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ISL62873 Datasheet, PDF (2/17 Pages) Intersil Corporation – PWM DC/DC Controller with VID Inputs for Portable GPU Core-Voltage Regulator | |||
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Block Diagram
FB
SREF
SET0
VID0
GND
EN
VCC
POR
100kΩ
â
EA
+
VCOMP
100pF
+
VSET
â
SW0
SW1
FAULT
VW
RUN
H
L
IN
PWM
RUN
DRIVER
OTP
SHOOT-THROUGH
PROTECTION
PWM
DRIVER
RUN
gmVIN
VCC
+
â
Cr
VR
+
gmVO
â
BOOT
UGATE
PHASE
PVCC
LGATE
PGND
VID DECODER
INT
500mV
EXT
SW4
VREF
FB
â
UVP
+
FAULT
â
OCP
+
FIGURE 1. SIMPLIFIED FUNCTIONAL BLOCK DIAGRAM OF ISL62873
IOCSET
10µF
VO
OCSET
PGOOD
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