88 cal-chip e e l l e e c c t t r r o o n n i i c c s s , , i i n n c c o o r r p p o o r r a a t t e e d d smd power inductor for noise/emi/rfi filters o utline ?cal-chip smd power inductors are best designed for noise / emi / rfi filters for surface mounting application. ?these components contain tremendous electrode straight, solder heat resistance and outstanding solderability. these products are specially designed for flow, reflow and wave sol- dering required for surface mounting application. f ea tures ?high current and inductance capacity. ?specially designed for surface mounting equipment, good f or high density application. r ecommended a pplica tions ?for switching regulators, power amplifiers, power sup- plies, and noise / emi / rfi filters. s hapes and d imensions dimensions in mm p r oduct i dentifica tion std 1109 product symbol t olerance material inductance (?) dimensions (a, b) type std1109 a 11.6 +0 b 8.5 +0 c 14.0 +0 d 6 e 4 f 2.55 g 3 +0 dimensions in mm type std1109 a 11.66 b 14.25 t 8.64 w 24 p 20 f 11.5 k 0.4 t ape d imensions std s eries
89 cal-chip e e l l e e c c t t r r o o n n i i c c s s , , i i n n c c o o r r p p o o r r a a t t e e d d smd power inductor for noise/emi/rfi filters e lectrical c hara cteristics part no. std1109-100m-b std1109-120m-b std1109-150m-b std1109-180m-b std1109-220m-b std1109-270m-b std1109-330m-b std1109-390m-b std1109-470m-b std1109-560m-b std1109-680m-b std1109-820m-b std1109-101m-b std1109-121m-b std1109-151m-b std1109-181m-b std1109-221m-b std1109-271m-b std1109-331m-b std1109-391m-b std1109-471m-b std1109-561m-b std1109-681m-b std1109-821m-b std1109-102m-b std1109-122m-b l (?) 10?0% 12?0% 15?0% 18?0% 22?0% 27?0% 33?0% 39?0% 47?0% 56?0% 68?0% 82?0% 100?0% 120?0% 150?0% 180?0% 220?0% 270?0% 330?0% 390?0% 470?0% 560?0% 680?0% 820?0% 1000?0% 1200?0% t est frequency (khz) 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 rdc ( ? ) max. 0.06 0.07 0.08 0.09 0.10 0.11 0.12 0.14 0.17 0.19 0.22 0.25 0.35 0.40 0.47 0.63 0.73 0.97 1.15 1.30 1.48 1.90 2.45 2.55 3.00 3.50 idc (a) max. 3.50 3.40 3.10 3.00 2.60 2.40 2.30 2.10 1.95 1.85 1.65 1.50 1.40 1.30 1.20 1.00 0.95 0.90 0.80 0.75 0.65 0.60 0.50 0.48 0.46 0.35 t est instruments: hp 4261 rf impedance for l digital multimeter sc-7401 for rdc hp 4261 rf impedance for idc std s eries
90 cal-chip e e l l e e c c t t r r o o n n i i c c s s , , i i n n c c o o r r p p o o r r a a t t e e d d smd power inductor for noise/emi/rfi filters r ecommended p a ttern t ape m a terial type std1109 b ulk chip/reel 400 p a cka ging q u antity type std1109 a 6 b 12~14 c 5 t ypical e lectrical c hara cteristics std1109-820m r eel d imensions t est instruments: hp4191a rf impedance analyzer dimensions in mm type std1109 a 330 b 75 c 26 d 2.4 dimensions in mm std s eries carrier tape: polystrene cover tape: polyethylene
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