98
4.96
0.2%
3
0 1
2 3 4
5
6 7
8 9 10
4.94
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (°C)
INPUT VOLTAGE (V)
Ground Pin Current
QUIESCENT CURRENT (mA)
Ground Pin Current
7
QUIESCENT CURRENT (mA)
Ground Pin Current
9
350
QUIESCENT CURRENT (µA)
300
250
200
150
100
50
0
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (°C)
V
IN
= 6V
I
L
= 100
µA
7
6
V
IN
= 6V
I
L
= 150 mA
5
5
I
L
= 150 mA
3
4
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (°C)
0
0
1
2
3
4
5
6
7
8
INPUT VOLTAGE (V)
Short Circuit Current
SHORT CIRCUIT CURRENT (mA)
Dropout Voltage
600
DROPOUT VOLTAGE (mV)
Dropout Voltage
500
DROPOUT VOLTAGE (mV)
450
400
350
300
250
200
150
100
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (°C)
500
400
300
100
50
I
L
= 150 mA
400
300
200
100
0
I
L
= 100
µA
T
J
= 25
°C
150
0.1
1
10
100
0
-75 -50 -25 0 25 50 75 100 125 150
TEMPERATURE (°C)
OUTPUT CURRENT (mA)
February 1999
3-55
MICREL [ MICREL SEMICONDUCTOR ]
