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
RESISTRORS
FEEDBACK
RESISTORS
VIA to
Ground
Plane
EXPOSED
POWERPAD
AREA
TPS54218
www.ti.com SLVS974B –SEPTEMBER 2009–REVISED JULY 2013
Figure 53. PCB Layout Example
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