Document 1097-1 Shielded Power Inductors MSS7331 7.0 7.0 mm footprint 3.1 mm high shielded inductors Low DCR and excellent current handling 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 0.48 0.51 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) Failures in Time (FIT) / Mean Time Between Failures (MTBF) 38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332 Packaging 350/7 reel, 1500/13 reel Plastic tape: 16 mm wide, 0.35 mm thick, 12 mm pocket spacing, 3.7 mm pocket depth PCB washing Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. See Doc787 PCB Washing.pdf. 4 5 1. Please specify termination and packaging codes: DCR Isat (A) Irms (A) SRF (Ohms) 2 3 Inductance typ 10% 20% 30% 20C 40C MSS7331-104MLC 1 Part number (H) typ max (MHz) drop drop drop rise rise Termination: L = RoHS compliant gold over MSS7331-152NL 1.5 30% 0.009 0.012 80.0 3.5 4.4 5.1 4.8 6.9 nickel over phos bronze Special order: MSS7331-302NL 3.0 30% 0.014 0.020 55.0 2.3 3.0 3.5 4.2 6.0 T = RoHS tin-silver-copper MSS7331-392NL 3.9 30% 0.017 0.023 45.0 2.2 2.8 3.2 4.1 5.7 (95.5/4/0.5) over tin over nickel MSS7331-502ML 5.0 20% 0.022 0.030 40.0 2.0 2.4 2.8 3.3 4.5 over phos bronze or MSS7331-602ML 6.0 20% 0.025 0.033 38.0 1.8 2.2 2.6 3.4 4.6 S = non-RoHS tin-lead (63/37) over tin over nickel over phos MSS7331-732ML 7.3 20% 0.035 0.045 35.0 1.8 2.2 2.5 2.8 3.8 bronze. MSS7331-862ML 8.6 20% 0.038 0.048 33.5 1.6 2.0 2.2 2.5 3.4 Packaging: C = 7 machine-ready reel EIA- MSS7331-103ML 10 20% 0.046 0.052 30.0 1.4 1.7 1.9 2.4 3.2 481 embossed plastic tape (350 MSS7331-123ML 12 20% 0.058 0.066 26.0 1.3 1.6 1.7 2.1 2.8 per full reel). MSS7331-153ML 15 20% 0.067 0.075 24.0 1.2 1.4 1.6 2.0 2.7 B = Less than full reel In tape, but not machine-ready. To have MSS7331-183ML 18 20% 0.071 0.088 22.0 1.1 1.3 1.4 1.9 2.6 a leader and trailer added MSS7331-223ML 22 20% 0.095 0.113 21.0 0.98 1.2 1.3 1.6 2.2 ( 25 charge), use code letter C MSS7331-273ML 27 20% 0.105 0.132 17.0 0.89 1.1 1.2 1.5 2.0 instead. MSS7331-333ML 33 20% 0.123 0.150 16.0 0.80 0.97 1.1 1.4 1.9 D = 13 machine-ready reel EIA- MSS7331-393ML 39 20% 0.161 0.180 14.5 0.70 0.86 0.96 1.2 1.6 481 embossed plastic tape. Factory order only, not stocked MSS7331-473ML 47 20% 0.180 0.215 12.5 0.67 0.80 0.89 1.2 1.6 (1500 per reel per full reel). MSS7331-563ML 56 20% 0.240 0.270 11.5 0.61 0.72 0.80 1.0 1.4 2. Inductance tested at 100 kHz, 0.1 Vrms, 0 Adc using MSS7331-683ML 68 20% 0.273 0.300 10.5 0.55 0.66 0.74 0.92 1.2 an Agilent/HP 4284A LCR meter or equivalent. MSS7331-823ML 82 20% 0.304 0.370 9.5 0.52 0.60 0.67 0.84 1.2 3. For SRF >13 MHz, SRF measured using an Agilent/ MSS7331-104ML 100 20% 0.419 0.495 8.5 0.45 0.54 0.61 0.79 1.1 HP 8753D network Analyzer or equivalent. For SRF <13 MHz, SRF measured using an Agilent/ HP 4192A or equivalent. 4. DC current at 25C that causes the specified inductance drop from its value without current. Click for temperature derating information. 5. Current that causes the specified temperature rise from 25C ambient. This information is for reference only and does not represent absolute maximum ratings. Click for temperature derating information. 6. Electrical specifications at 25C. Refer to Doc 362 Soldering Surface Mount Components before soldering. Document 1097-1 Revised 09/02/15Document 1097-2 Shielded Power Inductors MSS7331 Typical L vs Current Typical L vs Frequency 1000 1000 100 H 100 H 100 100 39 H 39 H 10 H 10 H 10 10 3.9 H 3.9 H 1.5 H 1.5 H 1 1 0.01 0.1 1.0 10 0.1 1 10 100 Current (A) Frequency (MHz) 0.287 * 7,3 Dash number 0.287 123 * Internal code 7,3 X Dimensions are of the case not * including the termination. For maximum overall dimensions including the termination, add 0.02 in / 0,51 mm. 0.122 max 3,1 0.260 0.280 typ 6,6 7,1 0.083 typ 2,1 0.099 2,5 0.260 0.280 typ 6,6 7,1 0.222 5,65 Recommended Land Pattern inches Dimensions are in mm Document 1097-2 Revised 09/02/15 Inductance (H) Inductance (H)