ISL6561 Intersil Corporation, ISL6561 Datasheet - Page 2

• Manufacturer Part Number: ISL6561
• Description: Multi-Phase PWM Controller with Precision Rds(on) or DCR Differential Current Sensing for VR10.X Application
• Manufacturer: Intersil Corporation

ISL6561CR Block Diagram
IDROOP
TCOMP
VID12.5
RGND
COMP
VSEN
VID4
VID3
VID2
VID1
VID0
OFS
REF
DAC
FB
OFFSET
DYNAMIC
+200mV
VID
D/A
OVP
x1
T
2
VDIFF PGOOD
FAULT LOGIC
SOFT START
AND
S
E/A
OC
LATCH
OVP
OVP
I_TOT
Q
I_TRIP
R
ISL6561
GENERATOR
CLOCK AND
SAWTOOTH
GND
RESET (POR)
POWER-ON
CHANNEL
CURRENT
BALANCE
VCC
PWM
PWM
PWM
PWM
ENLL
CHANNEL
SAMPLE
DETECT
HOLD
&
TRI-STATE
CHANNEL
CURRENT
SENSE
1.24V
ISEN2+
ISEN2-
ISEN4+
FS
ISEN1+
ISEN1-
ISEN3+
ISEN3-
ISEN4-
EN
PWM2
PWM3
PWM4
PWM1