Series Number DH8950 DH1364 DH2280 3004 9th Avenue 3005 SW 9th Avenue SW Watertown, SD Watertown, 57202 SD 57203 Toll free: 888-978-2639 Toll free: 888-978-2640 Ph: 605-886-3327 Ph: 605-886-3328 Fax: 605-886-8996 Fax: 605-886-8997 SMD Unshielded Self-Leaded Inductor ; Part Numbering Sequence: ( Series Number ) - ( Suffix Code )(Tolerance), example DH1364-100M Bulk Packaging add (-B) to end of Part Numbering Sequence. example DH1364-100M-B 1st significant digit C A Suggested Land Pattern DH8950 W Suffix Code 3rd significant digit C 2nd significant digit Parts will be marked with Significant Digit Dots OR Suffix code Series Number A B L H B XXX B B Suggested Land Pattern DH1364 & DH2280 Units Maximum Dimensions L W H Features: High energy sotrage and low resistance Nominal Dimensions A B C DH8950 inches [ mm ] 0.362" [ 9.19 ] 0.252" [ 6.40 ] 0.197" [ 5.00 ] 0.160" [ 4.06 ] 0.075" [ 1.91 ] 0.200" [ 5.08 ] DH1364 inches [ mm ] 0.522" [ 13.26 ] 0.392" [ 9.96 ] 0.250" [ 6.35 ] 0.160" [ 4.06 ] 0.060" [ 1.52 ] 0.400" [ 10.16 ] DH2280 inches [ mm ] 0.880" [ 22.35 ] 0.640" [ 16.26 ] 0.315" [ 8.00 ] 0.340" [ 8.64 ] 0.125" [ 3.18 ] 0.690" [ 17.53 ] Ideal for DC-DC step-up or step-down conversion Reliable surface mounting, flat top for pick and place Robust temperature deflection to prevent damage during solder reflow DH8950 L1 µH Suffix Codes 0.33 0.56 0.68 0.78 1.0 1.2 1.5 2.2 2.7 3.3 3.9 4.7 6.0 6.8 7.8 10 15 22 33 47 68 100 R33 R56 R68 R78 1R0 1R2 1R5 2R2 2R7 3R3 3R9 4R7 6R0 6R8 7R8 100 150 220 330 470 680 101 DCR2 ISAT 4 Ω A 0.010 7.7 IRMS5 6.00 DH1364 Tolerance DCR2 ISAT 3 Suffix6 Ω Tolerance 0.002 A 20.0 16.0 Suffix6 M 0.005 13.0 12.0 M 0.006 11.0 10.0 M 0.008 0.011 0.012 0.014 9.0 7.8 7.0 6.4 9.0 7.4 6.6 5.9 M M M M 0.018 5.4 4.8 M DCR2 ISAT 3 Ω A IRMS5 Significant Digit 5.3 4.40 M 0.035 3.5 3.10 M 0.054 2.6 2.20 M 0.111 0.170 0.250 0.370 0.470 1.9 1.5 1.20 0.99 0.87 1.50 1.20 1.00 0.82 0.72 M M M M M 0.035 3.6 4.5 M 0.040 0.060 0.080 0.150 0.280 0.300 0.400 3.30 2.40 2.00 1.70 1.40 1.20 0.95 4.50 3.50 2.80 2.10 1.70 1.50 1.2 M M M M M M M Suffix6 0.0026 30.0 15.0 M 0.0040 0.0061 25.0 20.0 15.0 12.0 M M 0.0086 0.0100 0.0140 0.0170 17.0 15.0 13.0 12.0 10.0 9.0 8.4 7.5 M M M M 0.0180 0.0260 0.0320 11.0 10.0 8.0 7.5 6.0 4.4 M M M Tolerance ±20%, Tested at 100kHz, 100mVrms @20°C. DH8950 series tested at 100kHz, 250mVrms @20°C. DCRs (DC resistances) are maximums @20°C. DC (Direct Current) current applied to produce a typical 10% drop from measured nominal inductance. DC (Direct Current) current applied to produce a typical 30% drop from measured nominal inductance. Current applied to produce a typical 40°C temperature rise from measured nominal inductance. Tolerance M = ±20% Specifications subject to change without notice Call Toll Free: 888-978-2638 Website: www.coev.net 1st Dot Code 2nd 3rd Orange Green Blue Violet Brown Brown Brown Red Red Orange Orange Yellow Blue Blue Violet Brown Brown Red Orange Yellow Blue Brown Orange Blue Grey Grey Black Red Green Red Violet Orange White Violet Black Grey Grey Black Green Red Orange Violet Grey Black Brown Brown Brown Brown Red Red Red Red Red Red Red Red Red Red Red Orange Orange Orange Orange Orange Orange Yellow Tolerance M 0.017 1) 2) 3) 4) 5) 6) DH2280 IRMS5 DD MAX. 0.5 13 0.5 21 0.8 BBMIN. 