Datasheet

Micrel, Inc. MIC5235
May 2008 4
M9999-051508
Typical Characteristics
0
10
20
30
40
50
60
70
0.01 0.1 11 0 100 1000
PSRR (dB)
FREQUENCY (kHz)
Power Supply
Rejection Ratio
I
LOAD
= 150mA
0
50
100
150
200
250
300
350
02 04 06 08 0 100 120 140 160
DROPOUT VOLTAGE (mV)
OUTPUT CURRENT (mA)
Dropout Voltage
vs. Output Current
0
50
100
150
200
250
300
350
400
450
500
-40 -20 02 04 06 08 0 100 120
DROPOUT VOLTAGE (mV)
TEMPERATURE (°C)
Dropout Voltage
vs. Temperature
I
OUT
= 150mA
0
0.5
1
1.5
2
2.5
3
3.5
0 0.5 1 1.5 2 2.5 3 3.5 4
OUTPUT VOLTAGE (V)
INPUT VOLTAGE (V)
Dropout
Characteristics
I
LOAD
= 100µA
I
LOAD
= 75mA
I
LOAD
= 150mA
0
500
1000
1500
2000
2500
3000
02 04 06 08 0 100 120 140 160
GROUND CURRENT (µA)
OUTPUT CURRENT (mA)
Ground Pin Current
vs. Output Current
V
IN
=4V
10
12
14
16
18
20
22
24
26
28
30
0 100 200 300 400 500
GROUND CURRENT (µA)
OUTPUT CURRENT (µA)
Ground Pin Current
vs. Output Current
V
IN
= 24V
V
IN
= 12V
V
IN
=4V
40
45
50
55
60
65
70
75
80
-40 -20 02 04 06 08 0 100 120
GROUND CURRENT (µA)
TEMPERATURE (°C)
Ground Pin Current
vs. Temperature
I
LOAD
= 10mA
500
520
540
560
580
600
620
640
660
680
700
-40 -20 02 04 06 08 0 100 120
GROUND CURRENT (µA)
TEMPERATURE (°C)
Ground Pin Current
vs. Temperature
I
LOAD
= 75mA
1.5
1.6
1.7
1.8
1.9
2
2.1
2.2
2.3
2.4
2.5
-40 -20 02 04 06 08 0 100 120
GROUND CURRENT (mA)
TEMPERATURE (°C)
Ground Pin Current
vs. Temperature
I
LOAD
= 150mA
0
10
20
30
40
50
60
70
80
90
100
1.5 2 2.5 3 3.5 4
GROUND CURRENT (µA)
INPUT VOLTAGE (V)
Ground Pin Current
vs. Input Voltage
I
OUT
= 10mA
I
OUT
= 1mA
I
OUT
= 100µA
I
OUT
=10µA
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
2.2
2.4
1.5 2 2.5 3 3.5 4
GROUND CURRENT (µA)
INPUT VOLTAGE (V)
Ground Pin Current
vs. Input Voltage
I
OUT
=150mA
I
OUT
= 75mA
10
15
20
25
30
35
40
49 14 19 24
GROUND CURRENT (µA)
INPUT VOLTAGE (V)
Ground Pin Current
vs. Input Voltage
I
OUT
=10µA
I
OUT
= 1mA
I
OUT
= 100µA