Series Number DS6630 DS1137 DS1145 DS1351 DS1976 3003 9th Avenue SW PO Box 50 Watertown, SD 57201 Toll free: 888-978-2638 Ph: 605-886-3326 Fax: 605-886-8995 Shielded Drum Core Inductors, Tape and Reel Easy Part Numbers: ( Series Number ) - ( Suffix Code )(Tolerance), example DS1137-150M Bulk Packaging add (-B) to end of Part Numbering Sequence. example DS1137-150M-B 1st significant digit C L H B Z XXX B A W Suffix Code Suggested Land Pattern 2nd significant digit 3rd significant digit Y Parts will be marked with Significant Digit Dots OR Suffix code Series Number Maximum Dimensions L W H 0.260" 0.177" 0.115" [ 6.60 ] [ 4.50 ] [ 2.92 ] 0.421" 0.323" 0.146" [ 10.70 ] [ 8.20 ] [ 3.70 ] 0.421" 0.323" 0.177" [ 10.70 ] [ 8.20 ] [ 4.50 ] 0.510" 0.398" 0.201" [ 12.95 ] [ 10.10 ] [ 5.10 ] 0.730" 0.600" 0.300" [ 18.54 ] [ 15.25 ] [ 7.62 ] DS6630 DS1137 DS1145 DS1351 DS1976 Y 0.170" [ 4.32 ] 0.236" [ 6.00 ] 0.236" [ 6.00 ] 0.300" [ 7.62 ] 0.500" [ 12.70 ] DS6630 L7 DCR1 µH Suffix Codes 1.0 1.5 2.2 3.3 3.9 4.7 5.0 5.6 6.8 7.5 8.2 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 680 1000 1500 2200 3300 4700 6800 10000 1R0 1R5 2R2 3R3 3R9 4R7 5R0 5R6 6R8 7R5 8R2 100 120 150 180 220 270 330 390 470 560 680 820 101 121 151 181 221 271 331 391 471 681 102 152 222 332 472 682 103 0.040 0.045 0.050 0.055 Ω 0.060 IMAX2-4 A 3.0 2.8 1.8 1.6 1.4 1.2 C 0.160" [ 4.06 ] 0.224" [ 5.70 ] 0.224" [ 5.70 ] 0.290" [ 7.37 ] 0.490" [ 12.45 ] DS1137 Tolerance 6 Suffix DCR1 Ω ISAT3 A Features: High energy storage and low resistance. Ideal for DC-DC buck or boost conversion. Reliable surface mounting. Drop-in replacements for industry prevalent competitor series. Robust temperature deflection to prevent damage during solder reflow. Tape and Reel mechanical specifications available upon request. Operating temperature range -40°C to +85°C. DS1145 IRMS 5 A Tolerance 6 Suffix M M M M DCR1 Ω ISAT3 A DS1351 IRMS 5 A Tolerance 6 Suffix 0.040 2.50 2.50 M 0.055 2.10 2.10 M 0.065 1.95 1.95 M 0.080 0.100 0.120 0.140 0.160 0.180 0.200 0.240 0.350 0.425 0.530 0.668 0.730 1.050 1.120 1.75 1.50 1.40 1.30 1.20 1.10 1.00 0.92 0.84 0.75 0.68 0.60 0.54 0.50 0.45 1.75 1.50 1.40 1.30 1.20 1.10 1.00 0.92 0.84 0.75 0.68 0.60 0.54 0.50 0.45 M M M M M M M M M M M M M M M M 0.080 0.065 Reference Dimensions Z A B 0.050" 0.140" 0.055" [ 1.27 ] [ 3.56 ] [ 1.40 ] 0.079" 0.087" 0.094" [ 2.00 ] [ 2.20 ] [ 2.40 ] 0.079" 0.087" 0.094" [ 2.00 ] [ 2.20 ] [ 2.40 ] 0.100" 0.110" 0.118" [ 2.54 ] [ 2.80 ] [ 3.00 ] 0.100" 0.110" 0.115" [ 2.54 ] [ 2.79 ] [ 2.92 ] 1.70 1.70 0.075 1.0 M 0.090 0.80 M 0.110 0.70 M 0.190 0.60 M 0.230 0.50 M 0.290 0.40 M 0.480 0.3 M 0.590 0.26 M 0.770 0.22 1.40 0.2 0.165 0.172 0.181 0.190 0.250 0.270 0.300 0.380 0.580 0.620 0.920 0.980 1.40 1.20 1.10 1.00 0.90 0.80 0.70 0.65 0.60 0.55 0.50 0.45 0.40 1.40 1.20 1.10 1.00 0.90 0.80 0.70 0.65 0.60 0.55 0.50 0.45 0.40 Ω ISAT3 IRMS 5 DS1976 Tolerance 6 DCR1 ISAT3 IRMS 5 Tolerance Ω A A Suffix6 A 5.00 4.50 3.80 3.30 Suffix 0.021 0.022 0.032 0.039 A 5.80 5.20 5.00 3.90 0.054 2.80 2.70 M 0.075 2.80 2.20 M 0.101 2.40 2.00 M 0.040 7.00 3.60 M 0.150 2.00 1.50 M 0.048 5.60 3.20 M 0.207 1.50 1.30 M 0.059 5.00 2.80 M 0.334 1.40 1.10 M 0.075 4.50 2.60 M 0.472 1.00 0.80 M M M M M M M 0.100 DCR1 M M M M M M M M M M M M M 0.097 4.00 2.40 M 0.138 3.00 2.00 M 0.207 2.40 1.70 M 0.293 2.10 1.30 M M 0.470 1.90 1.10 M M 0.780 1.10 0.86 M 1.080 1.400 2.010 1.10 0.96 0.80 0.73 0.64 0.53 M M M 1.80 0.19 M 2.20 0.18 M 3.40 0.15 M 4.20 0.12 M 8.50 0.10 M 11.00 0.08 M 25.20 0.06 M 30.80 0.04 M 39.60 0.02 M 1) DCRs (DC resistances) are maximums @20°C. 2) Total current rating (IDC + IAC) 3) DC (Direct Current) current applied to produce a typical 10% drop in nominal inductance. 