Technical Data DS4314 Effective July 2017 Supersedes June 2017 ECONO-PACTM/OCTA-PAC(R) OCTA-PAC(R) PLUS Dual winding toroid power inductors/transformers Applications * * * * * * Computer and portable power devices LCD panels, DVD players Inductor: DC-DC converters Buck, boost, forward, and resonant converters Noise filtering and filter chokes Transformers: 1:1 300 Vdc isolation, flyback, sepic Part number * Product features * * * * * * Surface mount magnetics that can be used as single or coupled inductors or 1:1 transformers that provide isolation between two windings OCTA-PAC's are designed around high frequency, low loss core material ECONO-PAC's are a lower cost version of OCTAPAC's offering high saturation flux density, Iron powder core material OCTA-PAC PLUS's offer higher current ratings and higher saturation flux densities than OCTAPAC and ECONO-PAC, Amorphous metal core material Secure 4 Terminal Mounting Inductor more versatile inductance combination by series or parallel connections s u , l 1 P 3 r ac 3A) e P b o a is t t , c c y r A O nto O , -2 d e e A u v 1 n i n ( i t n il t o n c dis 7 or u 201 leted. dep * CTX___-__ -R(First three digits CTX; Second 2-3 digits = Inductance Value; Last 1-2 digits, product size & type) -R indicates RoHS compliant Product size/type * * * CTX___-1 (-1 = size; no suffix = OCTA-PAC(R)) CTX___-1P (-1 = size; P suffix = ECONOPACTM) CTX___-1A (-1 = size; A suffix = OCTA-PAC(R) PLUS) Environmental data * * * Storage temperature range (component): -40 C to +125 C Operating temperature range: -40 C to +125 C (ambient plus self-temperature rise) Solder reflow temperature: J-STD-020 (latest revision) compliant Pb HF FREE HALOGEN Technical Data DS4314 Effective July 2017 PARALLEL Part Number 2 Open Circuit Inductance H +/-20% Full Load Inductance H min. SERIES Full Load Current Adc DC Resistance ohms max. Open Circuit Inductance H +/-20% Full Load Inductance H min. Full Load Current Adc DC Resistance ohms max. CTX0.47-1P-R CTX0.68-1P-R CTX1-1P-R CTX2-1P-R CTX5-1P-R CTX8-1P-R CTX10-1P-R CTX15-1P-R CTX20-1P-R CTX25-1P-R CTX33-1P-R CTX50-1P-R CTX68-1P-R CTX100-1P-R CTX150-1P-R CTX200-1P-R CTX300-1P-R CTX0.47-2P-R CTX0.68-2P-R CTX1-2P-R CTX2-2P-R CTX5-2P-R CTX8-2P-R CTX10-2P-R CTX 15-2P-R CTX20-2P-R CTX25-2P-R CTX33-2P-R CTX50-2P-R CTX68-2P-R CTX100-2P-R CTX150-2P-R CTX200-2P-R CTX300-2P-R .42 .60 1.07 2.02 4.83 8.08 9.62 15.03 20.46 25.40 32.33 50.52 68.40 99.01 150.72 198.41 299.87 .54 .85 1.22 2.18 4.90 7.65 9.83 14.99 19.58 24.79 32.67 49.10 68.85 99.14 148.10 201.59 300.42 .31 .43 .73 1.36 3.37 5.31 6.23 9.62 14.12 17.07 22.27 33.57 43.65 63.64 96.64 130.79 190.05 .42 .64 .89 1.56 3.57 5.31 6.73 10.51 13.37 16.60 21.29 35.31 47.93 69.56 100.07 138.49 197.52 5.50 5.10 4.50 3.40 2.00 1.80 1.70 