APW7276 Datasheet, PDF (11/21 Pages) Anpec Electronics Coropration – PMIC for LCD Bias Power

APW7276
Block Diagram
REF
FB
VIN
VIN
UVLO
REF
COMP
Q4
Logic
Control
EAMP
Slope
Compensation
1.5MHz
Oscill-
ator
REF
OK
OTP
BSW
LX
5µA
PWM
Logic
Control
Gate
Driver _Q1
Current
Sense
Amplifier
Current
Limit
Comparator
Current REF
Q2
FB
GND
VS
EN
POS
VCOM
CDLY
PS
Shutdown
and
Soft-start
Control
SUP
VGL
Soft-start
1V
Q5
FBOK 10µA
Shutdown
Q3
15ms
Delay
FBOK
EN
VGH
Logic
Control
VGL
Logic
Control
SUP
P1
DRVP
N1
REF
SUP
FBP
P2
DRVN
N2
FBN
Copyright © ANPEC Electronics Corp.
11
Rev. A.3 - Jun., 2013
www.anpec.com.tw