ISL78206 Datasheet, PDF (4/19 Pages) Intersil Corporation – 40V 2.5A Buck Controller with Integrated High-side 40V 2.5A Buck Controller with Integrated High-side

Block Diagram
VCC
VIN
BIAS LDO
SGND
EN
POWER-ON
RESET
CONTROL LOGIC
OCP, OVP, OTP
PGOOD
CURRENT
MONITOR
VIN (x2)
VCC
ILIMIT
BOOT
SYNC
FS
OSCILLATOR
VCC
5µA
SOFT-START
LOGIC
SS
VOLTAGE
MONITOR
0.8V
REFERENCE
EA
SLOPE
COMPENSATION
+
+
COMPARATOR
FB
COMP
FIGURE 3. BLOCK DIAGRAM
GATE DRIVE
BOOT REFRESH
PHASE (x2)
LGATE
PGND