ADP5022 Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
Fabricante
ADP5022 Datasheet PDF : 28 Pages
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ADP5022
100
90
80
70
60
50
40
30
20
10
0
0.001
0.01
0.1
IOUT (A)
VIN = 5.5V
VIN = 4.5V
VIN = 3.6V
VIN = 2.4V
1
Figure 16. Buck2 Efficiency vs. Load Current, Across Input Voltage,
VOUT2 = 1.8 V, PWM Mode
100
90
80
70
60
50
40
30
20
10
0
0.0001
0.001
0.01
IOUT (A)
VIN = 2.4V
VIN = 3.6V
VIN = 4.5V
VIN = 5.5V
0.1
1
Figure 17. Buck1 Efficiency vs. Load Current, Across Input Voltage,
VOUT1 = 0.8 V, Auto Mode
100
90
80
70
60
50
40
30
20
10
0
0.001
0.01
0.1
IOUT (A)
VIN = 2.4V
VIN = 3.6V
VIN = 4.5V
VIN = 5.5V
1
Figure 18. Buck1 Efficiency vs. Load Current, Across Input Voltage,
VOUT1 = 0.8 V, PWM Mode
100
90
80
70
60
50
40
30
20
TA = –40°C
TA = +25°C
10
TA = +85°C
0
0.0001
0.001
0.01
0.1
1
IOUT (A)
Figure 19. Buck1 Efficiency vs. Load Current, Across Temperature,
VOUT1 = 3.3 V, Auto Mode
100
90
80
70
60
50
40
30
20
TA = +25°C
TA = –40°C
10
TA = +85°C
0
0.0001
0.001
0.01
0.1
1
IOUT (A)
Figure 20. Buck2 Efficiency vs. Load Current, Across Temperature,
VOUT2 = 1.8 V, Auto Mode
3.5
3.4
TA = +25°C
TA = –40°C
3.3
TA = +85°C
3.2
3.1
3.0
2.9
2.8
2.7
2.6
2.5
0
0.1
0.2
0.3
0.4
0.5
0.6
OUTPUT CURRENT (A)
Figure 21. Buck2 Switching Frequency vs. Output Current, Across
Temperature, VOUT2 = 1.8 V, PWM Mode
Rev. C | Page 10 of 28
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