isl6333 Intersil Corporation, isl6333 Datasheet - Page 39

• Manufacturer Part Number: isl6333
• Description: Three-phase Buck Pwm Controller With Integrated Mosfet Drivers And Light Load Efficiency Enhancements For Intel Vr11.1 Applications
• Manufacturer: Intersil Corporation

Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without
notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and
reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result
from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries.
(CF1)
R
T
C
3
+5V
R
C
IMON
R
R
REF
R
C
APA
R
All Intersil U.S. products are manufactured, assembled and tested utilizing ISO9000 quality systems.
OFS
SS
C
R
DVC
2
1
1
R
FB
VID5
GND
VID7
VID6
VID4
VID3
VID2
VR_RDY
IMON
Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality
IDROOP
COMP
APA
VCC
OFS
FS
REF
VID1
VID0
PSI#
C
FB
SS
EN
R
2
DVC
For information regarding Intersil Corporation and its products, see www.intersil.com
DVC
39
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
April 10, 2008
LOAD
FN6520.0