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| ISL6262_14 Datasheet, PDF (14/27 Pages) Intersil Corporation – Two-Phase Core Regulator for IMVP-6 Mobile CPUs | |||
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ISL6262
Simplified Application Circuit for Resistive Current Sensing
V +5
V +3.3
VIN
R11
R12
VR_TT#
C9
VID<0:6>
DPRSTP#
DPRSLPVR
PSI#
MCHOK
CLK_ENABLE#
VR_ON
IMVP-6_PWRGD
REMOTE
SENSE
R2
R3
C3
3V3
RBIAS
VDD PVCC VIN
NTC
VR_TT#
SOFT
VIDs
UGATE1
BOOT1
PHASE1
DPRSTP#
ISL6262 LGATE1
DPRSLPVR
PSI#
PGND2
PGD_IN
ISEN1
CLK_EN#
VR_ON
PGOOD
VSEN
RTN
VDIFF
UGATE2
BOOT2
PHASE2
R7
FB2
LGATE2
C1
R1
C2
FB
COMP
PGND2
ISEN2
RFSET
VW
VSUM
OCSET
C9
GND DFB DROOP VO
R5
R6
R4
C4
VIN
C7
L
RS
C6
R10
RL
CL
ISEN2
R8
VO'
VSUM
VIN
C8
L
RS
C5
R11
RL
CL
ISEN2
R9
VO'
VSUM
VSUM
CHF
VO'
VO
CO
FIGURE 27. ISL6262 BASED TWO-PHASE BUCK CONVERTER WITH RESISTIVE CURRENT SENSING
14
FN9199.2
May 15, 2006
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