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MIC5238 Datasheet(PDF) 4 Page - Micrel Semiconductor

Part # MIC5238
Description  Ultra-Low Quiescent Current, 150mA uCap LDO Regulator
PDF  10 Pages
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Manufacturer  MICREL [Micrel Semiconductor]
Direct Link  http://www.micrel.com
Logo MICREL - Micrel Semiconductor

MIC5238 Datasheet(HTML) 4 Page - Micrel Semiconductor

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MIC5238
Micrel
MIC5238
4
August 2003
Typical Characteristics
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
1.2 1.7 2.2 2.7 3.2 3.7 4.2 4.7 5.2
INPUT BIAS (V)
Output Voltage
vs. V
BIAS
100
µA
150mA
0.8
0.85
0.9
0.95
1
1.05
1.1
1.15
1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2 2.1
INPUT V
IN (V)
Output Voltage
vs. V
IN
100
µA
150mA
0
50
100
150
200
250
300
350
400
0
25
50
75
100 125 150
OUTPUT CURRENT (A)
Dropout Voltage
vs. Load
V
IN = VOUT + 1
0
200
400
600
800
1000
1200
1400
1600
1800
0
25
50
75
100 125 150
OUTPUT CURRENT (mA)
Ground Current (V
IN
)
vs. Output Current
V
IN =VOUT + 1
0
5
10
15
20
25
30
0
25
50
75
100 125 150
OUTPUT CURRENT (mA)
Ground Current (V
BIAS
)
vs. Output Current
V
IN = VOUT + 1
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
0.5
1.0
1.5
2.0
V
IN SUPPLY (V)
Ground Current (V
IN
)
vs. V
IN
Supply
1.1V
150mA
0
5
10
15
20
25
30
0
0.5
1
1.5
2
2.5
3
INPUT VOLTAGE (V)
Ground Current (V
BIAS
)
vs. Input Voltage
I
LOAD = 150mA
0
1
2
3
4
5
6
7
0
0.5
1
1.5
2
ENABLE (V)
Shutdown Current of
V
IN
No Load
0
2
4
6
8
10
12
14
16
18
20
0
0.5
1
1.5
2
ENABLE (V)
Shutdown Current of V
BIAS
No Load
0
5
10
15
20
25
30
0
0.5
1
1.5
2
ENABLE (V)
Shutdown Current
V
BIAS
+ V
IN
Tied
No Load
0
1
2
3
4
5
6
7
8
9
10
-40 -20 0
20 40 60 80 100 120
TEMPERATURE (
°C)
Ground Current (V
IN
)
vs Temperature
1.1V
100
µA
0
10
20
30
40
50
60
70
80
FREQUENCY (Hz)
PSRR
150mA Load
C
OUT = 2.2µF ceramic
V
IN
= 2.1V
V
OUT
= 1.1V
10
100
1k
10k 100k 1M 10M



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