ISL6556A Intersil Corporation, ISL6556A Datasheet - Page 3

• Manufacturer Part Number: ISL6556A
• Description: Optimized Multi-Phase PWM Controller with 6-Bit DAC for VR10.X Application
• Manufacturer: Intersil Corporation

ISL6565ACR Block Diagram
OFSOUT
VID12.5
RGND
COMP
VSEN
VID4
VID3
VID2
VID1
VID0
DAC
OFS
REF
FB
DYNAMIC
OFFSET
+200mV
VID
D/A
OVP
x1
3
VDIFF PGOOD
FAULT LOGIC
SOFT START
AND
-
+
S
E/A
OC
LATCH
OVP
OVP
Q
I_TOT
I_TRIP
R
ISL6556A
GND
GENERATOR
CLOCK AND
SAWTOOTH
RESET (POR)
POWER-ON
CHANNEL
CURRENT
BALANCE
VCC
PWM
PWM
PWM
PWM
ENLL
CHANNEL
SAMPLE
DETECT
HOLD
&
TRI-STATE
CHANNEL
CURRENT
SENSE
1.24V
FS
EN
PWM2
PWM3
PWM4
ISEN3
PWM1
ISEN1
ISEN2
ISEN4