ION1NC2NC3VON4VRNG5PGOOD6MODE/SYNC7ITH8VFB9PLL/LPF10SS/TRACK11SGND12SHDN#13UVIN14NDRV15EXTVCC16INTVCC17DRVCC18BG19BGRTN20SENSE-21NC22NC23NC24SENSE+25SW26TG27BOOST28