Web Sample Tools & Support Document 254-1 page & buy software & FAQ Filter Inductors 1812FS Series Halogen Magnetically shielded chip inductors Free Provides high performance in transmit and receive filters 29 inductance values from 1.0 1000 H AEC Core material Ceramic/Ferrite + Q200 125C Terminations RoHS compliant silver-palladium-platinum-glass frit. Other teminations available at additional cost. Weight 0.33 0.36 g Ambient temperature 40C to +85C with Irms current Maximum part temperature +125C (ambient + temp rise). Derating. Storage temperature Component: 40C to +125C. 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 Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30C / 85% relative humidity) Packaging 600/7 reel 2200/13 reel. Plastic tape: 12 mm wide, 0.25 mm thick, 8 mm pocket spacing, 3.9 mm pocket depth PCB washing Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. See Doc787 PCB Washing.pdf. 5 6 1. When ordering, please specify tolerance, termination, and packaging DCR SRF 2 3 4 7 8 codes: L % Q max typ Isat Irms 1 Part number (H) tol min (Ohms) (MHz) (mA) (mA) 1812FS-105JLC 1812FS-102 L 1.0 10,5 30 0.070 320 3100 2950 Tolerance: J = 5% K = 10% 1812FS-122 L 1.2 10,5 35 0.110 280 2800 2600 (Table shows stock tolerances in bold.) 1812FS-152 L 1.5 10,5 20 0.105 200 2100 2850 Termination: L = RoHS compliant silver-palladium-platinum-glass frit. 1812FS-222 L 2.2 10,5 30 0.120 175 1800 2700 R = RoHS compliant matte tin over nickel over silver- platinum-glass frit. 1812FS-242 L 2.4 10,5 25 0.175 160 1900 2050 Packaging: C = 7 machine-ready reel. EIA-481 embossed plastic 1812FS-272 L 2.7 10,5 30 0.200 165 1400 2100 tape (600 parts per full reel). Quantities less than 1812FS-332 L 3.3 10,5 33 0.185 160 1400 1900 full reel available: in tape (not machine ready) or 1812FS-392 L 3.9 10,5 32 0.195 145 1300 1700 with leader and trailer ( 25 charge). D = 13 machine-ready reel. EIA-481 embossed plastic 1812FS-472 L 4.7 10,5 28 0.15 125 1000 1800 tape. Factory order only, not stocked (2200 parts 1812FS-562 L 5.6 10,5 35 0.40 110 1000 1650 per full reel). 1812FS-682 L 6.8 10,5 35 0.35 110 850 1450 B = Less than full reel. In an effort to simplify our part 1812FS-103 L 10 10,5 35 0.55 90 710 1400 numbering system, Coilcraft is eliminating the need for multiple packaging codes. When ordering, 1812FS-153 L 15 10,5 40 0.75 75 680 1150 simply change the last letter of your part number 1812FS-223 L 22 10,5 45 0.85 15 600 855 from B to C. 1812FS-333 L 33 10,5 45 1.1 10 540 820 2. Inductance measured at 100 kHz, 0.1 Vrms, 0 Adc using a Coilcraft SMD-A fixture in an Agilent/HP 4263B impedance analyzer. 1812FS-393 L 39 10,5 45 1.1 9.8 500 710 3. Tolerances in bold are stocked for immediate shipment. 1812FS-473 L 47 10,5 45 1.2 8.0 390 645 4. Q measured at 1 MHz on an Agilent/HP 4291A with an Agilent/ 1812FS-683 L 68 10,5 45 1.8 14.2 260 650 HP 16193 test fixture. 1812FS-104 L 100 10,5 45 2.5 4.5 260 520 5. DCR measured on a micro-ohmmeter and a Coilcraft CCF840 test 1812FS-154 L 150 10,5 40 3.8 3.4 220 475 fixture. 1812FS-224 L 220 10,5 45 5.4 3.0 180 390 6. SRF measured using an Agilent/HP 8753D network analyzer and a Coilcraft SMD-D test fixture. 1812FS-274 L 270 10,5 35 6.5 2.0 150 350 7. DC current at 25C that causes an inductance drop of 10% (typ) from 1812FS-334 L 330 10,5 45 6.8 3.0 150 310 its value without current. Click for temperature derating information. 1812FS-394 L 390 10,5 35 7.6 2.6 140 310 8. Current that causes a 40C temperature rise from 25C ambient. This 1812FS-474 L 470 10,5 35 8.7 2.1 130 280 information is for reference only and does not represent absolute maximum ratings. Click for temperature derating information. 1812FS-564 L 560 10,5 20 11.2 1.60 110 280 9. Electrical specifications at 25C. 1812FS-684 L 680 10,5 25 12.7 1.90 100 250 Refer to Doc 362 Soldering Surface Mount Components before soldering. 1812FS-824 L 820 10,5 25 16.8 1.45 90 210 1812FS-105 L 1000 10,5 30 19.5 1.68 90 160 Document 254-1 Revised 12/01/21 US +1-847-639-6400 sales coilcraft.com UK +44-1236-730595 sales coilcraft-europe.com Coilcraft Inc. 2021 This product may not be used in medical or high Taiwan +886-2-2264 3646 sales coilcraft.com.tw risk applications without prior Coilcraft approval. China +86-21-6218 8074 sales coilcraft.com.cn Specification subject to change without notice. Singapore + 65-6484 8412 sales coilcraft.com.sg Please check web site for latest information.Document 254-2 Filter Inductors 1812FS Series Typical L vs Frequency Typical L vs Current 10000 10000 Halogen Free 1000 H 1000 1000 1000 H 100 H 100 100 AEC 100 H + Q200 125C 10 H 10 10 10 H 1 H 1 1 1 H 0.1 0.1 0.01 0.1 1 10 0.01 0.1 1 10 Frequency (MHz) Current (A) B 0.120 C overall 3,05 0.045 1,14 0.118 AF 3,00 G E D Recommended terminal Land Pattern A max B max C max D ref E ref F ref G 0.231 0.196 0.150 0.107 0.100 0.178 0.025 inches 5,87 4,98 3,81 2,72 2,54 4,52 0,64 mm Document 254-2 Revised 12/01/21 US +1-847-639-6400 sales coilcraft.com UK +44-1236-730595 sales coilcraft-europe.com Coilcraft Inc. 2021 This product may not be used in medical or high Taiwan +886-2-2264 3646 sales coilcraft.com.tw risk applications without prior Coilcraft approval. China +86-21-6218 8074 sales coilcraft.com.cn Specification subject to change without notice. Singapore + 65-6484 8412 sales coilcraft.com.sg Please check web site for latest information. Inductance (H) Inductance (H)