isl6263c Intersil Corporation, isl6263c Datasheet - Page 2

• Manufacturer Part Number: isl6263c
• Description: 5-bit Vid Single-phase Voltage Regulator With Current Monitor For Gpu Core Power
• Manufacturer: Intersil Corporation

Block Diagram
OCSET
ICOMP
RBIAS
VDIFF
VSEN
VID0
VID1
VID2
VID3
VID4
VDD
VSS
RTN
ISN
ISP
VO
+
−
+
−
VID DAC
↓
1:1
↓
I
SS
1.545V
↓
V
+
−
REF
OCP
SOFT
I
DVID
FIGURE 1. SIMPLIFIED FUNCTIONAL BLOCK DIAGRAM OF THE ISL6263C
+
+
−
−
×
FB
2
+
+
−
−
SCP
E/A
VR_ON
COMP
IMON
UNDERVOLTAGE
SHORT CIRCUIT
OVERCURRENT
PGOOD
OVERVOLTAGE
FAULT LATCH
PGOOD
X31
VREF
POR
VIN
+
−
+
−
OVERVOLTAGE
FREQUENCY
EMULATION
CONTROL
CROWBAR
AUDIBLE
CONTROL
SEVERE
FILTER
DIODE
PWM
SOFT
Δ V
20%
W
Δ V
30%
W
SHOOT-THROUGH
PROTECTION
DRIVER
DRIVER
g
V
g
m
m
W
V
V
IN
soft
MODULATOR
V
PWM
COMP
R
3
BOOT
UGATE
PHASE
PVCC
LGATE
PGND
FDE
AF_EN
V W