Document 184-1 Midi Spring Air Core Inductors (R) * Air core inductors feature high Q and current handling * Acrylic top provides a flat surface for pick and place * Solder coated leads ensure reliable soldering Weight 0.10 - 0.16 g Terminations RoHS compliant tin-silver over copper. Other terminations available at additional cost. Ambient temperature -40C to +125C with Irms current, +125C to +140C with derated current Storage temperature Component: -40C to +140C. Tape and reel packaging: -40C to +80C Resistance to soldering heat Max three 40 second reflows at +260C, parts cooled to room temperature between cycles Temperature Coefficient of Inductance (TCL) +5 to +70 ppm/C Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30C / 85% relative humidity) Failures in Time (FIT) / Mean Time Between Failures (MTBF) One per billion hours / one billion hours, calculated per Telcordia SR-332 Packaging 500/7 reel; 2000/13 reel Plastic tape: 12 mm wide, 0.3 mm thick, 8 mm pocket spacing, 4.33 mm pocket depth PCB washing Tested with pure water or alcohol only. For other solvents, see Doc787_PCB_Washing.pdf Q4 typmin Inductance2 (nH) Percent tolerance3 1812SMS-22N_L_ 1812SMS-27N_L_ 1812SMS-33N_L_ 1812SMS-39N_L_ 1812SMS-47N_L_ 22 27 33 39 47 5,2 5,2 5,2 5,2 5,2 135 135 130 135 135 100 100 100 100 100 150 150 150 150 150 3.2 2.7 2.5 2.1 2.1 4.2 4.0 4.8 4.4 5.6 3.0 3.5 3.0 3.0 3.0 1812SMS-56N_L_ 1812SMS-68N_L_ 1812SMS-82N_L_ 1812SMS-R10_L_ 1812SMS-R12_L_ 56 68 82 100 120 5,2 5,2 5,2 5,2 5,2 125 120 120 115 125 100 100 100 100 100 150 150 150 150 150 1.5 1.5 1.3 1.2 1.1 6.2 8.2 9.4 12.3 17.3 3.0 2.5 2.5 1.7 1.5 1812SMS-R15_L_ 150 5,2 145 100 150 0.75 33.0 1.2 1. When ordering, specify tolerance, termination and packaging codes: 1812SMS-R12GLC Tolerance: G = 2% J = 5% Termination: L = RoHS compliant tin-silver (96.5/3.5) over copper. Special order: T = RoHS tin-silver-copper (95.5/4/0.5) or S = non-RoHS tin-lead (63/37). Packaging: C = 7 machine-ready reel. EIA-481 embossed plastic tape, 500 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, 2000 parts per full reel. Test freq. (MHz) SRF min5 (GHz) DCR max6 (mOhm) Irms7 (A) Part number1 2. Inductance tested at 150 MHz on an Agilent/HP 4286A LCR meter or equivalent with a Coilcraft SMD-A test fixture and correlation. 3. Tolerances in bold are stocked for immediate shipment. 4. Q tested at 150 MHz on an Agilent/HP 4291A Impedance Analyzer with an Agilent/HP 16193 test fixture or equivalents. 5. SRF tested on the Agilent/HP 8753D Network Analyzer or equivalent and a Coilcraft CCF1248 test fixture. 6. DCR tested on the Cambridge Technology Model 510 Micro-ohmmeter or equivalent. 7. Current that causes a 15C temperature rise from 25C ambient. 8. Electrical specifications at 25C. Refer to Doc 362 "Soldering Surface Mount Components" before soldering. For part marking data see www.coilcraft.com/colrcode.cfm. US +1-847-639-6400 sales@coilcraft.com UK +44-1236-730595 sales@coilcraft-europe.com Taiwan +886-2-2264 3646 sales@coilcraft.com.tw China +86-21-6218 8074 sales@coilcraft.com.cn Singapore + 65-6484 8412 sales@coilcraft.com.sg Document 184-1 Revised 02/19/13 (c) Coilcraft Inc. 2013 This product may not be used in medical or high risk applications without prior Coilcraft approval. Specification subject to change without notice. Please check web site for latest information. Document 184-2 Designer's Kit C318 contains 12 each of all 5% values. Designer's Kit C318-2 contains12 each of all 2% values. Midi Spring Air Core Inductors (R) Typical L vs Frequency Typical Q vs Frequency 250 250 200 200 22 nH 150 68 nH 100 39 nH 22 nH 50 0 1000 100 10 1 10000 Frequency (MHz) Q factor Inductance (nH) 120 nH 39 nH 150 68 nH 120 nH 100 50 0 10 1 100 Frequency (MHz) 1000 10000 Irms Derating 120 110 90 80 70 60 50 40 30 25C Percent of rated Irms 100 20 10 0 -40 -20 0 20 40 60 80 100 120 140 Ambient temperature (C) Dimensions are in US +1-847-639-6400 sales@coilcraft.com UK +44-1236-730595 sales@coilcraft-europe.com Taiwan +886-2-2264 3646 sales@coilcraft.com.tw China +86-21-6218 8074 sales@coilcraft.com.cn Singapore + 65-6484 8412 sales@coilcraft.com.sg inches mm Document 184-2 Revised 02/19/13 (c) Coilcraft Inc. 2013 This product may not be used in medical or high risk applications without prior Coilcraft approval. Specification subject to change without notice. Please check web site for latest information.