ISL6333CRZ Intersil, ISL6333CRZ Datasheet - Page 38

• Manufacturer Part Number: ISL6333CRZ
• Description: IC CTRLR PWM 3PHASE BUCK 48-QFN
• Manufacturer: Intersil

Specifications of ISL6333CRZ

• 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

(CF1)
R
T
C
3
+5V
R
C
IMON
R
R
REF
R
C
APA
R
OFS
SS
C
R
DVC
2
1
1
R
FB
VID5
GND
VID7
VID6
VID4
VID3
VID2
VR_RDY
IMON
IDROOP
COMP
APA
VCC
OFS
FS
REF
VID1
VID0
PSI#
C
FB
SS
EN
R
2
DVC
DVC
38
ISL6333
FIGURE 30. PRINTED CIRCUIT BOARD POWER PLANES AND ISLANDS
VDIFF
ISL6333, ISL6333A, ISL6333B, ISL6333C
VSEN
PVCC2_3
UGATE1
UGATE2
UGATE3
PHASE1
LGATE1
PHASE2
LGATE2
PHASE3
LGATE3
PVCC1
BOOT1
ISEN1+
BOOT2
ISEN2-
ISEN2+
PUVCC
BOOT3
ISEN3-
ISEN3+
ISEN1-
RGND
BYP1
RSET
+5V VCC
C
R
R
R
BOOT1
UGATE
UGATE
UGATE
(CF1)
(CF2)
(CF3)
(CF4)
C
C
BOOT2
BOOT3
R
SET
+12V
+12V
+12V
C
C
C
BIN1
BIN2
BIN3
KEY
LOCATE NEAR SWITCHING TRANSISTORS;
(MINIMIZE CONNECTION PATH)
ISLAND ON POWER PLANE LAYER
ISLAND ON CIRCUIT PLANE LAYER
VIA CONNECTION TO GROUND PLANE
HEAVY TRACE ON CIRCUIT PLANE LAYER
(MINIMIZE CONNECTION PATH)
LOCATE CLOSE TO IC
R
R
R
1
1
1
C
C
C
1
1
1
(MINIMIZE CONNECTION
LOCATE NEAR LOAD;
(C
HFOUT
)
PATH)
C
BOUT
October 8, 2010
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