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ADP2442ACPZ-R7 Folha de dados(PDF) 30 Page - Analog Devices

Nome de Peças ADP2442ACPZ-R7
Descrição Electrónicos  36 V,1 A, Synchronous, Step-Down, DC-to-DC Regulator with External Clock Synchronization
PDF  36 Pages
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Fabricante Electrônico  AD [Analog Devices]
Página de início  http://www.analog.com
Logo AD - Analog Devices

ADP2442ACPZ-R7 Folha de dados(HTML) 30 Page - Analog Devices

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ADP2442
Data Sheet
Rev. B | Page 30 of 36
Figure 67. Typical Application Circuit, VIN = 24 V ± 10%, VOUT = 3.3 V, fSW = 700 kHz
Table 18. Calculated Component Values for Figure 67
Quantity
Reference
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
10 nF
Capacitor ceramic, 10 nF, 50 V, 10%, X7R, 0603
ECJ-1VB1H103K
1
C7
22 µF
Capacitor ceramic, 22 µF, 16 V, X7R, 1210
GRM32ER71C226KEA8L
1
C8
10 µF
Capacitor ceramic, 10 µF, 25 V, X7R, 1210
GRM32DR71E106KA12L
1
L1
12.3 µH
Inductor
CoilCraft MSS1038T-123ML
1
C6
0.1 µF
Capacitor ceramic, 0.1 µF, 50 V, X7R, 0805
ECJ-2FB1H104K
1
C10
190 pF
Capacitor ceramic, 50 V
Determined by user
1
R9
132 kΩ
Resistor, 1/10 W, 1%, 0603, SMD
Determined by user
1
R5
115 kΩ
Resistor, 1/10 W, 1%, 0603, SMD
Determined by user
1
R2
45.3 kΩ
Resistor, 1/10 W, 1%, 0603, SMD
Determined by user
1
R3
10 kΩ
Resistor, 1/10 W, 1%, 0603, SMD
Determined by user
1
R7
50 kΩ
Resistor, 1/10 W, 1%, 0603, SMD
Determined by user
VIN:
24V
FB
COMP
EN
PGND
VIN
SW
ADP2442
VOUT:
3.3V, 1A
C3
1µF/25V
C4
1µF/25V
L1
12.3µH
R9
132kΩ
R7
50kΩ
EXT
PGOOD
R5
115kΩ
C6
0.1µF
C7
22µF/
16V
C2
4.7µF/
50V
C1
4.7µF/
50V
C5
10nF/50V
C10
190pF
R3
10kΩ
C8
10µF/
16V
R2
45.3kΩ
CLOCK:
700k±30%
VCC



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