MIC5238-1.1BM5(2003) データシートの表示（PDF） - Micrel
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MIC5238-1.1BM5 Datasheet PDF : 10 Pages
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MIC5238
Typical Characteristics
PSRR
150mA Load
80
70
60
50
40
30
20 COUT = 2.2µF ceramic
V = 2.1V
IN
10 V = 1.1V
OUT
0
10 100 1k 10k 100k 1M
FREQUENCY (Hz)
10M
400
350
300
250
200
150
100
50
00
Dropout Voltage
vs. Load
VIN = VOUT + 1
25 50 75 100 125 150
OUTPUT CURRENT (A)
Ground Current (VBIAS)
vs. Output Current
30
VIN = VOUT + 1
25
20
15
10
5
00 25 50 75 100 125 150
OUTPUT CURRENT (mA)
Shutdown Current of VBIAS
20
18 No Load
16
14
12
10
8
6
4
2
00
0.5
1
1.5
2
ENABLE (V)
MIC5238
Output Voltage
vs. VBIAS
1.2
100µA
1.1
1
150mA
0.9
0.8
0.7
0.6
0.5
0.14.2 1.7 2.2 2.7 3.2 3.7 4.2 4.7 5.2
INPUT BIAS (V)
Ground Current (VIN)
1800 vs. Output Current
1600 VIN = VOUT + 1
1400
1200
1000
800
600
400
200
00 25 50 75 100 125 150
OUTPUT CURRENT (mA)
Ground Current (VBIAS)
vs. Input Voltage
30
ILOAD = 150mA
25
20
15
10
5
00 0.5 1 1.5 2 2.5 3
INPUT VOLTAGE (V)
Shutdown Current
VBIAS + VIN Tied
30
No Load
25
20
15
10
5
00
0.5
1
1.5
2
ENABLE (V)
4
Micrel
Output Voltage
1.15
vs. VIN
100µA
1.1
1.05
150mA
1
0.95
0.9
0.85
0.18.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2 2.1
INPUT VIN (V)
Ground Current (VIN)
vs. VIN Supply
2.0
1.1V
1.8 150mA
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
00
0.5 1.0 1.5 2.0
VIN SUPPLY (V)
Shutdown Current of
7
VIN
No Load
6
5
4
3
2
1
00
0.5
1
1.5
2
ENABLE (V)
Ground Current (VIN)
10
vs Temperature
9
1.1V
100µA
8
7
6
5
4
3
2
1
-040 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
August 2003
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