Rainbow Electronics MAX8712 - Manual (Page 12)

MAX8710/MAX8711/MAX8712
Low-Cost Linear-Regulator
LCD Panel Power Supplies
12 ______________________________________________________________________________________
POSB
AVDD
OUTB
120kΩ
MMBD4148SE
(FAIRCHILD)
MMBD4148
2x MMBD4148SE
(FAIRCHILD)
0.22µF
0.47µF
1µF
R5
110kΩ
1%
R6
100kΩ
1%
100kΩ
OUTB
DRVN
FBN
NEGB
OUTL
AVDD
10V/300mA
GON
27V/20mA
GND
GND IN
10.8V TO 13.2V
IN
0.1µF
10µF
4.7µF
0.1µF
1µF
0.1µF
R3
325kΩ
1%
0.1µF
0.1µF
C1
47pF
R2
33.2kΩ
1%
R4
33.2kΩ
1%
R1
100kΩ
1%
GOFF
-5V/50mA
REF
5V/1mA
SHDN
SUPB
MAX8711
INL
REF
SHDN
DLP
FBP
DRVP
FBL
1µF
0.1µF
Figure 2. Typical Operating Circuit of the MAX8711