MIC2940 Micrel Semiconductor, MIC2940 Datasheet - Page 6

• Manufacturer Part Number: MIC2940
• Description: 1.25A Low-Dropout Voltage Regulator Preliminary Information
• Manufacturer: Micrel Semiconductor

MIC2940A/2941A
MIC2940A/2941A
125
100
75
50
25
50
40
30
20
10
MIC29401/2 Shutdown Current
0
0
-60 -30
-60 -30
Current vs. Temperature
MIC29402/3 Adjust Pin
TEMPERATURE ( C)
TEMPERATURE ( C)
vs. Temperaure
0
0
I
LOAD
30 60 90 120 150
30 60 90 120 150
= 5mA
V
V
EN
EN
= 5V
= 2V
-250
-500
750
500
250
-0.5
2.0
1.5
1.0
0.5
0.0
-20
-40
40
20
10
0.01
0.1
0
0
8
6
4
-0.2
10
-5
1
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
5mA
C
OUT
Load Transient
Line Transient
Output Impedance
FREQUENCY (Hz)
= 10 F
vs. Frequency
0
TIME (ms)
TIME (ms)
6
C
OUT
I
LOAD
= 10 F
5
= 10mA
10
-100
-200
200
100
-0.5
-10
2.0
1.5
1.0
0.5
0.0
20
10
10
0
8
6
4
-0.2
0
-5
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
5mA
C
OUT
Line Transient
Load Transient
= 100 F
0
TIME (ms)
TIME (ms)
C
OUT
= 100 F
5
June 1999
10
Micrel