MIC5233 Datasheet, PDF (4/9 Pages) Micrel Semiconductor – High Input Voltage, Low IQ uCap LDO Regulator

MIC5233
Typical Characteristics
Power Supply
Rejection Ratio
70
I_OUT = 100mA
60
50
40
30
20
10
00.01 0.1 1 10 100 1000
FREQUENCY (kHz)
Dropout
Characteristics
3.5
3.0 _{ILOAD = 100µA}
2.5 _{ILOAD = 50mA}
2.0
1.5
I_LOAD = 100mA
1.0
0.5
0.0
0 0.5 1 1.5 2 2.5 3 3.5 4
INPUT VOLTAGE (V)
Ground Pin Current
vs. Temperature
80
75
I_LOAD = 10mA
70
65
60
55
50
45
4_-0_{40 -20 0 20 40 60 80 100 120}
TEMPERATURE (°C)
Ground Pin Current
vs. Input Voltage
100
90 I_OUT = 10µA
80
70
60
50 I_OUT = 1mA
40
I_OUT = 100µA
30
20
10
I_OUT = 10µA
01.5 _{2 2.5 3 3.5 4}
INPUT VOLTAGE (V)
MIC5233
Dropout Voltage
vs. Output Current
350
300
250
200
150
100
50
00 _{20 40 60 80 100}
OUTPUT CURRENT (mA)
1000
900
Ground Pin Current
vs. Output Current
V_IN = 4V
800
700
600
500
400
300
200
100
0
0 10 20 30 40 50 60 70 80 90100
OUTPUT CURRENT (mA)
Ground Pin Current
vs. Temperature
400
380
I_LOAD = 50mA
360
340
320
300
280
260
240
220
20_-0_{40 -20 0 20 40 60 80 100 120}
TEMPERATURE (°C)
1200
1100
Ground Pin Current
vs. Input Voltage
I_OUT=100mA
1000
900
800
700
600
500
I_OUT = 50mA
400
300
200
1.5 2 2.5 3 3.5 4
INPUT VOLTAGE (V)
4
Micrel
Dropout Voltage
vs. Temperature
500
450
400
I_OUT = 100mA
350
300
250
200
150
100
50
0-40 _{-20 0 20 40 60 80 100 120}
TEMPERATURE (°C)
Ground Pin Current
vs. Output Current
30
28
26
24 V_IN = 24V
22
V_IN = 36V
20
18
16 V_IN = 12V
14
V_IN = 4V
12
10
0 100 200 300 400 500
OUTPUT CURRENT (µA)
Ground Pin Current
vs. Temperature
1.20
1.15
I_LOAD = 100mA
1.10
1.05
1.00
0.95
0.90
0.85
0.8_-0_{40 -20 0 20 40 60 80 100 120}
TEMPERATURE (°C)
Ground Pin Current
vs. Input Voltage
40
35
30 _{IOUT = 1mA}
25
I_OUT = 100µA
20
15 _{IOUT = 10µA}
104 _{8 12 16 20 24 28 32 36 40}
INPUT VOLTAGE (V)
August 2003