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ISL6263C Datasheet, PDF (4/18 Pages) Intersil Corporation – 5-Bit VID Single-Phase Voltage Regulator with Current Monitor for GPU Core Power
ISL6263C
Simplified Application Circuit for Resistive Current Sense
RVDD
CVDD
RRBIAS
CSOFT
VDD
RBIAS
SOFT
PVCC
VIN
UGATE
V5V
CPVCC
QHS
CIMON
RIMON
PGOOD
IMON
BOOT
PHASE
CBOOT
LOUT
RSNS
VID<0:4>
QLS
VR_ON
LGATE
AF_EN
PGND
FDE
VOUT
VSEN
VGND
RTN
RS
VW
ISP
ISL6263C
RFSET
CFSET
CN
VO
CCOMP1
RCOMP CCOMP2
RDIFF2
CDIFF
RDIFF1
COMP
FB
OCSET
ISN
VDIFF
VSS
ICOMP
RGND
0Ω
ROCSET RIS1
RIS2
CIS
VIN
CIN
VOUT
COUT
FIGURE 3. ISL6263C GPU CORE VOLTAGE REGULATOR SOLUTION WITH RESISTOR CURRENT SENSE
4
FN6745.1
July 8, 2010