Document 584-1 SMT Power Inductors – EPL2010 Series • Smallest shielded power inductors; 2.0 × 2.0 × 1 mm high • Extremely low DCR and very high SRF ratings • Isat ratings as high as 2.9 A Designer’s Kit C412 contains 5 each of all values Core material Ferrite Core and winding loss See www.coilcraft.com/coreloss Terminations Since August, 2008: RoHS compliant tin-silver-copper over tin over nickel over silver. Prior to August, 2008: RoHS compliant tin-silver-copper over gold over nickel over silver. Weight 13 – 18 mg Ambient temperature –40°C to +85°C with Irms current, +85°C to +125°C with derated current Storage temperature Component: –40°C to +125°C. Packaging: –40°C to +80°C Resistance to soldering heat Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C / 85% relative humidity) Failures in Time (FIT) / Mean Time Between Failures (MTBF) 38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332 Packaging 2000/7″reel; 7500/13″ reel Plastic tape: 8 mm wide, 0.28 mm thick, 4 mm pocket spacing, 1.3 mm pocket depth PCB washing Only pure water or alcohol recommended Inductance2 ±20% (µH) Part number1 EPL2010-181ML_ EPL2010-271ML_ EPL2010-301ML_ EPL2010-421ML_ EPL2010-471ML_ EPL2010-681ML_ EPL2010-821ML_ EPL2010-102ML_ EPL2010-152ML_ EPL2010-222ML_ EPL2010-332ML_ EPL2010-472ML_ EPL2010-682ML_ EPL2010-822ML_ EPL2010-103ML_ DCR nom3 (Ohms) DCR max3 (Ohms) Isat (A)5 10% drop 20% drop 30% drop EPL2010-103MLC 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). 2.37 1.76 3.17 2.31 1.66 2.16 1.48 1.28 1.04 0.799 0.751 0.671 0.527 0.440 0.415 0.392 1.94 1.68 1.36 1.04 0.978 0.879 0.680 0.575 0.520 0.495 2. 3. 4. 5. Inductance tested at 100 kHz, 0.1 Vrms, 0 Adc. DCR measured on a micro-ohmmeter. SRF measured using Agilent/HP 4395A network analyzer or equivalent. DC current at which the inductance drops the specified amount from its value without current. 6. Current that causes the specified temperature rise from 25°C ambient. 7. Electrical specifications at 25°C. Refer to Doc 362 “Soldering Surface Mount Components” before soldering. Specifications subject to change without notice. Please check our website for latest information. © Coilcraft, Inc. 2009 Irms (A)6 20°C rise 40°C rise 0.18 0.024 0.029 615 1.3 2.2 2.9 0.27 0.032 0.038 412 1.2 2.1 2.6 This part number has been changed to EPL2010-271. The EPL2010-301 is not available 0.42 0.040 0.048 283 1.0 1.6 2.2 This part number has been changed to EPL2010-421. The EPL2010-471 is not available 0.68 0.058 0.070 214 0.80 1.3 2.0 0.82 0.068 0.082 173 0.70 1.2 1.6 1.0 0.099 0.119 145 0.65 1.0 1.35 1.5 0.141 0.155 102 0.60 0.95 1.30 2.2 0.202 0.222 80 0.43 0.78 1.05 3.3 0.272 0.299 63 0.35 0.63 0.85 4.7 0.429 0.472 50 0.30 0.47 0.65 6.8 0.512 0.563 46 0.24 0.43 0.57 8.2 0.827 0.910 42 0.22 0.40 0.53 10 0.914 1.00 33 0.20 0.35 0.47 1. When ordering, please specify packaging code: Packaging: SRF typ4 (MHz) Document 584-1 Revised 10/02/09 Document 584-2 SMT Power Inductors – EPL2010 Series Typical L vs Frequency Typical L vs Current 100 10 µH Inductance (µH) Inductance (µH) 100 10 3.3 µH 1.0 µH 1 10 µH 10 3.3 µH 1.0 µH 1 0.3 µH 0.3 µH 0.1 0.1 1 10 100 0.1 0.01 0.1 Frequency (MHz) 1 Current Derating Part Marking Multiplier 120 110 2nd significant digit 0.079 ±0.008 2,0 ±0,2 100 90 1st significant digit 80 0.079 ±0.008 2,0 ±0,2 70 60 50 40 30 20 Isat Irms 10 0 -40 -20 0.041 max 1,05 25°C Percent of rated current 10 Current (A) Start 0 20 40 60 80 100 Recommended Land Pattern 0.057 1,45 Finish 120 140 Ambient temperature (°C) 0.087 2,2 Part Marking (Parts manufactured prior to Oct. 20, 2009 may not be marked.) Part number EPL2010-181 EPL2010-271 EPL2010-421 EPL2010-681 EPL2010-821 EPL2010-102 EPL2010-152 EPL2010-222 EPL2010-332 EPL2010-472 EPL2010-682 EPL2010-822 EPL2010-103 Value 0.18 µH 0.27 µH 0.42 µH 0.68 µH 0.82 µH 1.0 µH 1.5 µH 2.2 µH 3.3 µH 4.7 µH 6.8 µH 8.2 µH 10 µH 1st digit Brown Red Yellow Blue Gray Brown Brown Red Orange Yellow Blue Gray Brown 2nd digit Gray Violet Red Gray Red Black Green Red Orange Violet Gray Red Black Multiplier Brown Brown Brown Brown Brown Red Red Red Red Red Red Red Orange 0.014 min 0,35 Dimensions are in 0.041 1,04 inches mm 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 Note: All marked parts have three dots. Black dot, used only on -102 and -103 as the second significant digit, may be very difficult to see. Specifications subject to change without notice. Please check our website for latest information. © Coilcraft, Inc. 2009 Document 584-2 Revised 10/02/09