ISL6566CRZ Intersil, ISL6566CRZ Datasheet - Page 3

• Manufacturer Part Number: ISL6566CRZ
• Description: IC CTRLR PWM BUCK 3PHASE 40QFN
• Manufacturer: Intersil

Specifications of ISL6566CRZ

• Applications: Controller, Intel VRM9, VRM10, and AMD Hammer Applications
• Voltage - Input: 3 ~ 12 V
• Number Of Outputs: 1
• Voltage - Output: 0.84 ~ 1.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 40-VFQFN, 40-VFQFPN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Block Diagram
VID12.5
VRM10
RGND
COMP
VDIFF
VSEN
ISUM
IREF
VID4
VID3
VID2
VID1
VID0
REF
OFS
FB
x1
DYNAMIC
OFFSET
VID
D/A
ISEN AMP
+150mV
x 0.82
V
OVP
UVP
OVP
OVP
x1
ICOMP
3
E/A
OCSET
+1V
100µA
OC
ISEN1
∑
CHANNEL
CURRENT
BALANCE
∑
CHANNEL
CURRENT
FAULT LOGIC
SOFT-START
∑
GENERATOR
SENSE
CLOCK AND
SAWTOOTH
ISEN2
0.2V
AND
PGOOD
ISEN3
ISL6566
ISL6566
PWM1
PWM2
PWM3
1
N
∑
CONTROL
CONTROL
CONTROL
LOGIC
LOGIC
LOGIC
GATE
GATE
GATE
0.66V
CHANNEL
ENLL
DETECT
PROTECTION
PROTECTION
PROTECTION
POWER-ON
THROUGH
THROUGH
THROUGH
SHOOT-
SHOOT-
SHOOT-
RESET
GND
VCC
PVCC1
BOOT1
UGATE1
PHASE1
LGATE1
FS
PVCC2
BOOT2
UGATE2
PHASE2
LGATE2
PVCC3
BOOT3
UGATE3
PHASE3
LGATE3
March 9, 2006
FN9178.4