ISL6307 Datasheet, PDF (3/34 Pages) Intersil Corporation – 6-Phase PWM Controller with 8 Bit VID Code Capable of Precision RDS(ON) or DCR Differential Current

ISL6307
ISL6307 Block Diagram
VDIFF VR_RDY
OVP
RGND
x1
VSEN
OVP
+200mV
S ^{OVP R}
DRIVE
Q
SOFT-START
AND
FAULT LOGIC
CLOCK AND
SAWTOOTH
GENERATOR
SS
∑
VCC
POWER-ON
RESET (POR)
0.875V
EN_VTT
0.875V
EN_PWR
THREE-STATE
FS
PWM
PWM1
OFS
REF
DAC
VRSEL
VID7
VID6
VID5
VID4
VID3
VID2
VID1
VID0
COMP
FB
OFFSET
DYNAMIC
VID
D/A
2V
OC2
IOUT
∑
PWM
∑
PWM
∑
PWM
∑
PWM
E/A
∑
PWM
CHANNEL
CURRENT
BALANCE
CHANNEL
DETECT
I_TRIP
OC1
1_∑
N
I_TOT
TEMPERATURE
COMPENSATION
CHANNEL
CURRENT
SENSE
IDROOP
THERMAL
MONITORING
TEMPERATURE
COMPENSATION
GAIN
GND
TM VR_FAN ^VR_HOT
TCOMP
3
PWM2
PWM3
PWM4
PWM5
PWM6
ISEN1+
ISEN1-
ISEN2+
ISEN2-
ISEN3+
ISEN3-
ISEN4+
ISEN4-
ISEN5+
ISEN5-
ISEN6+
ISEN6-
FN9224.0
March 9, 2006