ISL6529 Datasheet, PDF (3/19 Pages) Intersil Corporation – Dual Regulator.Synchronous Rectified Buck PWM and Linear Power Controller

Block Diagram
VOLTAGE
REFERENCE
5VCC
POWER-ON
RESET (POR)
FB2
12VCC
DRIVE2
EA2
INHIBIT
SOFT-START
GND
SHUTDOWN
SOFT-
START
AND FAULT
LOGIC
RESTART
+5VCC
OSCILLATOR
UV2
INHIBIT
SOFT-START
PWM
EA1
COMP1
UV1
FB COMP
+5V
GATE
LOGIC
12VCC
UGATE
LGATE
PGND