Datasheet

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AGND
BOOT
VSENSE
COMP
PWRGD
PH
PH
PH
PH
PH
PH
PH
PH
PH
RT
SYNC
SS/ENA
VBIAS
VIN
VIN
VIN
VIN
VIN
PGND
PGND
PGND
PGND
PGND
VOUT
PH
VIN
TOPSIDE GROUND AREA
VIA to Ground Plane
ANALOG GROUND TRACE
EXPOSED
POWERPAD
AREA
COMPENSATION
NETWORK
OUTPUT INDUCTOR
OUTPUT
FILTER
CAPACITOR
BOOT
CAPACITOR
INPUT
BYPASS
CAPACITOR
INPUT
BULK
FILTER
FREQUENCY SET RESISTOR
SLOW START
CAPACITOR
BIAS CAPACITOR
TPS54610
SLVS398F – JUNE 2001 – REVISED APRIL 2007
Connect the bias capacitor from the VBIAS pin to analog ground using the isolated analog ground trace. If a
slow-start capacitor or RT resistor is used, or if the SYNC pin is used to select 350-kHz operating frequency,
connect them to this trace.
Figure 11. Recommended Land Pattern for 28-Pin PWP PowerPAD
10
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