1 1.0 C MAX. 1 2 0.5 Dimensions are in millimeters unless specified. A 2 A MAX. Series Number Units Reel dimensions B A DH8950 in. [mm] B 14.17" [ 360 ] B 3.94" [ 100.0 ] DH1364 in. [mm] B 14.17" [ 360 ] B 3.94" [ 100.0 ] DH2280 in. [mm] B 14.17" [ 360 ] B 3.94" [ 100.0 ] C D Reel Qty Packaging Specification 0.882" [ 22.4 ] B 0.098" [ 2.50 ] 1000 90-0061 B 1.20" [ 30.4 ] B 0.098" [ 2.50 ] 750 90-0055 B 1.98" [ 50.4 ] B 0.098" [ 2.50 ] 250 90-0064 PACKAGING NOTE: Only pressure sensitive cover tape is to be used. P2 E1 φ1.5+1.0 4.0±0.1 P1 A T F W V B0 A U K0 A0 Series A0 ± 0.1 U ± 0.1 V ± 0.1 DH8950 DH1364 DH2280 6.65 10.30 15.40 4.70 5.80 8.10 2.90 4.00 5.30 SECTION A-A P1 ± 0.1 P2 ± 0.1 12.00 16.00 24.00 2.00 2.00 2.00 Customer Packaging Specifications For Print Distribution to Customers W ± 0.3 F ± 0.1 16.00 24.00 44.00 7.50 11.50 20.20 E1 ± 0.1 B0 ± 0.1 1.75 1.75 1.75 9.45 13.50 22.50 K0 ± 0.05 T ± 0.05 4.70 5.70 6.90 0.35 0.35 0.35 Series Revision DH SERIES B Sheet 2 of 3 Item Specification Environmental Static Humidity Test Method/Condition After exposure part remains within specified electrical parameters for L, Q and DCR. Precondition at 25°C for 60 minutes. Expose parts to an environment of +40°C with 90 to 95% R.H. for 240 hours. Storage Life After exposure part remains within specified electrical parameters for L, Q and DCR. Subject parts to an environment of 85°C 85% R.H. for 168 hours. After exposure allow parts to dry for 4 hours before measurements are taken. Temperature Cycle After exposure part remains within specified electrical parameters for L, Q and DCR. 10 cycles (Air to Air) 1 cycle shall consist of: 30 minutes exposure to +85°C 30 minutes exposure to -40°C Allow 20 minutes transition between extremes. Temperature Shock After exposure part remains within specified electrical parameters for L, Q and DCR. 10 30 30 15 cycles (Air to Air) 1 cycle shall consist of: minutes exposure to -55°C minutes exposure to +125°C seconds maximum transition between temperatures General Storage Temperature Range -40°C to +85°C Operating Temperature Range -40°C to +85°C Flammability IEC 695-2-2 Withstands needle-flame test Vibration After exposure part remains within specified electrical parameters for L, Q and DCR. 1 cycle of 30 minutes of the following: 5 - 7 Hz constant displacement of 0.75 inches, 5 minutes 7 - 30 Hz constant acceleration of 1.5 Gs, 10 minutes 31 - 50 Hz constant displacement of 0.33 inches, 5 minutes 50 - 500 Hz constant acceleration of 1.2 Gs, 10 minutes Mechanical Shock After exposure part remains within specified electrical parameters for L, Q and DCR. DH8950 Series - 2000 Gs per axis, 2 directions DH1364 Series - 500 Gs per axis, 2 directions DH2280 Series - 500 Gs per axis, 2 directions Wetting shall cover 90% minimum of each termination Dip pads in RMA flux, 63/37 solder (Sn/Pb) at 232°C for 5 seconds ±2 seconds. Other Solderability Component Adhesion (Push Test) Component shall withstand 6 lb. push force minimum without delaminating from mounting surface. Resistance to Solvent Apply and measure force with a digital force gauge set. Withstands 6 minutes of alcohol. Withstands 3 minutes forced spray Freon TMS Chemical Ionic Contamination Conductivity: pH: Chlorides: Sodium: Potassium: 11 µOhms/cm maximum 5.5 to 9 65 ppm maximum 20 ppm maximum 10 ppm maximum For Print Distribution to Customers Series Revision DH SERIES B Sheet 3 of 3