ISL6326 Intersil Corporation, ISL6326 Datasheet - Page 3

• Manufacturer Part Number: ISL6326
• Description: 4-Phase PWM Controller
• Manufacturer: Intersil Corporation

www.DataSheet4U.com
ISL6326CR Block Diagram
VR_HOT
VR_FAN
IDROOP
VRSEL
RGND
COMP
VSEN
VID7
VID6
VID5
VID4
VID3
VID2
VID1
VID0
DAC
OFS
REF
SS
FB
-
+
+
-
+175mV
OFFSET
THERMAL
MONITOR
OVP
X1
Dynamic
TM
VID
D/A
3
VDIFF
FAULT LOGIC
SOFTSTART
COMPENSATION
AND
TEMPERATURE
VR_RDY
GAIN ADJUST
+
-
OCP
TCOMP
E/A
+
-
RAMP GENERATOR
I_TRIP
CLOCK AND
N
1
FS
ISL6326
Σ
CURRENT LIMIT
N
APP and APA
MODULATOR
APP and APA
MODULATOR
APP and APA
MODULATOR
APP and APA
MODULATOR
AND PEAK
CHANNEL
CURRENT
BALANCE
RESET (POR)
POWER-ON
COMPENSATION
TEMPERATURE
GND
CHANNEL
CURRENT
SENSE
N
CHANNEL
DETECT
+
+
-
-
0.875
0.875
EN_PWR
EN_VTT
PW M1
PW M2
PW M3
PW M4
April 21, 2006
ISEN1+
ISEN1-
ISEN2+
ISEN2-
ISEN3+
ISEN3-
ISEN4+
ISEN4-
FN9262.0