MIC2951-4.8BM Micrel Semiconductor, MIC2951-4.8BM Datasheet - Page 9

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

February 1999
MIC2950/2951
150
140
130
120
100
1.8
1.6
1.4
1.2
1.0
0.8
0.6
80
70
60
50
40
30
20
10
80
60
40
20
0
0
-75 -50 -25 0 25 50 75 100 125 150
10
0
MIC2950 Maximum
Rated Output
Ripple Rejection
Shutdown Threshold Voltage
I = 100 mA
C = 1.5 F
V = 6V
V
1
I = 50 A
L
L
IN
OUT
L
T = 85 C
5
10
TEMPERATURE ( C)
INPUT VOLTAGE (V)
= 5V
FREQUENCY (Hz)
2
10
10
.25" LEADS SOLDERED
3
15
TO-92 PACKAGE
TO PC BOARD
T
10
J
MAX
4
20
T = 25 C
= 125 C
A
10
25
5
10
A
30
6
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-10
30
25
20
15
10
10
-2
-1
-5
5
4
2
0
1
0
5
0
5
0
10
5
0
Thermal Response
Output Noise
Line Regulation
C = 220 F
2
T = 150 C
T = 125 C
0.01 F
BYPASS
PIN 1 TO
PIN 7
L
J
J
C =
3.3 F
10
INPUT VOLTAGE (V)
10
L
FREQUENCY (Hz)
10
3-57
TIME ( S)
3
20
15
1.25W
I = 100 mA
L
30
I = 100 A
20
L
10
I = 100 A
L
C = 4.7 F
I = 1 mA
4
L
L
40
25
10
50
30
5
600
400
300
200
100
500
400
300
200
100
150
140
130
120
100
80
60
40
20
0
0
0
-75 -50 -25 0 25 50 75 100 125 150
0
0
MIC2951 Maximum
Rated Output Current
Fold-Back Current Limiting
MIC2951 Divider Resistance
T = 50 C
A
OUTPUT VOLTAGE (V)
5
1
INPUT VOLTAGE (V)
TEMPERATURE ( C)
T = 85 C
A
10
2
15
T
J
3
8-PIN SOIC
TO PC BOARD
SOLDERED
MAX
20
V
T = 25 C
OUT
A
= 125 C
4
25
= 5V
30
5
Micrel
3