isl6237 Intersil Corporation, isl6237 Datasheet - Page 23

• Manufacturer Part Number: isl6237
• Description: High-efficiency, Quad-output, Main Power Supply Controllers For Notebook Computers
• Manufacturer: Intersil Corporation

LDOREFIN
UGATE1
EN_LDO
PHASE1
LGATE1
BOOT1
OUT1
ILIM1
GND
LDO
BYP
EN1
EN2
FB1
VIN
PVCC
23
CLEAR FAULT
POWER-ON
SEQUENCE
LDO
LATCH
SW THRES.
FIGURE 64. DETAIL FUNCTIONAL DIAGRAM ISL6237
OUT1
CONTROLLER
PWM BUCK
SYNCH.
SMPS1
POK1
EN1
TON
ISL6237
SHUTDOWN
SHUTDOWN
SKIP#
THERMAL
THERMAL
EN2
POK2
CONTROLLER
PWM BUCK
SYNCH.
SMPS2
INTERNAL
LOGIC
OUT2
REF
PVCC
10 :
BOOT2
UGATE2
PHASE2
LGATE2
PGND
ILIM2
REFIN2
OUT2
POK2
POK1
VCC
PVCC
REF
March 16, 2007
FN6418.1