ISL6558 Intersil Corporation, ISL6558 Datasheet - Page 3

• Manufacturer Part Number: ISL6558
• Description: Multi-Purpose Precision Multi-Phase PWM Controller With Optional Active Voltage Positioning
• Manufacturer: Intersil Corporation

Block Diagram
DROOP
COMP
VSEN
FB
REFERENCE
X1.15
X 0.9
0.8V
3
AND FAULT
-
+
+
-
UV
OV
START
LOGIC
SOFT-
I
TOTAL
GND
OC
+
-
E/A
+
-
PGOOD
S
LATCH
I
TRIP
OV
∑
+
+
+
+
R
+
ISL6558
∑
+
-
CORRECTION
CURRENT
∑
RESET (POR)
-
+
POWER-ON
∑
V
+
CC
GENERATOR
-
CLOCK AND
SAWTOOTH
∑
-
NUMBER
PHASE
+
-
-
-
-
+
+
+
PWM
PWM
PWM
PWM
DETECTOR
CHANNEL
THREE-STATE
FS/EN
ISEN1
ISEN2
ISEN3
ISEN4
PWM3
PWM2
PWM4
PWM1