ISL6226 Datasheet, PDF (6/17 Pages) Intersil Corporation – Advanced PWM and Linear Power Controller for Portable Applications

VIN
VCC
GND
FPWM
BOOT
FSET
CLK
CLK
RAMP
POWER-ON
RESET (POR)
POR
POR
PWMEN
LINEN
SSPWM
REFERENCE
AND
SOFT START
SSLIN
SDWN
REF
PGOODP
PGOODL
LINDR
OVP
UVO
OUTPUT
VOLTAGE
MONITOR
VSEN
PWM
LATCH 1
VCC
QD
R
Q<
-
FPWM
HI
SHUTOFF
HGDR1
GATE LOGIC
DEADT
PWM/HYST
PWM ON
LO
HYST ON
GATE
CONTROL
LGDR
OVP
HYST COMP1
-
CLK1
OC LOGIC1
OC COMP1
-
EA _-
UGATE
PHASE
PVCC
LGATE
PGND
VSEN
VOLTAGE
S
CLAMP
REF
FFBK
LGATE1
MODE CHANGE
+
-
COMP
R1=20K ^LGATE
ISEN
-
LINCS1
LINCS2
LINVS
POR
LINEAR
SDWN
CONTROLLER
REF
OCSET
PWM/HYS
LOGIC
VOUT
FIGURE 1. FUNCTIONAL BLOCK DIAGRAM