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ISL6266A_15 Datasheet, PDF (16/31 Pages) Intersil Corporation – Two-phase Core Controllers(Montevina, IMVP-6+)
ISL6266, ISL6266A
Simplified Application Circuit for DCR Current Sensing
+5V
+3.3V
VIN
VR_TT#
VID<0:6>
DPRSTP#
DPRSLPVR
PSI#
R12
3V3
VDD PVCC VIN
RBIAS
NTC
ISL6266A
R13
VR_TT#
C8
SOFT
VIDs
UGATE1
BOOT1
C6
PHASE1
DPRSTP#
DPRSLPVR
PSI#
PMON
LGATE1
PGND2
ISEN1
CLK_ENABLE#
CLK_EN#
VR_ON
VR_ON
IMVP-6_PWRGD
REMOTE
SENSE
R2
R3
C3
PGOOD
VSEN
RTN
VDIFF
UGATE2
BOOT2
C5
PHASE2
R7
C1
R1
C2
FB2
FB
COMP
LGATE2
PGND2
ISEN2
RFSET
VW
VSUM
OCSET
C9
GND DFB DROOP VO
R5
R4
C4
R6
RN
NTC
NETWORK
VIN
C7
LO
R10
RL
CL
ISEN1
R8
VO'
VSUM
VIN
C8
LO
R11
RL
CL
R9
ISEN2
VO'
VSUM
VSUM
CCS
VO'
VO
CO
FIGURE 32. ISL6266A BASED TWO-PHASE BUCK CONVERTER WITH INDUCTOR DCR CURRENT SENSING
16
FN6398.4
August 25, 2015