chip inductors ? l2 series note: specifications subject to change w ithout notice. please check our we bsite for latest information. proprietary and confidential document of superworld 14/08/2017 p1 1. part no. expression: l 2 ? 4 7 n k - (a) (b) (c) (d) (a) series code (c) tolerance code (b) inductance code (f) 10: standard code 2. configuration & dimensions : a b c d g h l 1.60 0.15 0.80 0.15 0.80 0.15 0.30 0.20 0.85 ref. 0.95 ref. 2.45 ref. 3. schematic 4. material list unit: mm
chip inductors ? l2 series note: specifications subject to change w ithout notice. please check our we bsite for latest information. proprietary and confidential document of superworld 14/08/2017 p2 5. general specification a) operating temperature: - 40c to + 105c (including self-temperature rise) b) storage condition (component in its packaging) i) temperature: less than 40c ii) humidity: 60% rh 6. electrical characteristics part no. inductance (uh) q rated current (ma) max. dcr ( ? ) max. srf (mhz) min. tolerance test frequency (hz) min. test frequency (mhz) l2-47n -10 0.047 60mv / 50m 10 50 50 0.30 260 l2-68n -10 0.068 60mv / 50m 10 50 50 0.30 250 l2-82n -10 0.082 60mv / 50m 10 50 50 0.30 245 l2-r10 -10 0.10 60mv / 25m 15 25 50 0.50 240 l2-r12 -10 0.12 60mv / 25m 15 25 50 0.50 205 l2-r15 -10 0.15 60mv / 25m 15 25 50 0.60 180 l2-r18 -10 0.18 60mv / 25m 15 25 50 0.60 165 l2-r22 -10 0.22 60mv / 25m 15 25 50 0.80 150 l2-r27 -10 0.27 60mv / 25m 15 25 50 0.80 136 l2-r33 -10 0.33 60mv / 25m 15 25 35 0.85 125 l2-r39 -10 0.39 60mv / 25m 15 25 35 1.00 110 l2-r47 -10 0.47 60mv / 25m 15 25 35 1.35 105 l2-r56 -10 0.56 60mv / 25m 15 25 35 1.55 95 l2-r68 -10 0.68 60mv / 25m 15 25 35 1.70 80 l2-r82 -10 0.82 60mv / 25m 15 25 35 2.10 75 l2-1r0 -10 1.0 60mv / 10m 30 10 25 0.60 70 l2-1r5 -10 1.5 60mv / 10m 30 10 25 0.80 55 l2-1r8 -10 1.8 60mv / 10m 30 10 25 0.95 50 l2-2r2 -10 2.2 60mv / 10m 30 10 15 1.15 45 l2-3r3 -10 3.3 60mv / 10m 30 10 15 1.55 38 l2-4r7 -10 4.7 60mv / 10m 30 10 15 2.10 33 l2-100 -10 10 60mv / 2m 30 2 15 2.55 17 note: tolerance: k=10%, l=15%, m=20%
chip inductors ? l2 series note: specifications subject to change w ithout notice. please check our we bsite for latest information. proprietary and confidential document of superworld 14/08/2017 p3 7. characteristics curves l ? vs ? idc ? q ? vs ? freq. ?
chip inductors ? l2 series note: specifications subject to change w ithout notice. please check our we bsite for latest information. proprietary and confidential document of superworld 14/08/2017 p4 8. soldering mildly activated rosin fluxes are preferred. the termina tions are suitable for re-flow soldering systems. if hand soldering cannot be avoided, the preferred techniqu e is the utilization of hot air soldering tools. note: if wave soldering is used, there will be some risk. re-flow soldering temperatures below 240c, there will be non-wetting risk 8-1 solder re-flow: recommended temperature profiles for lead free re-flow soldering in figure 1. 8-2 soldering iron (figure 2): products attachment with soldering iron is discoura ged due to the inherent proce ss control limitations. in the event that a soldering iron must be employed the following precautions are recommended. note: a) preheat circuit and products to 150c. b) 350c tip temperature (max.) c) never contact the ceramic with the iron tip d) 1.0mm tip diameter (max.) e) use a 20 watt soldering iron with tip diameter of 1.0mm f) limit soldering time to 4~5 secs. 8-3 soldering volume: accordingly increasing the solder volume, the mechan ical stress to product is also increased. exceeding solder volume may cause the failure of mechanical or electrical performance. solder shall be used not to be exceeding as shown in the figure 3. minimum fillet height = soldering thickness + 25% product height.
chip inductors ? l2 series note: specifications subject to change w ithout notice. please check our we bsite for latest information. proprietary and confidential document of superworld 14/08/2017 p5 9. packaging information 9-1 reel dimension type a (mm) b (mm) c (mm) d (mm) 7? x 8mm 9.0 0.5 60.0 2.0 13.5 0.5 178.0 2.0 9-2 tape dimension material of taping is paper size bo(mm) ao(mm) ko(mm) p(mm) t(mm) 160808 1.800.05 0.96+0.05/-0.03 0 .950.05 4.0 0.10 0.950.05
chip inductors ? l2 series note: specifications subject to change w ithout notice. please check our we bsite for latest information. proprietary and confidential document of superworld 14/08/2017 p6 9-3. packaging quantity size 160808 chip/ reel 4000 inner box 20000 middle box 100000 carton 200000 9-4. tearing off force application notice: 1. storage conditions: to maintain the solderabililty of terminal electrodes: a) recommended products should be used within 12 months from the time of delivery. b) the packaging material should be kept where no chlorine or sulfur exists in the air. 2. transportation: a) products should be handled with care to avoid damage or contamination from perspiration and skin oils. b) vacuum pick up is strongly recommended for individual components. c) bulk handling should ensure that abrasion and mechanical shock are minimized. the force for tearing off cover tape is 15 to 60 grams in the arrow direction under the following conditions. room temp (c) room humidity (%) room atm (hpa) tearing speed (mm/min) 5 - 35 45 - 85 860 - 1060 300
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