ISL65426_07 Datasheet, PDF (6/22 Pages) Intersil Corporation – 6A Dual Synchronous Buck Regulator with Integrated MOSFETs

Functional Block Diagram
ISL65426
EN2 EN VCC GND EN1
POWER-ON
RESET (POR)
PVINx
FB1
V1SET1
V1SET2
PGOOD1
SOFT
START
SLOPE
COMPENSATION
EA
GM
OUTPUT
VOLTAGE
CONFIG
COMPENSATION
PWM
CONTROL
LOGIC
UV
POWER GOOD
PWM
REFERENCE
0.60V
THERMAL
MONITOR
CURRENT
SENSE
GATE
DRIVE
SOFT
START
FB2
V2SET1
V2SET2
SOFT
START
SLOPE
COMPENSATION
OUTPUT
VOLTAGE
CONFIG
EA
GM
COMPENSATION
POR
PWM
CONTROL
LOGIC
OV UV
POWER GOOD
CURRENT
SENSE
GATE
DRIVE
POWER
DEVICE
CONFIG
PGOOD2
PVINx
LXx
EPAD GND
ISET1
ISET2
PVINx
LXx
EPAD GND
6
FN6340.2
February 21, 2007