ISL6313 INTERSIL [Intersil Corporation], ISL6313 Datasheet - Page 32

• Manufacturer Part Number: ISL6313
• Description: Two-Phase Buck PWM Controller with Integrated MOSFET Drivers for Intel VR11 and AMD Applications
• Manufacturer: INTERSIL [Intersil Corporation]

(CF1)
R
T
C
3
+5V
R
C
IOUT
R
R
REF
R
APA
OFS
SS
C
R
1
1
C
VID5
GND
R
VID7
VID6
VID4
VID3
VID2
VRSEL
PGOOD
IOUT
COMP
APA
VCC
OFS
FS
REF
VID1
VID0
FB
SS
EN
DVC
2
R
FB
C
2
R
DVC
32
FIGURE 27. PRINTED CIRCUIT BOARD POWER PLANES AND ISLANDS
DVC
ISL6313
VSEN
UGATE1
UGATE2
PHASE1
LGATE1
PHASE2
LGATE2
BOOT1
ISEN1+
BOOT2
ISEN2-
ISEN2+
ISEN1-
RGND
PVCC
RSET
+5V VCC
C
BOOT1
(CF2)
C
BOOT2
ISL6313
R
SET
+12V
+12V
(MINIMIZE CONNECTION PATH)
LOCATE CLOSE TO IC
C
C
BIN1
BIN2
KEY
LOCATE NEAR SWITCHING TRANSISTORS;
ISLAND ON POWER PLANE LAYER
ISLAND ON CIRCUIT PLANE LAYER
VIA CONNECTION TO GROUND PLANE
HEAVY TRACE ON CIRCUIT PLANE LAYER
(MINIMIZE CONNECTION PATH)
R
R
1
1
C
C
1
1
(MINIMIZE CONNECTION
LOCATE NEAR LOAD;
(C
HFOUT
)
PATH)
C
BOUT
March 5, 2007
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