? coilcraft, inc. 2011 specifications subject to change without notice. please check our website for latest information. smt power inductors C mss5121 document 495-1 document 495-1 revised 01/03/11 dcr srf i sat (a) 4 i rms (a) 5 inductance 2 max typ 3 10% 20% 30% 20c 40c part number 1 20% (h) (ohms) (mhz) drop drop drop rise rise mss5121-222ml_ 2.2 0.050 120.0 1.86 2.10 2.30 2.1 2.9 mss5121-332ml_ 3.3 0.070 90.0 1.62 1.84 2.00 1.7 2.3 mss5121-472ml_ 4.7 0.095 80.0 1.38 1.54 1.66 1.4 1.9 mss5121-562ml_ 5.6 0.100 73.0 1.28 1.42 1.54 1.3 1.8 mss5121-682ml_ 6.8 0.110 65.0 1.10 1.28 1.38 1.2 1.6 mss5121-822ml_ 8.2 0.135 55.0 1.06 1.22 1.32 1.1 1.5 mss5121-103ml_ 10 0.160 47.0 0.98 1.08 1.18 0.99 1.3 mss5121-123ml_ 12 0.190 41.0 0.87 0.99 1.05 0.91 1.2 mss5121-153ml_ 15 0.280 37.0 0.76 0.85 0.90 0.82 1.1 mss5121-183ml_ 18 0.300 35.0 0.71 0.81 0.87 0.75 1.0 mss5121-223ml_ 22 0.330 32.0 0.68 0.77 0.82 0.71 0.97 mss5121-273ml_ 27 0.420 27.0 0.61 0.69 0.74 0.63 0.85 mss5121-333ml_ 33 0.480 25.0 0.58 0.64 0.67 0.56 0.76 mss5121-393ml_ 39 0.530 23.0 0.48 0.54 0.58 0.55 0.73 mss5121-473ml_ 47 0.750 22.0 0.44 0.51 0.54 0.46 0.63 mss5121-563ml_ 56 0.860 19.0 0.40 0.46 0.49 0.44 0.60 mss5121-683ml_ 68 1.00 18.0 0.37 0.42 0.46 0.41 0.56 mss5121-823ml_ 82 1.20 15.0 0.35 0.40 0.42 0.35 0.47 mss5121-104ml_ 100 1.40 13.5 0.28 0.32 0.35 0.33 0.44 mss5121-124ml_ 120 1.60 12.0 0.26 0.30 0.32 0.31 0.42 mss5121-154ml_ 150 2.10 9.0 0.26 0.29 0.31 0.29 0.38 mss5121-184ml_ 180 2.31 8.5 0.21 0.25 0.27 0.25 0.34 mss5121-224ml_ 220 3.10 7.5 0.21 0.24 0.25 0.22 0.29 mss5121-274ml_ 270 3.50 7.0 0.18 0.20 0.22 0.20 0.27 mss5121-334ml_ 330 4.00 6.5 0.17 0.19 0.20 0.19 0.26 mss5121-394ml_ 390 5.00 5.8 0.15 0.17 0.19 0.15 0.21 designer?s kit c411 contains 3 of each value core material ferrite terminations terminations rohs compliant matte tin over nickel over phos bronze (current production) or gold over nickel over phos bronze (prior production). other terminations available at additional cost. weight 141 ? 147 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) failures in time (fit) / mean time between failures (mtbf) 38 per billion hours / 26,315,789 hours, calculated per telcordia sr-332 packaging 600/7 reel, 2500/13 reel; plastic tape: 12 mm wide, 0.35 mm thick, 8 mm pocket spacing, 3.25 mm pocket depth pcb washing only pure water or alcohol recommended 1. please specify termination and packaging codes: mss5121-394m lc termination: l = rohs compliant matte tin over nickel over phos bronze or gold over nickel over phos bronze. special order: t = rohs tin-silver-copper (95.5/4/0.5) over gold over nickel over phos bronze or s = non-rohs tin-lead (63/37) over gold over nickel over phos bronze. packaging: c =7 machine-ready reel. eia-481 embossed plastic tape (600 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 (2500 parts per full reel). 2. inductance measured at 100 khz, 0.1 vrms, 0 adc using coilcraft smd-a fixture in an agilent/hp 4284a impedance analyzer. 3. srf measured using an agilent/hp 8753d network analyzer and a coilcraft smd-d test fixture. 4. dc current at which the inductance drops the specified amount from its value without current. 5. current that causes the specified temperature rise for 25c ambient. 6. electrical specifications at 25c. refer to doc 362 ?soldering surface mount components? before soldering. ? low profile shielded power inductors ? low dcr, excellent current handling and low cost
? coilcraft, inc. 2011 smt power inductors C series mss5121 specifications subject to change without notice. please check our website for latest information. document 495-2 document 495-2 revised 01/03/11 typical l vs current typical l vs frequency 0.1 1 10 100 1000 0.01 0.1 10 1 current (a) inductance (h) 390 h 47 h 2.2 h 6.8 h 120 h 18 h 0.1 1 10 100 1000 0.1 1 100 10 frequency (mhz) inductance (h) 390 h 47 h 2.2 h 6.8 h 120 h 18 h current derating -40 -20 0 20 40 60 80 100 140 120 ambient temperature (c) percent of rated current 120 110 100 90 80 70 60 50 40 30 20 10 0 i sat i rms 25c dimensions are in inches mm 123 0.083 2,2 0.063 1,6 max 0.181 4,6 0.181 4,6 0.200 5,1 0.200 5,1 * dimensions are of the case not including the termination. for maximum overall dimensions including the termination, add 0.035 in / 0,9 mm. * * recommended land pattern 0.069 1,74 0.200 5,08 0.200 5,08 0.159 4,05 ?
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