ISL6552 Intersil Corporation, ISL6552 Datasheet - Page 3
ISL6552
Manufacturer Part Number
ISL6552
Description
Microprocessor CORE Voltage Regulator Multi-Phase Buck PWM Controller
Manufacturer
Intersil Corporation
Datasheet
1.ISL6552.pdf
(18 pages)
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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