MSS1278-273MLD Coilcraft

Web Sample Tools & Support Document 322-1 page & buy software & FAQ SMT Power Inductors MSS1278 12.3 12.3 mm footprint 8 mm high shielded inductors AEC + Q200 85C Low DCR and excellent current handling Designers Kit C380 contains 3 each of all values. Core material Ferrite Core and winding loss See www.coilcraft.com/coreloss Terminations RoHS compliant matte tin over nickel over phos bronze. Other terminations available at additional cost. Weight: 3.8 4.6 g Ambient temperature 40C to +85C with (40C rise) 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 500/13 reel Plastic tape: 24 mm wide, 0.5 mm thick, 16 mm pocket spacing, 8.7 mm pocket depth PCB washing Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. See Doc787 PCB Washing.pdf. 3 5 6 1. Please specify termination and packaging codes: DCR Isat (A) Irms (A) SRF 2 (mOhms) 4 Inductance typ 10% 20% 30% 20C 40C 1 MSS1278-105KLD Part number (H) typ max (MHz) drop drop drop rise rise Termination: L = RoHS compliant matte tin over MSS1278-142ML 1.4 20% 8.8 9.8 80.0 25.2 28.6 30.6 7.00 10.00 nickel over phos bronze. MSS1278-472ML 4.7 20% 13.9 15.5 30.0 13.7 15.2 15.9 4.30 6.20 Special order: T = RoHS tin-silver-copper MSS1278-562ML 5.6 20% 15.7 17.5 24.0 12.2 13.7 14.6 4.30 6.20 (95.5/4/0.5) or S = non-RoHS MSS1278-682ML 6.8 20% 19.1 21.3 21.0 11.3 12.7 13.7 4.20 6.00 tin-lead (63/37). MSS1278-822ML 8.2 20% 20.3 22.6 20.0 10.1 11.5 12.3 4.10 5.90 Packaging: D = 13 machine-ready reel. EIA- MSS1278-103ML 10 20% 21.8 24.3 17.0 9.36 10.6 11.2 4.00 5.70 481 embossed plastic tape MSS1278-123ML 12 20% 23.2 25.8 15.0 8.84 10.0 10.7 3.70 5.20 (500 parts per full reel). Quanti- ties less than full reel available: MSS1278-153ML 15 20% 27.9 31.0 13.0 7.30 8.36 9.00 3.50 4.90 in tape (not machine ready) MSS1278-183ML 18 20% 30.8 34.3 12.0 6.10 7.10 7.74 3.00 4.50 or with leader and trailer ( 25 MSS1278-223ML 22 20% 35.5 39.5 11.0 6.04 6.78 7.24 2.90 4.00 charge). MSS1278-273ML 27 20% 45.0 50.0 10.0 5.80 6.56 7.02 2.60 3.60 B = Less than full reel. In an effort to simplify our part numbering MSS1278-333ML 33 20% 61.9 68.8 9.5 5.22 5.90 6.30 2.30 3.10 system, Coilcraft is eliminating MSS1278-393ML 39 20% 69.1 76.8 8.5 4.68 5.42 5.80 2.10 3.00 the need for multiple packaging MSS1278-473ML 47 20% 72.3 80.4 7.5 4.40 5.02 5.32 2.00 2.90 codes. When ordering, simply MSS1278-563ML 56 20% 80.2 89.2 7.0 4.02 4.60 4.90 1.90 2.70 change the last letter of your part number from B to D. MSS1278-683ML 68 20% 91.3 101.5 6.5 3.40 3.86 4.26 1.80 2.60 2. Inductance tested at 100 kHz, 0.1 Vrms, 0 Adc us- MSS1278-823ML 82 20% 125.9 139.9 5.0 3.12 3.58 3.80 1.60 2.30 ing an Agilent/HP 4263B LCR meter or equivalent. MSS1278-104ML 100 20% 135.1 150.2 4.5 2.88 3.28 3.52 1.50 2.20 3. DCR measured on a micro-ohmmeter and a MSS1278-124KL 120 10% 182.3 202.6 4.3 2.62 3.00 3.24 1.40 1.90 Coilcraft CCF858 test fixture. MSS1278-154KL 150 10% 216.5 240.6 4.1 2.48 2.86 3.02 1.30 1.80 4. SRF measured using an Agilent/HP 4191A or equivalent. MSS1278-184KL 180 10% 229.0 254.5 4.0 2.26 2.58 2.74 1.20 1.70 5. DC current at 25C that causes the specified MSS1278-224KL 220 10% 323.6 359.6 3.4 1.96 2.22 2.36 1.00 1.60 inductance drop from its value without current. MSS1278-274KL 270 10% 415.6 461.8 3.1 1.74 2.04 2.18 0.90 1.20 Click for temperature derating information. MSS1278-334KL 330 10% 487.3 541.5 2.9 1.66 1.86 2.00 0.80 1.00 6. Current that causes the specified temperature MSS1278-394KL 390 10% 533.6 592.9 2.7 1.52 1.72 1.88 0.75 1.00 rise from 25C ambient. This information is for reference only and does not represent absolute MSS1278-474KL 470 10% 707.5 786.2 2.2 1.34 1.54 1.64 0.66 0.90 maximum ratings. MSS1278-564KL 560 10% 777.4 863.8 2.0 1.24 1.42 1.50 0.60 0.80 Click for temperature derating information. MSS1278-684KL 680 10% 1045 1162 1.7 1.16 1.28 1.38 0.55 0.75 7. Electrical specifications at 25C. MSS1278-824KL 820 10% 1166 1296 1.4 1.04 1.16 1.26 0.50 0.70 Refer to Doc 362 Soldering Surface Mount MSS1278-105KL 1000 10% 1334 1483 1.3 0.97 1.10 1.14 0.48 0.68 Components before soldering. US +1-847-639-6400 sales coilcraft.com Document 322-1 Revised 06/22/21 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 322-2 SMT Power Inductors MSS1278 Typical L vs Current Typical L vs Frequency 10000 10000 AEC + Q200 85C 1000 H 1000 H 1000 1000 100 H 100 H 100 100 10 H 10 H 10 10 4.7 H 4.7 H 1 1 0.1 1 10 100 0.01 0.1 1 10 Current (A) Frequency (MHz) inches Dimensions are in mm US +1-847-639-6400 sales coilcraft.com Document 322-2 Revised 06/22/21 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)