ISL6552 Intersil Corporation, ISL6552 Datasheet - Page 3

• Manufacturer Part Number: ISL6552
• Description: Microprocessor CORE Voltage Regulator Multi-Phase Buck PWM Controller
• Manufacturer: Intersil Corporation

Block Diagram
VID25mV
COMP
VSEN
VID3
VID2
VID1
VID0
FB
X1.15
X 0.9
D/A
3
AND FAULT
+
+
-
-
OVP
START
LOGIC
SOFT-
OC
UV
GND
I_TOT
+
-
+
-
PGOOD
I_TRIP
S
E/A
LATCH
OV
∑
+
+
+
+
+
ISL6552
∑
CORRECTION
+
-
CURRENT
∑
RESET (POR)
-
+
POWER-ON
∑
VCC
GENERATOR
CLOCK AND
SAWTOOTH
-
+
∑
-
NUMBER
+
+
+
+
-
PHASE
-
-
-
PWM
PWM
PWM
PWM
DETECTOR
CHANNEL
THREE
STATE
FS/EN
PWM1
PWM2
PWM3
PWM4
ISEN1
ISEN2
ISEN3
ISEN4