ISL6333ACRZ Intersil, ISL6333ACRZ Datasheet - Page 9

• Manufacturer Part Number: ISL6333ACRZ
• Description: IC CTRLR PWM 3PHASE BUCK 48-QFN
• Manufacturer: Intersil

Specifications of ISL6333ACRZ

• Applications: Controller, Intel VR11
• Voltage - Input: 5 ~ 12 V
• Number Of Outputs: 1
• Voltage - Output: 0.5 ~ 1.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-VQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Block Diagram - ISL6333C
COMP
RGND
VDIFF
VSEN
IMON
VID7
VID6
VID5
VID4
VID3
VID2
VID1
VID0
OFS
DVC
REF
APA
FB
FS
OFFSET
DYNAMIC
x2
UNDERVOLTAGE
VID
D/A
OVERVOLTAGE
I_TRIP
DETECTION
DETECTION
I_AVG
x1
LOGIC
LOGIC
V
OCP
LINE PREVENTION
OPEN SENSE
OCP
9
1kΩ
OCP
RGND
ISL6333, ISL6333A, ISL6333B, ISL6333C
ISL6333, ISL6333A, ISL6333B, ISL6333C
I_AVG
E/A
OCP
VR_RDY
ADAPTIVE PHASE
FAULT LOGIC
SOFT-START
ALLIGNMENT
MODULATOR
GENERATOR
CLOCK AND
WAVEFORM
CIRCUITRY
AND
SS
CHANNEL
CURRENT
BALANCE
CURRENT
APP AND APA
APP AND APA
APP AND APA
MODULATOR
MODULATOR
MODULATOR
LIMIT
AND
I_AVG
GND
+
PWM1
PWM2
PWM3
+
LOW POWER
∑
1
N
CIRCUITRY
+
STATE
0.85V
EN
POWER-ON
RESET
CURRENT
CURRENT
CURRENT
SENSE
SENSE
SENSE
CHANNEL
CH3
CH1
CH2
DETECT
MOSFET
MOSFET
MOSFET
DRIVER
DRIVER
DRIVER
R
R
R
ISEN1
ISEN3
ISEN2
October 8, 2010
CPURST_N
PVCC1
PVCC3
PUVCC
PVCC2
PSI#
VCC
BOOT1
UGATE1
PHASE1
LGATE1
BOOT2
UGATE2
PHASE2
LGATE2
BOOT3
UGATE3
PHASE3
LGATE3
ISEN3-
ISEN3+
ISEN2-
ISEN2+
ISEN1-
RSET
ISEN1+
FN6520.3