design and speci ? cations are each subject to change without notice. ask factory for the current technical speci ? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. fixed inductors (chip inductors) & 1 - 2 + 3 4 4 " 5 6 3 7 8 , 9 ' 10 f 11 sc sa 2520 (1008)3225 (1210) 10 h47 h 270 h 100470 271 10 % k taping chip inductors product code shape size : mm (inch) inductance inductance tolerance packaging design no. 5. shielded type sc, sa features ? magnetic shield effect using ferrite mixed within outer molding. ? capable of being re-? ow or ? ow soldered. ? good for mounting. ? rohs compliant recommended applications ? av equipment, wireless communic ation equipment and various types of general electronic equipment. explanation of part numbers storage conditions ? package : normal temperature (C5 to 35 c), normal humidity (85 %rh max.), shall not be exposed to direct sunlight and harmful gases and care should be taken so as not to cause dew. ? operating temperature : C20 to +85 c storage period ? solderability may be reduced due to the conditions of high temperature and high humidity which causes the oxidation of tin-plated terminals. even if storage conditions are wi thin speci? ed limits, solderability may be reduced with the passage of time. therefore, please control the storage condit ions and try to use the product within 6 months of receipt. packaging methods, soldering conditions and safety precautions please see data files. sep. 2012 01 1 downloaded from: http:///
design and speci ? cations are each subject to change without notice. ask factory for the current technical speci ? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. fixed inductors (chip inductors) 1.2 to 1.6 3.5 to 4.0 1.4 to 1.5 0.40.2 1.60.2 2.00.2 1.20.1 2.5 +0.3 C0.2 marking : symbol of tolerance ? 1 : self resonant frequency ? 2 : dc resistance recommended land pattern in mm (not to scale) dimensions in mm (not to scale) sc type 2520 (1008) standard packing quantity 2000 pcs./reel part no. inductance q srf ? 1 (mhz) min. r dc ? 2 ( ) max. dc current (ma) max. (h) tolerance (%) test freq. (mhz) min. test freq. (m hz) eljsc270 f2 7 k : 10 % 2.52 40 2.52 20 4.50 18 eljsc330 f 33 18 5.20 14 eljsc390 f 39 15 5.70 13 eljsc470 f 47 14 6.60 12 eljsc560 f 56 13 7.10 10 eljsc680 f6 8 25 13 6.50 17 eljsc820 f 82 13 7.40 14 eljsc101 f 100 0.796 0.796 12 8.40 10 standard parts sep. 2012 01 2 downloaded from: http:///
design and speci ? cations are each subject to change without notice. ask factory for the current technical speci ? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. fixed inductors (chip inductors) 1.9 to 2.4 4.0 to 4.6 1.6 to 2.0 0.60.2 3.20.3 2.20.2 2.50.2 1.90.1 marking recommended land pattern in mm (not to scale) dimensions in mm (not to scale) sa type 3225 (1210) part no. inductance q srf ? 1 (mhz) min. r dc ? 2 ( ) max. dc current (ma) max. (h) tolerance (%) test freq. (mhz) min. test freq. (m hz) eljsa100kf 10 k : 10 % 1 40 5 30 1.8 18 ELJSA120KF 12 28 2.0 17 eljsa150kf 15 25 2.2 15 eljsa180kf 18 23 2.5 13 eljsa220kf 22 20 2.8 12 eljsa270kf 27 18 3.2 10 eljsa330kf 33 17 3.5 10 eljsa390kf 39 15 3.8 9 eljsa470kf 47 14 4.0 8 eljsa560kf 56 13 4.5 7 eljsa680kf 68 1.5 12 5.0 6 eljsa820kf 82 11 6.0 6 eljsa101kf 100 10 7.0 5 eljsa121kf 120 9 8.0 5 eljsa151kf 150 0.1 5 9.0 5 eljsa181kf 180 5 11.0 5 eljsa221kf 220 4 12.0 5 eljsa271kf 270 4 14.0 5 ? 1 : self resonant frequency ? 2 : dc resistance standard parts standard packing quantity 2000 pcs./reel sep. 2012 01 3 downloaded from: http:///
design and speci ? cations are each subject to change without notice. ask factory for the current technical speci ? