HFB1HCOMP2RT3FB4COMP5SYNC6SS17IVSEC8UNLO_VSEC9OVLO10TAO11TAS12TOS13TBLNK14NC15NC16SS217GND18PGND19ISENSEN20ISENSEP21OC22OUT24INTVCC26VIN28SOUT30AOUT32HOUT34HISENSE36NC37PGND38PGND/GND39