VFB1SS2SENSE+3SENSE-4ITH5SGND6MODEPLLIN7FREQ8RUN9VINSNS10VOUTSNS11ILIM12IOSENSE+13IOSENSE-14TRIM15SW216TG217BOOST218BG219EXTVCC20INTVCC21VIN22BG123PGND24BOOST125TG126SW127PGOOD28