ISL6333A INTERSIL [Intersil Corporation], ISL6333A Datasheet - Page 8
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ISL6333A
Manufacturer Part Number
ISL6333A
Description
Three-Phase Buck PWM Controller with Integrated MOSFET Drivers and Light Load Efficiency Enhancements for Intel VR11.1 Applications
Manufacturer
INTERSIL [Intersil Corporation]
Datasheet
1.ISL6333A.pdf
(40 pages)
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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ISL6333ACRZ
Manufacturer:
INTERSIL
Quantity:
20 000
Part Number:
ISL6333ACRZ-T
Manufacturer:
INFINEON/英飞凌
Quantity:
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Company:
Part Number:
ISL6333AIRZ
Manufacturer:
Intersil
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Block Diagram - ISL6333B
COMP
RGND
VDIFF
VSEN
IMON
VID1
VID7
VID6
VID5
VID4
VID3
VID2
VID0
REF
OFS
DVC
APA
FB
FS
OFFSET
DYNAMIC
x2
UNDERVOLTAGE
D/A
VID
OVERVOLTAGE
I_TRIP
DETECTION
I_AVG
DETECTION
x1
LOGIC
LOGIC
V
OCP
LINE PREVENTION
OPEN SENSE
OCP
8
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
SS
POWER-ON
RESET
CURRENT
CURRENT
CURRENT
SENSE
SENSE
SENSE
CHANNEL
CH3
CH2
CH1
DETECT
MOSFET
MOSFET
MOSFET
DRIVER
DRIVER
DRIVER
LDO
R
R
R
ISEN1
ISEN3
ISEN2
October 8, 2010
CPURST_N
PVCC1
PVCC2_3
PUVCC
BYP1
PSI#
VCC
BOOT1
UGATE1
PHASE1
LGATE1
BOOT2
UGATE2
PHASE2
LGATE2
BOOT3
UGATE3
PHASE3
LGATE3
ISEN3-
ISEN3+
ISEN2-
ISEN2+
RSET
ISEN1+
ISEN1-
FN6520.3