4) DC (Direct Current) current applied to produce a typical 30°C temperature rise. 5) DC (Direct Current) current applied to produce a typical 40°C temperature rise. 6) Suffix of M = ±20% 7) Inductance measured at 100kHz and 100mV Specifications subject to change without notice Call Toll Free: 888-978-2638 Website: www.coev.net A D B H Po P P1 C W T Dimensions are in millimeters unless specified. E Series Number DS6630 DS1137 DS1145 DS1351 DS1976 A MAX 360.0 360.0 360.0 360.0 360.0 B MIN 100.0 100.0 100.0 100.0 100.0 C ± 0.5 13.0 13.0 13.0 13.0 13.0 D MAX 22.4 30.4 30.4 30.4 50.4 Tape and Reel dimensions (mm) E MAX W ± 0.3 P ± 0.1 Po ± 0.1 P1 ± 0.1 H ± 0.05 19.4 16.0 8.0 2.0 4.0 3.5 27.4 24.0 12.0 2.0 4.0 3.8 27.4 24.0 12.0 2.0 4.0 4.6 27.4 24.0 16.0 2.0 4.0 5.7 47.4 44.0 24.0 2.0 4.0 6.9 T ± 0.05 0.35 0.35 0.35 0.35 0.35 Reel Quantity 2500 1000 1000 750 250 Packaging Specification 90-0057 90-0062 90-0063 90-0055 90-0065 PACKAGING NOTE: Only pressure sensitive cover tape is to be used. Customer Packaging Specifications For Print Distribution to Customers Series Revision DS SERIES B Sheet 2 of 3 Item Environmental Static Humidity Specification Test Method/Condition After exposure part remains within specified electrical parameters for L, Q and DCR. Expose parts to an environment of +50°C with 90 to 95% R.H. for 100 hours. After exposure, allow parts to dry for 2 hours before measurements are taken. Storage Life After exposure part remains within specified electrical parameters for L, Q and DCR. Subject parts to an environment of +50°C 90 to 100% R.H. for 46 to 50 hours. After exposure, allow parts to dry for 2 hours before measurements are taken. Moisture Resistance After exposure, part shall not have a shorted or open winding. Per MIL-STD 202 Method 106, ten 24 hour cycles at +25°C to +65°C at 80 to 95% R.H. During any of the first 9 cycles, inductors are revolved from the chamber and exposed to -10°C for 3 hours. Allow parts to dry for 2 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 cycles (Air to Air) 1 cycle shall consist of: 30 minutes exposure to -45°C 30 minutes exposure to +125°C 15 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. Inductors shall be randomly vibrated per NAVMAT P9492 profile. Samples shall be subjected to 0.04G/Hz for a minimum of 15 minutes per axis, for each of the three axes. Mechanical Shock After exposure part remains within specified electrical parameters for L, Q and DCR. Test per MIL-STD 202 method 213 test condition A, test mounted samples 3 axes, 6 times, totaling 18 shocks. (50Gs, 11ms, half-sine). Solderability 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. Component Adhesion (Push Test) 4 pounds Apply and measure force with a digital force gauge set. Resistance to Solvent No sign of degradation in appearance or marking detail. Withstands 6 minutes of alcohol. Withstands 3 minutes forced spray Freon TMS Load Life After exposure, part shall not have a shorted or open winding. Parts to be stored at 110°C for 1000 hours with rated current applied. Parts to be tested at: start, 500 and 1000 hours. Allow 2 hours at room temperature before testing. Other For Print Distribution to Customers Series Revision DS SERIES B Sheet 3 of 3