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Part Name
Description
ISL6263C View Datasheet(PDF) - Intersil
Part Name
Description
MFG CO.
ISL6263C
5-Bit VID Single-Phase Voltage Regulator with Current Monitor for GPU Core Power
Intersil
'ISL6263C' PDF : 18 Pages
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ISL6263C
Simplified Application Circuit for Resistive Current Sense
R
VDD
C
VDD
R
RBIAS
C
SOFT
VDD
RBIAS
SOFT
PVCC
VIN
UGATE
V
5V
C
PVCC
Q
HS
C
IMON
R
IMON
PGOOD
IMON
BOOT
PHASE
C
BOOT
L
OUT
R
SNS
VID<0:4>
Q
LS
VR_ON
LGATE
AF_EN
PGND
FDE
V
OUT
VSEN
V
GND
RTN
R
S
VW
ISP
ISL6263C
R
FSET
C
FSET
C
N
VO
C
COMP1
R
COMP
C
COMP2
R
DIFF2
C
DIFF
R
DIFF1
COMP
FB
OCSET
ISN
VDIFF
VSS
ICOMP
R
GND
0
Ω
R
OCSET
R
IS1
R
IS2
C
IS
V
IN
C
IN
V
OUT
C
OUT
FIGURE 3. ISL6263C GPU CORE VOLTAGE REGULATOR SOLUTION WITH RESISTOR CURRENT SENSE
4
FN6745.1
July 8, 2010
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