MAX767 Maxim, MAX767 Datasheet - Page 17

• Manufacturer Part Number: MAX767
• Description: 5V-to-3.3V / Synchronous / Step-Down Power-Supply Controller
• Manufacturer: Maxim

Figure 6. High-Accuracy CPU Power Supply with External Reference
INPUT
4.75V TO 5.5V
SHUTDOWN
ON/OFF
C9
0.22 F
22 F
20
C4
R2
(OPTIONAL)
0.01 F
C10
V
ON
REF
SYNC
______________________________________________________________________________________
CC
SS
MAX767
MAX872
5V-to-3.3V, Synchronous, Step-Down
GND
GND
VIN
PGND
VOUT
BST
DH
DL
CS
LX
FB
TO MAX767
C3
0.1 F
D1
332k, 0.1%
V
CC
10k
R8
R9
N1
N2
D2
L1
Power-Supply Controller
C1
0.01 F
C8
1000pF
C5
MAX495
V
OUT
= V
REF
(
R10
R9
R5
10k,
1%
118k, 0.1%
R3
1k,
1%
330k
R7
+ 1
R10
R1
)
R6
10k,
1%
R4
1k,
1%
C6
0.01 F
REMOTE SENSE LINE
C2
LOAD
5.1k
MIN
R11
3.38V OUTPUT
3.408V MAX
3.369V MIN
10 F CERAMIC
(LOCATE AT
P PINS)
C7
17