PGND/GND39PGND38NC37HISENSE36HOUT34AOUT32SOUT30VIN28INTVCC26OUT24OC22ISENSEP21ISENSEN20PGND19GND18SS217NC16NC15TBLNK14TOS13TAS12TAO11OVLO10UNLO_VSEC9IVSEC8SS17SYNC6COMP5FB4RT3HCOMP2HFB1