Datasheet

MAX8650
4.5V to 28V Input Current-Mode Step-Down
Controller with Adjustable Frequency
______________________________________________________________________________________ 15
SYNC
EN
ON
R1
R2
R5
R6
C4
C3
C12
R11
Q1
Q2
D2
D1
OPTIONAL
C10
C5
FSYNC
EN
POK
SYNCO
SCOMP
ILIM2
REFIN
SS
COMP
FB
OVP
2
4
5
6
7
8
9
10
12
14
15
13
MODE
BST
DH
LX
DL
PGND
VL
IN
AVL
CS+
CS-
GND
1
11
24
3
23
22
21
20
19
18
17
C8A
C13
R12
V
OUT
0.9V ±8A
V
IN
10.8V TO 13.2V
L1
C14
C9
C11
C6
C7
R9
R8
OFF
POK
SYNCO
MAX8650
C2
C1
R10
C8B C8C C8D C8E
ILIM1
16
V
REFIN
0.9V
DC
R7
Figure 4. Applications Circuit with 400kHz Switching, 12V Input, and 0.9V ±8A Output