Datasheet

RT/CLK
GND
PVIN
VIN
VSENSE
COMP
SS/TR
EN
PH
BOOT
PWRGD
GND
PVIN
PH
PH
EXPOSED THERMAL
PAD AREA
COMPENSATION
NETWORK
BOOT
CAPACITOR
PVIN
INPUT
BYPASS
CAPACITOR
VOUT
TOPSIDE
GROUND
AREA
VIA toGroundPlane
OUTPUT
INDUCTOR
OUTPUT
FILTER
CAPACITOR
FREQUENCY SET RESISTOR
SLOWSTART
CAPACITOR
ANALOGGROUND TRACE
VIN
INPUT
BYPASS
CAPACITOR
VIN
PVIN
UVLOSET
RESISTORS
FEEDBACK
RESISTORS
EtchUnderComponent
0.010in.Diameter
ThermalVIA toGroundPlane
TPS54622
SLVSA70B –MARCH 2011–REVISED JANUARY 2014 www.ti.com
Figure 46. PCB Layout
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