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ADP2442ACPZ-R7 数据表(PDF) 10 Page - Analog Devices

部件名 ADP2442ACPZ-R7
功能描述  36 V,1 A, Synchronous, Step-Down, DC-to-DC Regulator with External Clock Synchronization
PDF  36 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP2442ACPZ-R7 数据表(HTML) 10 Page - Analog Devices

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ADP2442
Data Sheet
Rev. B | Page 10 of 36
Figure 22. Shutdown Current vs. Temperature
Figure 23. UVLO Threshold vs. Temperature
Figure 24. Supply Current vs. Temperature
Figure 25. Enable Threshold vs. Temperature
Figure 26. PGOOD Threshold vs. Temperature
Figure 27. Switching Frequency vs. Supply
0
2
4
8
6
10
12
–50
0
50
100
150
TEMPERATURE (°C)
VIN = 36V
VIN = 4.5V
TEMPERATURE (°C)
3.9
4.0
4.1
4.2
4.3
4.4
4.5
–50
–25
0
25
50
75
100
125
UVLO, RISING VIN
UVLO, FALLING VIN
0.05
0.25
0.45
0.65
0.85
1.05
1.25
1.45
1.65
1.85
2.05
2.25
–50 –30
–10
10
30
50
70
90
110 130 150
TEMPERATURE (°C)
VIN = 36V
VIN = 24V
VIN = 12V
VIN = 4.5V
1.04
1.06
1.08
1.10
1.12
1.14
1.16
1.18
1.20
1.22
1.24
–50 –30 –10
10
30
50
70
90
110 130 150
TEMPERATURE (°C)
ENABLE RISING THRESHOLD
ENABLE FALLING THRESHOLD
60
70
80
90
100
110
120
130
–50
–30 –10
10
30
50
70
90
110 130 150
TEMPERATURE (°C)
PGOOD RISE, FB INCREASING
PGOOD FALL, FB INCREASING
PGOOD RISE, FB DECREASING
PGOOD FALL, FB DECREASING
0
200
400
600
800
1000
1200
0
5
10
15
20
25
30
35
40
VIN (V)
fSW = 300kHz
fSW = 1MHz
fSW = 700kHz



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