SENSE1–1TK/SS12ITH13VFB14VFB25ITH26TK/SS27SENSE2-8SENSE2+9RUN210ILIM11EXTVCC12PGOOD13SW214TG215BOOST216PGND17BG218INTVCC19VIN20BG121BOOST122TG123SW124MODE/PLLIN25FREQ26RUN127SENSE1+28SGND29