ADP1754 查看數據表（PDF） - Analog Devices
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ADP1754 Datasheet PDF : 20 Pages
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Data Sheet
T
VIN
3V TO 3.5V INPUT VOLTAGE STEP, 2V/µs
VOUT
2
5mV/DIV
1
CH1 500mV BW CH2 5mV
VOUT = 1.5V
CIN = COUT = 4.7µF
BW M10µs A CH4
T 9.60%
800mV
Figure 17. Line Transient Response, Load Current = 1200 mA
70
2.5V
60
50
40
1.5V
30
20
0.75V
10
0
0.0001
0.001
0.01
0.1
1
10
LOAD CURRENT (A)
Figure 18. Noise vs. Load Current and Output Voltage
10
1
1.5V
2.5V
0.1
0.75V
0.01
10
100
1k
10k
FREQUENCY (Hz)
100k
Figure 19. Noise Spectral Density vs. Output Voltage, ILOAD = 10 mA
ADP1754/ADP1755
0
1.2A
–10
800mA
400mA
–20
100mA
10mA
–30
–40
–50
–60
–70
–80
–90
–100
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 20. Power Supply Rejection Ratio vs. Frequency,
VOUT = 0.75 V, VIN = 1.75 V
0
1.2A
–10
800mA
400mA
–20
100mA
10mA
–30
–40
–50
–60
–70
–80
–90
–100
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 21. Power Supply Rejection Ratio vs. Frequency,
VOUT = 1.5 V, VIN = 2.5 V
0
1.2A
–10
800mA
400mA
–20
100mA
–30
10mA
–40
–50
–60
–70
–80
–90
–100
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 22. Power Supply Rejection Ratio vs. Frequency,
VOUT = 2.5 V, VIN = 3.5 V
Rev. F | Page 9 of 20
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