ISL6366 Datasheet, PDF (4/44 Pages) Intersil Corporation – Dual 6-Phase + 1-Phase PWM Controller for VR12/IMVP7 Applications

ISL6366
ISL6366 Internal Block Diagram
FSS_DRPS
VR_RDYS
PWMS
ISL6366A
& ISL6367
ONLY;
ISL6366
= NC4-5
ISENIN+
ISENIN-
TMS
VSENS
HFCOMPS/DVCS
FBS
RGNDS
COMPS
VR_RDY
BTS_DES_TCOMPS
BT_FDVID_TCOMP
NPSI_DE_IMAX
ADDR_IMAXS_TMAX
SVCLK
SVALERT#
SVDATA
INPUT
CURRENT
MONITOR
THERMAL
MONITOR
IIN
I_TRIP
-
OCP
+
THGS
HIGH FREQUENCY
COMPENSATION
IDROOPS
+
OVP
-
+
-
175mV
+
E/A
++
-
VR1: CLOCK AND
RAMP GENERATOR
SOFT-START
AND
FAULT LOGIC
EAPP
MODULATOR
DAC &
OFFSET
TCOMPS
SVID BUS
INTERFACE
TMAX
VR1 REGs
VR0 REGs
VR0: CLOCK AND
RAMP GENERATOR
N
TCOMPS
E/A
THGS
TEMPERATURE
COMPENSATION
AVERAGE & PEAK
CURRENT LIMIT
1.11V
-
OCP
+
IDROOPS
1.15V
LATCH
POWER-ON
RESET (POR)
RESET
- ^0.85V
+
- ^0.85V
+
ISL6367
ONLY;
ISL6366 &
ISL6366A
= NC1-3
I2CLK
PMALERT#
I2DATA
TCOMP
PSI#
I²C /PMBUS
INTERFACE
DAC &
THGS THG IIN OFFSET
VSEN
RGND
DVC
FB
PSICOMP
X4/3
+ _REF
+
SOFT-START
AND
FAULT LOGIC
+
-
175mV
+
E/A
-
HFCOMP
PSI#
IDROOP
HIGH FREQUENCY
COMPENSATION
COMP
“SICI” FOR
ISL6366:
“IAUTO” FOR
ISL6366A &
ISL6367
SICI
AUTO PHASE SHED
SHEDDING
+
1.11V _OCP
-
IMON
GND
VR_HOT#
TM
1.15V
I_TRIP
1
N
TMAX
TCOMP
Σ
THERMAL
MONITOR
THG
TEMPERATURE
COMPENSATION
GAIN ADJUST
EAPP
MODULATOR
EAPP
MODULATOR
EAPP
MODULATOR
EAPP
MODULATOR
CHANNEL
CURRENT
BALANCE
AND PEAK
CURRENT LIMIT
CHANNEL
SHED _DETECT
N
TEMPERATURE
COMPENSATION
CHANNEL
CURRENT
SENSE
ISENS+
ISENS-
IMONS
FS_DRP
RAMP_ADJ
VCC
EN_VTT
EN_PWR_CFP
CFP FOR
ISL6367 &
ISL6366A
PWM1
PWM2
PWM5
PWM6
ISEN1+
ISEN1-
ISEN2+
ISEN2-
ISEN3+
ISEN3-
ISEN4+
ISEN4-
ISEN5+
ISEN5-
ISEN6+
ISEN6-
RSET
4
FN6964.0
January 3, 2011