MIC2937 Datasheet, PDF (7/12 Pages) Micrel Semiconductor – 750mA Low-Dropout Voltage Regulator

MIC2937A/29371/29372
MIC29371/2 Shutdown Current
vs. Temperaure
125
100
V_EN = 5V
75
50
V_EN = 2V
25
0
-60 -30 0 30 60 90 120 150
TEMPERATURE °(C)
MIC29372/3 Adjust Pin
Current vs. Temperature
50
40
30
20
10
I_LOAD = 1mA
0
-60 -30 0 30 60 90 120 150
TEMPERATURE °(C)
Load Transient
300
150
C_OUT = 10 µF
0
-150
1-3000
750
500
250 ^5mA
0
-250
-5
0
5
10
TIME (ms)
Line Transient
40
20
C_OUT = 10 µF
I_L = 5mA
0
-20
-140
8
6
4
-0.2 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
TIME (ms)
Output Impedance
vs. Frequency
10
1
0.1
0.01
I_LOAD = 10mA
FREQUENCY (Hz)
Micrel, Inc.
Load Transeint
200
100 ^C_OUT ^{= 100 µF}
0
-100
1-2000
750
500
250 ^5mA
0
-250
-5
0
5
10
TIME (ms)
Line Transient
20
10
C_OUT = 100 µF
I_L = 5mA
0
-10
8
6
4
-0.2 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4
TIME (ms)
May 2006
7
MIC2937A/29371/29372