MAQ5281(2012) Ver la hoja de datos (PDF) - Micrel
Número de pieza
componentes Descripción
Fabricante
MAQ5281 Datasheet PDF : 18 Pages
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Micrel, Inc.
MAQ5281
Typical Characteristics
Quiescent Supply Current
11.0
vs. Input Voltage
10.0
9.0
VOUT = 5V
IOUT = 0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
0
20
40
60
80
100 120
INPUT VOLTAGE (V)
Output Voltage
vs. Output Current
5.25
5.20
5.15
VIN = 12V
VOUT = 5V
5.10
5.05
5.00
4.95
4.90
4.85
4.80
4.75
0
5
10
15
20
25
OUTPUT CURRENT (mA)
Dropout Voltage
vs. Temperature
2.4
2.3
VOUT = 5V
2.2
IOUT = 25mA
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
-50 -25
0
25 50 75 100 125
TEMPERATURE (°C)
Quiescent Supply Current
11.0
vs. Temperature
10.0
9.0
VIN = 12V
VOUT = 5V
IOUT = 0mA
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
-50 -25
0
25 50 75 100 125
TEMPERATURE (°C)
Output Voltage
vs. Temperature
5.25
5.20
5.15
5.10
VIN = 12V
VOUT = 5V
IOUT = 5mA
5.05
5.00
4.95
4.90
4.85
4.80
4.75
-50 -25 0 25 50 75 100 125
TEMPERATURE (°C)
FB Voltage
vs. Input Voltage
1.31
1.30
1.29
VOUT = 5V
IOUT = 5mA
1.28
1.27
1.26
1.25
1.24
1.23
0
20
40
60
80
100 120
INPUT VOLTAGE (V)
Output Voltage
vs. Input Voltage
5.15
5.10
VIN = 12V
VOUT = 5V
IOUT = 5mA
5.05
5.00
4.95
4.90
4.85
0
20
40
60
80
100 120
INPUT VOLTAGE (V)
Dropout Voltage
vs. Output Current
3.00
2.50
VOUT = 5V
ADJUSTABLE OPTION
2.00
1.50
1.00
0.50
0.00
0
5
10
15
20
25
OUTPUT CURRENT (mA)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
FB Current
vs. Input Voltage
VOUT = 5V
VFB = 1.267V
20
40
60
80
100 120
INPUT VOLTAGE (V)
July 2012
5
M9999-071112-A
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