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| ISL6262_14 Datasheet, PDF (13/27 Pages) Intersil Corporation – Two-Phase Core Regulator for IMVP-6 Mobile CPUs | |||
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ISL6262
Simplified Application Circuit for DCR Current Sensing
V +5
V +3.3
VIN
VR_TT#
VID<0:6>
DPRSTP#
DPRSLPVR
PSI#
MCHOK
R12
3V3
VDD PVCC VIN
RBIAS
VIN
NTC
R13
VR_TT#
C8
SOFT
VIDs
UGATE1
BOOT1
C6
PHASE1
DPRSTP#
ISL6262 LGATE1
DPRSLPVR
PSI#
PGND2
PGD_IN
ISEN1
C7
LO
R10
RL
CL
ISEN2
R8
VO'
VSUM
CLK_ENABLE#
VR_ON
IMVP-6_PWRGD
REMOTE
SENSE
R2
R3
C3
R7
C1
R1
C2
RFSET
C9
CLK_EN#
VR_ON
VIN
PGOOD
VSEN
RTN
VDIFF
FB2
FB
COMP
UGATE2
BOOT2
C5
PHASE2
LGATE2
PGND2
ISEN2
C8
LO
R11
RL
CL
ISEN1
R9
VO'
VSUM
VW
GND DFB
VSUM
OCSET
DROOP VO
VSUM
R5
R4
C4
R6
RN
NTC
CCS
NETWORK
VO'
VO
CO
FIGURE 26. ISL6262 BASED TWO-PHASE BUCK CONVERTER WITH INDUCTOR DCR CURRENT SENSING
13
FN9199.2
May 15, 2006
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