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. fixed inductors (chip inductors) t 1 t 2 e f w a p 1 p 2 b f d 0 p 0 tape running direction chip component t 1 t 2 p 0 e f w a p 1 p 2 f d 1 f d 0 b tape running direction chipcomponent t 1 t 2 e f w p 1 p 0 p 2 f d 0 a b tape running direction chip component t 2 t 1 part p 0 f w e f d 0 p 1 p 2 a tape running direction b e c d a b w taping reel dimensions in mm (not to scale) punched carrier tape dimensions in mm (not to scale) type f abwefp 1 rf, qf, pf 0.71 1.21 8.0 1.75 3.5 2.0 p 2 p 0 d 0 t 1 t 2 rf, qf, pf 2.0 4.0 1.5 0.7 max. 1.0 max. packaging methods (taping) type e, type nd, type c abwefp 1 re, qe, pe 1.0 1.8 8.0 1.75 3.5 4.0 nd 1.45 2.25 8.0 1.75 3.5 4.0 nc, fc, pc, lc, sc 2.40 2.90 8.0 1.75 3.5 4.0 p 2 p 0 d 0 d 1 t 1 t 2 re, qe, pe 2.0 4.0 1.5 0.6 (0.27) 1.2 nd 2.0 4.0 1.5 1.0 (0.25) 1.55 nc, fc, pc, lc, sc 2.0 4.0 1.5 1.1 (0.25) 1.85 type a abwefp 1 na, fa, pa, la, sa, ea, da 2.80 3.60 8.0 1.75 3.5 4.0 p 2 p 0 d 0 t 1 t 2 na, fa, pa, la, sa, ea, da 2.0 4.0 1.5 (0.25) 2.40 type b abwefp 1 fb, pb 3.60 4.90 12.0 1.75 5.5 8.0 p 2 p 0 d 0 t 1 t 2 fb, pb 2.0 4.0 1.5 (0.30) 3.50 parts types abcdew rf, qf, pf, re, qe, pe, nd, nc, fc, pc, lc, sc, na, fa, pa, la, sa, ea, da 180 60 13 21 2 9 fb, pb 180 60 13 21 2 13 quantity types quantity rf, qf, pf 10000 pcs. re, qe, pe, nd 3000 pcs. nc, fc, pc, lc, sc 2000 pcs. na, fa, pa, la, sa, ea, da 2000 pcs. fb, pb 500 pcs. standard packing quantity/reel ? under conditions of high temperature and humidity deterioration of the taping and packaging may be accelerated. please carefully control storage conditions and use the product within 6 months of receipt. embossed carrier tape dimensions in mm (not to scale) sep. 2012 03 4 downloaded from: http:///
design and speci ? cations are each subject to change without notice. ask factory for the current technical speci ? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. fixed inductors (chip inductors) t2 temperature (c) time t3t2 t1 t1 0 soldering conditions rel ow soldering conditions pb free solder recommended temperature pro le flow soldering conditions preheat: 130 to 150 c, 60 to 180 s, soldering: 260 c, 5 s max. notes solderability may be reduced due to the conditions of high temperature and high humidity which causes the oxidation of tin-plated terminals. even if storage conditions are within specified limits, solderability may be reduced with the passage of time. therefore, please control the storage conditions and try to use the product within 6 months of receipt. in case the product has been stored for a period longer than 6 months, use the product only after con? rmation of its solderability. type preheat soldering peak temperature time of re? ow t1 [c] t1 [s] t2 [c] t2 [s] t3 t3 limit f 150 to 180 60 to 120 230 c 40 max. 250 c, 10 s 260 c, 10 s 2 times max. e 150 to 180 60 to 120 230 c 40 max. 250 c, 10 s 260 c, 10 s 2 times max. d 150 to 180 60 to 120 230 c 40 max. 245 c, 10 s 250 c, 10 s 2 times max. c 150 to 180 60 to 120 230 c 40 max. 245 c, 10 s 250 c, 10 s 2 times max. a 150 to 180 60 to 120 230 c 40 max. 245 c, 10 s 250 c, 10 s 2 times max. b 150 to 180 60 to 120 230 c 40 max. 245 c, 10 s 250 c, 10 s 2 times max. sep. 2012 03 5 downloaded from: http:///
design and speci ? cations are each subject to change without notice. ask factory for the current technical speci ? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. fixed inductors (chip inductors) precautions for use 1. operation range and environments 1 these products are designed and manufactured for general and stan dard use in general elec tron ic equipment (e.g. av equipm ent, home electric ap pli anc es, office equipment, information and com mu ni ca tion equipment) 2 these products are not intended for use in the following special conditions. be fore using the products, care ful ly check the effects on their quality and performance, an d determine whether or not they can be used. ?in liquid, such as water, oil, chemicals, or organic solvent ?in direct sunlight, outdoors, or in dust ?in salty air or air with a high concentration of corrosive gas, such as cl 2 , h 2 s, nh 3 , so 2 , or no 2 ?in an environment where these products cause dew condensation 2. handling1 do not bring magnets or magnetized materials close to the product. the in uence of their magnetic eld can change the inductance value. 2 do not apply strong mechanical shocks by either dropping or collision with other parts. excessive schock can damage the part. 3. land pattern design 1 please refer to the recommended land pattern for each type shown on the datasheet. 