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ADP2441ACPZ-R2 数据表(PDF) 27 Page - Analog Devices

部件名 ADP2441ACPZ-R2
功能描述  36 V,1 A, Synchronous, Step-Down DC-to-DC Regulator
PDF  32 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP2441ACPZ-R2 数据表(HTML) 27 Page - Analog Devices

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Data Sheet
ADP2441
Rev. A | Page 27 of 32
VIN = 12 V ± 10%, VOUT = 5 V, fSW = 500 kHz.
R7
50kΩ
EXT
VIN
12V
FSW
500kHz
FB
COMP
EN
PGND
VIN
SW
ADP2441
VOUT
5V, 1A
C3
1µF/25V
C4
1µF/25V
C11
10nF
L1
18µH
R9
185kΩ
PGOOD
TRK
R5
118kΩ
C6
0.1µF
C7
22µF
C8
22µF
C2
4.7µF/
50V
C1
4.7µF/
50V
C5
10nF/50V
C10
270pF
R3
10kΩ
R2
73.3kΩ
Figure 62. ADP2441 Typical Application Circuit, VIN = 12 V ± 10%, VOUT = 5 V, fSW = 500 kHz
Table 16. Calculated Component Values for Figure 62
Qty.
Ref
Value
Description
Part Number
2
C1, C2
4.7 μF
Capacitor ceramic, X7R, 50 V
GRM31CR71H475KA12L
2
C3, C4
1 μF
Capacitor ceramic, 1 μF, 25 V, X7R, 10%, 0603
GRM188R71E105KA12D
2
C5, C11
10 nF
Capacitor ceramic, 10,000 pF, 50 V, 10%, X7R, 0603
ECJ-1VB1H103K
1
C7
22 μF
Capacitor ceramic, 22 μF, 25 V, X7R, 1210
GRM32ER71E226K
1
C8
22 μF
Capacitor ceramic, 22 μF, 25 V, X7R, 1210
1
L1
18.3 μH
Inductor, 18.3 μH
CoilCraft MSS1038-183ML
1
C6
0.1 μF
Capacitor ceramic, 0.1 μF, 50 V, X7R, 0805
ECJ-2FB1H104K
1
C10
270 pF
Capacitor ceramic, 50 V
Vishay, Panasonic
1
R9
185 kΩ
Resistor, 1/10 W, 1%, 0603, SMD
1
R5
118 kΩ
Resistor, 1/10 W, 1%, 0603, SMD
1
R2
74 kΩ
Resistor, 1/10 W, 1%, 0603, SMD
1
R3
10 kΩ
Resistor, 1/10 W, 1%, 0603, SMD
1
R7
50 kΩ
Resistor, 1/10 W, 1%, 0603, SMD



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