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| ISL6264 Datasheet, PDF (9/24 Pages) Intersil Corporation – Two-Phase Core Controller for AMD Mobile Turion CPUs | |||
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ISL6264
Simplified Application Circuit for DCR Current Sensing
V IN
V+5
R 12
VID<0:5>
PSI_L
SET
C8
R ofs
VR_ON
CPU_PWRGD
Remote
Sense
R2
R3
C3
C1 R1
C2
RFSET
C9
RBIAS
ISL6264
SOFT
VIDs
UGATE1
BOOT1
PHASE1
OFS
PSI_L
LGATE1
PGND1
SET
ISEN1
VO
VR_ON
PGOOD
VSEN
RTN
VDIFF
UGATE2
BOOT2
PHASE2
FB
COMP
VW
LGATE2
PGND2
ISEN2
VSUM
OCSET
VIN
C7
LO
C6
R CL
L
ISEN2
R8
VSUM
DNP
ISEN2
Cf
VIN
C8
C5
VSUM
LO
RL CL
DNP
R9
ISEN1
VSUM
ISEN1
VO
R5
R4
C4
R6
RN
NTC
Network
CCS
VO
VO
CO
FIGURE 2. ISL6264 BASED TWO-PHASE BUCK CONVERTER WITH INDUCTOR DCR CURRENT SENSING
9
FN6359.1
October 16, 2006
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