MAX1531 Maxim Integrated Products, MAX1531 Datasheet - Page 17

• Manufacturer Part Number: MAX1531
• Description: (MAX1530 / MAX1531) Multiple-Output Power-Supply Controllers for LCD Monitors
• Manufacturer: Maxim Integrated Products

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Figure 3. IC Functional Diagram
Multiple-Output Power-Supply Controllers for
RESET
COMP
RSTIN
ONL2
ONL3
ONL4
ONL5
DRV1
DRV2
FREQ
______________________________________________________________________________________
FBL1
FBL2
GND
ILIM
CSH
SEQ
CSL
EN
FB
V
V
REF
REF
300mV
START
LR1
0.9VREF
START
LR2
0.9VREF
SOFT-
SOFT-
TIMER
SEQUENCE
VLOK
COMP
FB
ILIM
PGND
CLOCK
EN
CONTROLLER
STEP-DOWN
OSC
SS DONE
SLOPE
ON5
SEQ
FLT1
FLTCS
LDO2EN
FLT2
ON4
DC-DC EN
EN
ON3
ON2
IN
FAULT
LOGIC
REF
FLTM
LDO3EN
LDO4EN
LDO5EN
FLTM
DH
LX
DL
FLT3
FLT4
FLT5
VLOK
V
HIGH-SIDE
LOW-SIDE
REF
DRIVER
DRIVER
VL
THERMAL
VL
LCD Monitors
0.9VREF
0.9VREF
400mV
MAX1531
START
START
SOFT-
SOFT-
SOFT-
START
LR3
LR4
LR5
V
V
V
REF
REF
REF
IN
VL
BST
DH
LX
DL
PGND
DRV3
FBL3
DRV4
FBL4
DRV5
FBL5
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