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