MIC37122 데이터 시트보기 (PDF) - Micrel
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MIC37122 Datasheet PDF : 20 Pages
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Micrel, Inc.
Typical Characteristics
Dropout Voltage
vs. Input Voltage
300
ADJUSTABLE OPTION
250
VADJ = 0V
200
IOUT = 1A
150
100
50
IOUT = 500mA
0
2
3
4
5
6
INPUT VOLTAGE (V)
GND Pin Current
vs. Input Voltage
500
VOUT = VIN - 1.0V
400
IOUT = 1A
300
200
100
0
2
3
4
5
6
INPUT VOLTAGE (V)
MIC37110/MIC37112
MIC37120/MIC37122
Shutdown Ground Current
vs. Input Voltage
1.0
VOUT = 0V
0.8
VEN = 0V
0.6
0.4
0.2
0.0
2
3
4
5
6
INPUT VOLTAGE (V)
1.010
1.005
1.000
0.995
0.990
2
Adjust Pin Voltage
vs. Input Voltage
VOUT = 1.0V
IOUT = 10mA
3
4
5
6
INPUT VOLTAGE (V)
Adjust Pin Current
vs. Input Voltage
20
VADJ= 1.0V
15
10
5
0
2
3
4
5
6
INPUT VOLTAGE (V)
Enable Pin Current
vs. Input Voltage
0.25
0.20
VOUT = 1.0V
IOUT = 10mA
VEN = 3.6V
0.15
0.10
0.05
0.00
2
3
4
5
6
INPUT VOLTAGE (V)
Current Limit
vs. Input Voltage
4
VOUT = 0V
3
2
1
0
2
3
4
5
6
INPUT VOLTAGE (V)
0.5
0.4
0.3
0.2
0.1
0.0
2
Load Regulation
vs. Input Voltage
VOUT = VIN - 1.0V
(ADJUSTABLE OPTION)
IOUT = 10mA TO 1A
3
4
5
6
INPUT VOLTAGE (V)
Load Discharge Resistance
vs. Input Voltage
80
VEN = 0V
60
IOUT = 3mA
40
20
0
2
3
4
5
6
INPUT VOLTAGE (V)
December 2012
6
M9999-121312-A
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