MAX8686 Maxim Integrated Products, MAX8686 Datasheet - Page 15

• Manufacturer Part Number: MAX8686
• Description: DC-DC Converter Delivers Up To 25A Per Phase
• Manufacturer: Maxim Integrated Products

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Figure 3. Single-Phase Application Circuit Operating at V IN = 5V
DC-DC Converter Delivers Up to 25A Per Phase
ENABLE
POWER-
(EN)
115kΩ
10nF
C3
R4
2.2nF
OK
10kΩ
C5
R1
150pF
C4
GFREQ
5.6kΩ
R5
162kΩ
LX
R16
130kΩ
200kΩ
15pF
______________________________________________________________________________________
R2
R3
C2
1µF
C17
0.22µF
330pF
C18
C1
31
32
33
34
35
36
37
38
39
40
POK
FREQ
SS
ILIM
REFIN
PHASE/REFO
COMP
RS+
RS-
BST
10Ω
+
R13
0.22µF
C16
GFREQ
Single/Multiphase, Step-Down,
C15
0.1µF
LX
MAX8686
U1
PGND
PGND
PGND
PGND
PGND
N.C.
LX
IN
IN
IN
20
19
18
17
16
15
14
13
12
11
270Ω
C13
10µF
R11
0.56µH
L11
C12
10µF
270Ω
R14
C14
1µF
4.5V TO 5.5V
C11
10µF
INPUT
C6
220µF
C7
220µF
1.2V/25A
OUTPUT
15