Use fat traces to route the input and output power lines.
The exposed pad (ePAD) on the bottom of the IC must be connected to the PGND pins of the
IC.
Use several vias to connect the ePAD to the ground plane.
Signal and power grounds should be kept separate and connected at only one location.
Keep the switch node (SW) away from the feedback (FB) pin.
DS20007148A
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