MIC2951-4.8BM Micrel Semiconductor, MIC2951-4.8BM Datasheet - Page 7

• Manufacturer Part Number: MIC2951-4.8BM
• Description: 150mA Low-Dropout Voltage Regulator
• Manufacturer: Micrel Semiconductor

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