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| ISL78268 Datasheet, PDF (7/33 Pages) Intersil Corporation – Integrated 2A sourcing | |||
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ISL78268
Typical Application Schematics
VIN
EN_IC
PVCC
RIMON
CPLLCMP2
CIN
VIN
EN
RSVCC
VCC
CVCC
CIMON
RFSYNC
IMON/DE
FSYNC
RPLLCMP
CPLLCMP1
RSLOPE
PLL_COMP
SLOPE
ISL78268
RCMP
CCMP
VCC
HIC/LATCH: Connect to
oeirthGHeeNiIrtChDV/eLCfroACVrTCfLCoCaHrftoHc:rhiCcL-oocanuftfcnpmhem-cootodftfdeoe
mode or GND for Hiccup
mode
COMP
SS
CSS
HIC/LATCH
SGND
PGND
ISEN1P
RSET1B
ISEN1N
PVCC
RBIAS1B
DBT
RSET1A
CISEN1
RBIAS1A
PVCC
CPVCC
BOOT
UG
CBOOT
PH
RSEN1
Q1
L
LG
ISEN2P
ISEN2N
FB
CLKOUT
PGOOD
RSET2B
Q2
RSET2A
RBIAS2B
CISEN2
RBIAS2A
VCC
RPG
POWER GOOD
RSEN2
FIGURE 3. SYNCHRONOUS BUCK WITH CONSTANT AVERAGE IOUT
VOUT
COUT
RFB1
RFB0
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7
FN8657.3
December 12, 2014
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