ISL6592 Datasheet, PDF (4/21 Pages) Intersil Corporation – 6-Phase Digital Multiphase Controller

Typical VRM Application
+8V to +12V
+5V to +12V
+3.3V
From
µP
To µP
Fault
Outputs
I2CI/F
Bus
Crowbar
Control
(optional)
VDD
V12_SEN
GND
ISL6592
OUT1
VID4
OUT2
VID3
ISEN1
VID2
OUT3
VID1
OUT4
VID0
ISEN2
VID5
OUT5
LL0
OUT6
LL1
ISEN3
OUTEN
OUT7
OUT8
VCC_PWRGD ISEN4
OUT9
OUT10
ISEN5
FAULT1
OUT11
FAULT2
OUT12
ISEN6
SDA
TEMP_SEN
SCL
CAL_CUR_EN
SADDR CAL_CUR_SEN
VSENP
VSENN
ISL6592
VDRIVE
VCC
ISL6597
PWM
VSW
NDRIVE
NGATE
HSS
GND
VDRIVE
VCC
ISL6597
PWM
VSW
NDRIVE
NGATE
HSS
GND
VDRIVE
VCC
ISL6597
PWM
VSW
NDRIVE
NGATE
HSS
GND
VDRIVE
VCC
ISL6597
PWM
VSW
NDRIVE
NGATE
HSS
GND
VDRIVE
VCC
ISL6597
PWM
VSW
NDRIVE
NGATE
HSS
GND
VDRIVE
VCC
ISL6597
PWM
VSW
NDRIVE
NGATE
HSS
GND
RTHERM
FIGURE 2. 6-PHASE VRM DESIGN WITH ISL6597
4
Vout
RTN
FN9163.1
August 5, 2005