ADP2301-EVALZ Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
Fabricante
ADP2301-EVALZ Datasheet PDF : 28 Pages
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Data Sheet
100
90
80
70
60
50
INDUCTOR: LPS6225-472MLC
DIODE: B230A
40
0
0.2
0.4
0.6
VOUT = 1.8V
VOUT = 1.2V
VOUT = 0.8V
0.8
1.0
1.2
IOUT (A)
Figure 10. Efficiency Curve, VIN = 3.3 V with External 5.0 V Bootstrap Bias
Voltage, fSW = 1.4 MHz
100
VOUT = 1.8V
VOUT = 1.2V
VOUT = 0.8V
90
80
70
60
50
INDUCTOR: LPS6225-103MLC
DIODE: B230A
40
0
0.2
0.4
0.6
0.8
IOUT (A)
1.0
1.2
Figure 11. Efficiency Curve, VIN = 3.3 V with External 5.0 V Bootstrap Bias
Voltage, fSW = 700 kHz
0.20
0.15
FSW = 1.4MHz
FSW = 700kHz
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
0
0.2
0.4
0.6
0.8
1.0
1.2
IOUT (A)
Figure 12. Load Regulation, VOUT = 3.3 V, VIN = 12 V
ADP2300/ADP2301
0.20
fSW = 1.4MHz
0.15
fSW = 700kHz
0.10
0.05
0
–0.05
–0.10
–0.15
–0.20
5
8
11
14
17
20
VIN (V)
Figure 13. Line Regulation, VOUT = 3.3 V, IOUT = 500 mA
1600
1400
fSW = 1.4MHz
fSW = 700kHz
1200
1000
800
600
400
–50
–20
10
40
70
TEMPERATURE (°C)
100
130
Figure 14. Frequency vs. Temperature
1600
1400
1200
1000
800
600
400
2
fSW = 1.4MHz
fSW = 700kHz
5
8
11
14
17
20
VIN (V)
Figure 15. Frequency vs. VIN
Rev. C | Page 7 of 28
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