ISL6265 Intersil Corporation, ISL6265 Datasheet - Page 2

• Manufacturer Part Number: ISL6265
• Description: Multi-Output Controller
• Manufacturer: Intersil Corporation

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Function Block Diagram
OCSET_NB
OFS/FIXEN
PWROK
VDIFF0
OCSET
COMP0
VDIFF1
VSEN0
RBIAS
VSEN1
RTN0
RTN1
ISP0
ISN0
SVD
VW0
ISN1
SVC
ISP1
FB0
CURRENT
CURRENT
SENSE
SENSE
RTN_NB
2
1
1
FIGURE 1. SIMPLIFIED FUNCTION BLOCK DIAGRAM OF ISL6265
DROOP
V0
V1
NO DROOP
I_OFS
VREF_NB
PSI_L
VREF0
VREF1
NO
VSEN_NB
I_OFS
MODE
PROTECTION
NO
DROOP
∑
∑
I_OFS
FAULT
1
1.5kΩ
VNB
ISEN0
ISEN1
VREF1
VREF0
FB1
FB_NB
VREF_NB
ISL6265
3.0kΩ
VNB
ISEN0
ISEN1
V0
V1
E/A
CURRENT
BALANCE
FLT
E/A
MODE
MODE
E/A
VIN
COMP_NB
RTN1
COMP1
MODULATOR
MODULATOR
MODE
FSET_NB
I
CORE
VW0
VIN
VW1
NB
SOFT-START
RESET AND
POWER-ON
I
FSET_NB
LOGIC
I
VW1
FLT
FLT
FLT
PSI_L
PSI_L
PSI_L
SHOOT-THRU
PROTECTION
SHOOT-THRU
PROTECTION
DE MODE
SHOOT-THRU
PROTECTION
DE MODE
DE MODE
MOSFET
DRIVER
MOSFET
DRIVER
MOSFET
DRIVER
PVCC
PVCC
PVCC
BOOT_NB
UGATE_NB
PHASE_NB
LGATE_NB
PGND_NB
ENABLE
VCC
GND
VIN
BOOT0
UGATE0
PHASE0
LGATE0
BOOT1
UGATE1
PHASE1
LGATE1
PGND1
PVCC
PGOOD
PGND0
May 7, 2008
FN6599.0