ISL78225 Datasheet, PDF (6/21 Pages) Intersil Corporation – 4-Phase Interleaved Boost PWM Controller with Light Load Efficiency Enhancement

Typical Application 2: 4-Phase Standard Boost Converter with DCR Current Sensing
VIN
+
VOUT_SEN
FS
SS
COMP
FB
VCC
VREF2
GND
SLOPE
PLL_COMP
SYNC
CLK_OUT
PWM_INV
PWM_TRI
ISL78225
VCC
VCC
VIN
NC
NC
ISEN4P
ISEN4N
ISEN2P
ISEN2N
NC
NC
ISEN3P
ISEN3N
ISEN1P
ISEN4P
ISEN4N
ISEN2P
ISEN2N
ISEN3P
ISEN3N
ISEN1P
ISEN1N
DCR
L
C
R
PWM1
EN
DRIVER
PWM
LGATE
EN
ISEN2P
ISEN2N
PWM2
EN
ISEN3P
ISEN3N
PWM3
EN
ISEN4P
ISEN4N
PWM4
Phase 1
Phase 2
Phase 3
Phase 4
VOUT
LOAD
+