MIC5232_12 Datasheet, PDF (5/10 Pages) Micrel Semiconductor – 10mA Ultra-Low Quiescent Current

Micrel, Inc.
Typical Characteristics
80
70
60
50
40
30
20
10
0
0.01
Ripple Rejection
VOUT=3.3V
VIN=VOUT+1V
IOUT=100µA
COUT=.47µF
0.1
1
10
100 1000 10000
FREQUENCY (kHz)
Dropout Voltage vs.
T emperature
160
140
120
100
80
60
40
VOUT = 3.3V
VIN = VOUT + 1V
20
COUT = 0.47µF
0
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
Ground Pin Current
vs. Output Current
14
12
10
8
6
4
VOUT = 3.3V
2
VIN = VOUT + 1V
COUT = 0.47µF
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT CURRENT (mA)
20
18
16
14
12
10
8
6
4
2
0
-40
Ground Pin Current vs.
T emperature
VOUT = 3.3V
VIN = VOUT + 1V
COUT =0.47µF
IOUT=10mA
-20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Dropout Voltage vs.
Output Current
120
100
80
60
40
20
VOUT = 3.3V
COUT = 0.47µF
0
0 1 2 3 4 5 6 7 8 9 10
OUTPUT CURRENT (mA)
Output Voltage
vs. Input Voltage
1.4
1.2
1
0.8
100µA
0.6
0.4
0.2
0
0
10mA
VOUT=1.2V
VIN=VOUT+1V
COUT=0.47µF
1234567
INPUT VOLTAGE (V)
3
2.7
2.4
2.1
1.8
1.5
1.2
0.9
0.6
0.3
0
2.5
Ground Pin Current
vs. Input Voltage
VOUT = 1.2V
IOUT = 100µA
COUT = 0.47µF
3.5
4.5
5.5
6.5
INPUT VOLTAGE (V)
Current Limit
100
90
80
70
60
50
40
30
20
VOUT = 3.3
10
COUT = 0.47µF
0
2.5 3 3.5 4 4.5 5 5.5 6 6.5 7
INPUT VOLTAGE (V)
MIC5232
90
80
70
60
50
40
30
20
10
0
-40
Dropout Voltage
vs. Temperature
VOUT=3.3V
IOUT=100µA
COUT=0.47µF
-20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Output Voltage
vs. Temperature
3.5
3.4
3.3
3.2
3.1
3.0
2.9
2.8
2.7
2.6
2.5
-40 -20
VOUT = 3.3V
VIN = VOUT+1V
COUT = 0.47µF
0 20 40 60 80 100 120
TEMPERATURE (°C)
Ground Pin Current
vs. Input Voltage
14
12
10
8
6
4
VOUT = 1.2V
2
IOUT = 100uA
COUT = 0.47µF
0
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0
INPUT VOLTAGE (V)
Enable-On Threshold vs.
T emperature
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
VOUT = 3.3V
0.1
VIN = VOUT + 1V
COUT = 0.47µF
0.0
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
June 2012
5
M9999-061812-C