features ? 0805 size. rated current up to 2a. ? effective for ?ltering noise on power (vcc) lines. applications ? pcs, laser printers, cellular phone, power/ signal lines for lcd display, of?ce equipments ? av power supply/ signal line, tv, vcr, etc. ? high current signal lines how to order old p/n knh 21 104 - 3 ? ? ? ? new p/n knh 21 c104 da 3t ? ? ? ? ? ? series ? size 21 2012 ? capacitance 104 100,000pf 471 470pf 473 47,000pf 221 220pf ? quantity per reel 3 3000 pcs. (std.) ? capacitance c104 100,000pf c473 47,000pf c471 470pf c221 220pf ? application da digital circuit in general ? packaging 3t t&r: 3000 pcs. (std.) pb free rohs compliant dimensions (unit: mm) ? ? ? ? ??????? ??????? code l w knh21 2.0 0.2 1.25 0.2 code t g knh21 0.85 0.15 0.40 0.30 speci?cations part number capacitance ( + 50/ ? 20%) rated current rated voltage temp. coef?cient of capacitance old: knh21104 new: knh21c104da 100,000pf 2.0a 25vdc 15% old: knh21473 new: knh21c473da 47,000pf 2.0a 50vdc 15% old: knh21471 new: knh21c471da 470pf 1.0a 50vdc 60ppm/ c old: knh21221 new: knh21c221da 220pf 1.0a 50vdc 60ppm/ c attenuation characteristics ???????????????? ??????????????? ? ?? ? ?? ? ?? ? ?? ? ?? ? ?? ? ?? ? ?? ?? ??? ???? ????? ???????? ???????? ???????? ???????? recommended land pattern (unit: mm) ???? ???? ???? ???? ???? ???????????? ?????????? ?????? ?????? ????????? ???? ???? ???? packaging speci?cation ? taping (3000/ reel) (unit: mm) ??? ??? ? wide attenuation range including surrounding circuit. attenuation effect of power supply noise ?????????? ??????????????? 25 60 55 50 45 40 35 30 925 825 725 625 525 freq. (mhz) spectrum attenuation (dbuv) 425 325 225 125 original filter passed original filter passed 25 60 55 50 45 40 35 30 925 825 725 625 525 freq. (mhz) spectrum attenuation (dbuv) 425 325 225 125 test circuit ?????????? ?????????? ????? ????? ?????? emi filters knh21 series
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