Datasheet

VIN
VIN
VIN
GND
EN
GND
VSENSE
SS
PH
PH
PH
PWRGD
BOOT
RT/CLK
COMP
AGND
PH
BOOT
CAPACITOR
VOUT
OUTPUT
INDUCTOR
OUTPUT
FILTER
CAPACITOR
SLOW START
CAPACITOR
COMPENSATION
NETWORK
TOPSIDE
GROUND
AREA
VIA to Ground Plane
FREQUENCY
SET
RESISTOR
ANALOG
GROUND
TRACE
VIN
INPUT
BYPASS
CAPACITOR
VIN
UVLO SET
RESISTORS
FEEDBACK
RESISTORS
VIA to
Ground
Plane
EXPOSED
POWERPAD
AREA
TPS54618
www.ti.com SLVSAE9D –NOVEMBER 2010–REVISED DECEMBER 2013
Figure 49. PCB Layout Example
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