Datasheet

Data Sheet ADP2442
Rev. 0 | Page 27 of 36
OTHER TYPICAL CIRCUIT CONFIGURATIONS
Figure 64. Typical Application Circuit, V
IN
= 24 V ± 10%, V
OUT
= 12 V, f
SW
= 600 kHz
Table 15. Calculated Component Values for Figure 64
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, 10000 pF, 50 V, 10%, X7R, 0603 ECJ-1VB1H103K
1 C7 22 µF Capacitor ceramic, 22 µF, 25 V, X7R, 1210 GRM32ER71E226K
1 C8 N/A
1
N/A
1
N/A
1
1 L1 33.3 µH Inductor CoilCraft MSS1038-333ML
1 C6 0.1 µF Capacitor ceramic, 0.1 µF, 50 V, X7R, 0805 ECJ-2FB1H104K
1 C10 220 pF Capacitor ceramic, 50 V Determined by user
1 R9 154 kΩ Resistor, 1/10 W, 1%, 0603, SMD Determined by user
1 R5 121 kΩ Resistor, 1/10 W, 1%, 0603, SMD Determined by user
1 R2 191 kΩ Resistor, 1/10 W, 1%, 0603, SMD Determined by user
2 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
1
N/A means not applicable.
V
IN
:
24V
FB
COMP
EN
PGOOD
FREQ
SYNC/ MODE
PGND
VIN
SW
BST
AGND
VCC
ADP2442
V
OUT
:
12V, 1A
C3
1µF/25V
C4
1µF/25V
L1
33.3µH
R9
154kΩ
R7
50kΩ
EXT
PGOOD
R5
121kΩ
C6
0.1µF
C7
22µF/
25V
C2
4.7µF/
50V
C1
4.7µF/
50V
C5
10nF/50V
C10
220pF
R3
10kΩ
R2
191kΩ
10667-165
CLOCK:
600k±30%
VCC