2 avoid placing the chip inductor on any metal pattern ex cept the recommended land pattern because a drop of q and mutual conductance may occur. 3 in case of ow soldering, venting of soldering ux ga ses should be made for high density assemblies to get a good solder connection. 4 in case of re ow soldering, consider the layout becaus e taller components close to chip inductor tend to block thermal conduction. 4. mounting 1 in general, magnetic and electric characteristics of fe rrite cores can be changed by applying excessively strong force. placement force should not exceed 20 n. 2 do not bend or twist the pwb after mounting the part. 5. cleaning 1 do not use acid or alkali agents. some cleaning solvents may damage the part. con rm by testing the reliability in advance of mass produ ction. 2 if ultrasonic cleaning is used, please con rm the reliability in advance. it is possible that combined resonance of component and pwb and cavitation can cause an abnormal vibration mode to exist causing damage. 6. caution about applying excessive current the rated current is de ned as the smaller value of ei ther the current value when the inductance drops 10 % down from the initial point or the cu rrent value when the average temperature of coil inside rises 20 c up from the initial point. do not operate pr oduct over the speci c max. current. safety precautions (common precautions for chip inductors) when using our products, no matter what sort of equipm ent they might be used for, be sure to make a written agreement on the specifications with us in advance. th e design and specifications in this catalog are subject to change without prior notice. ? do not use the products beyond the sp eci cations described in this catalog. this catalog explains the quality and performanc e of the products as individual components. be fore use, check and evaluate their operations when installed in your products. install the following systems for a failsafe design to ensure safety if these products are to be used in equip ment where a defect in these products may cause the loss of hu man life or other signi cant damage, such as damage to vehicles (au to mo bile, train, vessel), traffic lights, medi cal equipment, aerosp ace equipment, elec tric heating ap pli anc es, com bus tion/gas equipment, rotating equipment, and disaster/crime prevention equip ment. ? systems equipped with a protection circuit and a protection device ? systems equipped with a redundant circuit or other system to prevent an unsafe status in the event of a single fault package markings include the product number, quantity, and country of origin. in principle, the country of origin should be indicated in english. sep. 2012 01 6 downloaded from: http:///
design and speci ? cations are each subject to change without notice. ask factory for the current technical speci ? cations before purchase and/or use. should a safety concern arise regarding this product, please be sure to contact us immediately. fixed inductors (chip inductors) chip inductors type: f, e, d, c, a, b ceramic core/laser-cut and wire wound type chip inductors for automatic and high-density mounting wide variation product line-up correspond to various needs recommended applications cellular phones, wireless communicatio n equipment (w-lan, bluetooth), various mo dules, hic, tv, vtr, pc & peripherals, dvd, dsc, stb. inductors selection guide size : mm (inch) b (size 4532) a (size 3225) d (size 2012) f (size 1005) c (size 2520) e (size 1608) technology case usage non wound wire wound size 1005 (0402) size 1608 (0603) size 2012 (0805) size 2520 (1008) size 3225 (1210) size 4532 (1812) high freq. use eljrf 1.0?00 nh eljre 1.0?20 nh eljnd 10?000 nh eljnc 10?20 nh eljna 47?200 nh high freq. high-q eljqf 1.0?9 nh eljqe 2.2?6 nh general use eljfc 0.22?00 ? eljfa 0.22?20 ? eljfb 0.22?000 ? high power eljpf 2.2?0 nh eljpe 2.2?2 nh eljpc/pc 3 eljlc 1.0?3 ? eljpa/pa 2 eljla 1.0?30 ? eljpb 10?20 ? magnetically shielded eljsc 27?00 ? eljsa 10?70 ? low dc resistance eljea 1.0?30 ? signal processing use (low distortion type) eljda/eljfa 39?00 ? sep. 2012 03 7 downloaded from: http:///
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