ISL6263 INTERSIL [Intersil Corporation], ISL6263 Datasheet - Page 5

• Manufacturer Part Number: ISL6263
• Description: 5-Bit VID Single-Phase Voltage Regulator for IMVP-6+ Santa Rosa GPU Core
• Manufacturer: INTERSIL [Intersil Corporation]

Simplified Application Circuit for Resistive Current Sensing
FIGURE 3. ISL6263 GPU RENDER-CORE VOLTAGE REGULATOR SOLUTION WITH RESISTIVE CURRENT SENSING
V
V
CC_SNS
SS_SNS
R
R
DIFF2
COMP
R
C
FSET
R
COMP1
DIFF1
C
C
COMP2
5
DIFF
C
R
R
C
SOFT
RBIAS
I2UA
C
VDD
FSET
RBIAS
SOFT
I2UA
PGOOD
VID<0:4>
VR_ON
AF_EN
FDE
VSEN
RTN
VW
COMP
FB
VDIFF
VDD
ISL6263
R
VSS
VDD
PVCC
R
ISL6263
DROOP
GND
UGATE
PHASE
OCSET
LGATE
0
BOOT
PGND
VSUM
DFB
VIN
VO
R
C
OCSET
BOOT
C
R
N
DRP2
R
Q
DRP1
HS
Q
C
LS
PVCC
C
DRP
V
L
5V
OUT
R
S
R
SNS
June 10, 2010
C
C
IN
OUT
V
FN9213.2
V
CCGFX
IN