RSP1RSN2NC3NC4NC5NC6BOOT7SW8SW9SW10SW11SW12PGND13PGND14PGND15PGND16PGND17PGND18PGND19PGND20PVIN21PVIN22PVIN23PVIN24PVIN25VDD26GND27BP28AGND29ILIM30ISHARE31VSHARE32EN33PGD34SYNC35VSEL36SS37RT38MODE39RAMP40EP41