ISL6217 Datasheet, PDF (3/19 Pages) Intersil Corporation – Precision Multi-Phase Buck PWM Precision Multi-Phase Buck PWM Positioning IMVP-IV™ and IMVP-IV+

Block Diagram
VSEN PGOOD
ISL6217
EN
1.3V
+-
VDD
POWER-ON
RESET(POR)
+
OVP
-
112% RISING
102% FALLING
88% RISING
84% FALLING
+-
UV
DACOUT
SOFT
EA+
32 COUNT
CLOCK
CYCLE
VSOFT _SOFT
START
VID0
VID1
VID2
VID3
VID4
VID5
COMP
FB
OCSET
VID
D/A
1.75V
+
CONTROL
AND
FAULT LOGIC
+
E/A
-
CLOCK AND
SAWTOOTH
GENERATOR
+_Σ
-
+
PWM
-
+
Σ
-
+
PWM
-
HIGH-IMPEDANCE STATE
1.75V
PWM1
VBAT
FS
HIGH-IMPEDANCE STATE
PWRCH
PWM2
VDDP
BOOT1
PWM1
PHASE
LOGIC
UG1
PHASE1
VDDP
LG1
PWM2
PHASE
LOGIC
VDDP
VSSP1
BOOT2
CHANNEL
CURRENT
BALANCE
PWRCH
UG2
PHASE2
IDROOP
VDDP
0.435
LG2
STV
DSV
DRSV
MUX
I _OCSET
Σ
+-
1
2N
Σ
Σ
OC _-2μA
8μA
VCORE
REF
32 COUNT
CLOCK
CYCLE
SAMPLE
&
HOLD
CHANNEL
CURRENT
SENSE
VSSP2
ISEN1
ISEN2
DSEN# DRSEN
VSS
PWRCH
3