? coilcraft, inc. 2010 specifications subject to change without notice. please check our website for latest information. smt power inductors C epl3012 series document 692-1 document 692-1 revised 02/12/10 1. when ordering, please specify packaging code: epl3012-223ml c packaging: c =7 machine-ready reel. eia-481 embossed plastic tape (2000 parts per full reel). b = less than full reel. in tape, but not machine ready. to have a leader and trailer added ($25 charge), use code letter c instead. d =13 machine-ready reel. eia-481 embossed plastic tape. factory order only, not stocked (7500 parts per full reel). inductance 2 dcr (ohms) 3 srf typ 4 i sat (a) 5 i rms (a) 6 part number 1 20% (h) nom max (mhz) 10% drop 20% drop 30% drop 20c rise 40c rise epl3012-102ml_ 1.0 0.060 0.066 110 0.85 1.4 2.0 1.7 2.2 epl3012-152ml_ 1.5 0.069 0.075 103 0.70 1.2 1.7 1.5 1.9 epl3012-182ml_ 1.8 0.076 0.084 92 0.65 1.1 1.6 1.4 1.8 epl3012-222ml_ 2.2 0.097 0.106 76 0.55 0.95 1.4 1.3 1.7 epl3012-332ml_ 3.3 0.136 0.150 62 0.50 0.90 1.1 1.1 1.4 epl3012-472ml_ 4.7 0.165 0.181 52 0.47 0.85 1.0 0.90 1.1 epl3012-103ml_ 10 0.316 0.348 32 0.34 0.59 0.80 0.60 0.79 epl3012-223ml_ 22 0.718 0.790 18 0.17 0.38 0.61 0.42 0.54 core material ferrite terminations rohs compliant tin-silver-copper over tin over nickel over silver. other terminations available at additional cost. weight 38 ? 42 mg ambient temperature ?40c to +85c with i rms current, +85c to +125c with derated current storage temperature component: ?40c to +125c. packaging: ?40c to +80c resistance to soldering heat max three 40 second reflows at +260c, parts cooled to room temperature between cycles moisture sensitivity level (msl) 1 (unlimited floor life at <30c / 85% relative humidity) mean time between failures (mtbf) 26,315,789 hours failure in time (fit) 38 per one billion hours packaging 2000/7 reel; 7500/13 reel plastic tape: 8 mm wide, 0.2 mm thick, 4 mm pocket spacing, 1.55 mm pocket depth pcb washing only pure water or alcohol recommended ? low profile shielded power inductors; 3 3 1.3 mm max. ? very low dcr and high srf ratings ? i sat ratings up to 2.0 a; soft saturation 2. inductance tested at 100 khz, 0.1 vrms, 0 adc. 3. dcr measured on a micro-ohmmeter. 4. srf measured using agilent/hp 4395a network analyzer or equivalent. 5. dc current at which the inductance drops the specified amount from its value without current. 6. current that causes the specified temperature rise from 25c ambient. 7. electrical specifications at 25c. refer to doc 362 ?soldering surface mount components? before soldering.
? coilcraft, inc. 2010 specifications subject to change without notice. please check our website for latest information. smt power inductors C epl3012 series document 692-2 document 692-2 revised 02/12/10 l vs current l vs frequency irms derating -40 -20 0 20 40 60 80 100 140 120 ambient temperature (c) 120 110 100 90 80 70 60 50 40 30 20 10 0 25c percent of rated rms i 0.1 1 10 100 0.01 0.1 10 1 current (a) inductance (h) 1.0 h 4.7 h 1.8 h 1.5 h 10 h 22 h 3.3 h 2.2 h 0.118 0.008 3,0 0,2 0.118 0.008 3,0 0,2 0.051 1,30 max min 0.082 2,08 0.126 3,2 0.044 1,12 0.043 1,1 recommended land pattern part marking 1st digit significant 2nd significant digit multiplier start finish dimensions are in inches mm 0.1 1 10 100 0.1 1 100 10 frequency (mhz) inductance (h) 4.7 h 10 h 22 h 1.8 h 1.5 h 1.0 h 3.3 h 2.2 h small surface blemishes are not unusual and do not adversely affect performance. wire may be visible inside the voids. acceptable void sizes: top: 0.01 in / 0,254 mm 0.01 in / 0,254 mm sides: 0.02 in / 0,5 mm 0.047 in / 1,2 mm part marking part number value 1st digit 2nd digit multiplier epl3012-102 1.0 h brown black red epl3012-152 1.5 h brown green red epl3012-182 1.8 h brown gray red epl3012-222 2.2 h red red red epl3012-332 3.3 h orange orange red epl3012-472 4.7 h yellow violet red epl3012-103 10 h brown black orange epl3012-223 22 h red red orange note: all marked parts have three dots. black dot, used only on the -102 and -103 as second significant digit, may be very difficult to see.
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