1.40 1.00 .96 .80 .70 .66 .54 .44 .36 .32 5.90 5.40 5.00 3.90 2.50 2.30 2.10 1.60 1.50 1.40 1.30 .82 .76 .62 .56 .46 .42 .005 .006 .008 .013 .040 .052 .057 .087 .158 .177 .250 .316 .373 .557 .844 1.208 1.525 .006 .007 .008 .014 .032 .040 .045 .085 .097 .109 .126 .305 .362 .541 .665 .951 1.176 1.67 2.40 4.28 8.08 19.31 32.33 38.48 60.12 81.83 101.60 129.32 202.07 273.61 396.06 602.87 793.65 1199.46 2.18 3.40 4.90 8.70 19.58 30.60 39.30 59.98 78.34 99.14 130.70 196.38 275.40 396.58 592.42 806.34 1201.70 1.25 1.74 2.92 5.44 13.47 21.23 24.94 38.47 56.47 68.29 89.06 134.27 174.61 254.55 386.56 523.16 760.19 1.69 2.55 3.57 6.26 14.26 21.23 26.92 42.02 53.48 66.38 85.17 141.24 191.71 278.22 400.27 553.97 790.08 2.75 2.55 2.25 1.70 1.00 .90 .85 .70 .50 .48 .40 .35 .33 .27 .22 .18 .16 2.95 2.70 2.50 1.95 1.25 1.15 1.05 .80 .75 .70 .65 .41 .38 .31 .28 .23 .21 .021 .025 .032 .054 .161 .207 .227 .348 .634 .708 1.001 1.263 1.490 2.227 3.376 4.831 6.100 .024 .029 .033 .055 .128 .158 .179 .339 .387 .436 .503 1.221 1.445 2.162 2.660 3.804 4.703 CTX0.47-3P-R CTX0.68-3P-R CTX1-3P-R CTX2-3P-R CTX5-3P-R CTX8-3P-R CTX10-3P-R CTX15-3P-R CTX20-3P-R CTX25-3P-R CTX33-3P-R CTX50-3P-R CTX68-3P-R CTX100-3P-R CTX150-3P-R CTX200-3P-R CTX300-3P-R CTX0.47-4P-R CTX0.68-4P-R CTX1-4P-R CTX2-4P-R CTX5-4P-R CTX8-4P-R CTX10-4P-R CTX15-4P-R CTX20-4P-R CTX25-4P-R CTX33-4P-R CTX50-4P-R CTX68-4P-R CTX100-4P-R CTX150-4P-R CTX200-4P-R CTX300-4P-R .46 .67 .91 1.85 4.74 8.16 9.79 14.50 20.15 25.33 32.63 50.02 68.84 101.31 149.85 200.10 298.39 .49 .76 1.10 1.95 5.15 7.81 9.88 14.76 20.62 25.65 33.21 48.80 67.37 99.09 149.45 200.11 298.93 .35 .50 .65 1.24 3.04 4.90 5.71 8.50 13.12 16.16 20.32 33.06 44.15 65.50 90.92 116.51 172.12 .37 .56 .81 1.42 3.56 5.15 6.70 9.52 13.44 17.17 22.93 32.21 43.04 69.54 101.46 131.37 188.03 6.20 5.70 5.40 4.60 3.20 2.80 2.70 2.20 1.50 1.40 1.30 .92 .84 .68 .64 .60 .50 7.90 7.20 5.90 4.60 3.30 3.00 2.50 2.30 1.90 1.60 1.30 1.20 1.10 .72 .64 .60 .54 .006 .007 .008 .011 .022 .030 .033 .050 .111 .125 .146 .277 .328 .501 .621 .731 .926 .005 .006 .008 .014 .027 .033 .047 .057 .084 .115 .166 .201 .238 .565 .696 .810 1.003 1.85 2.66 3.63 7.40 18.94 32.63 39.15 58.02 80.59 101.31 130.54 200.10 275.35 405.22 599.40 800.38 1193.55 1.95 3.05 4.39 7.81 20.62 31.23 39.53 59.05 82.47 102.60 132.86 195.20 269.50 396.38 597.80 800.44 1195.72 1.42 1.98 2.62 4.97 12.15 19.60 22.85 34.01 52.48 64.66 81.30 132.24 176.61 262.02 363.68 466.03 688.50 1.49 2.24 3.24 5.69 14.23 20.61 26.79 38.09 53.76 68.68 91.72 128.83 172.16 278.15 405.83 525.47 752.13 3.10 2.85 2.70 2.30 1.60 1.40 1.35 1.10 .75 .70 .65 .46 .42 .34 .32 .30 .25 3.95 3.60 2.95 2.30 1.65 1.50 1.25 1.15 .95 .80 .65 .60 .55 .36 .32 .30 .27 .025 .028 .032 .045 .090 .119 .131 .198 .443 .499 .571 1.108 1.312 2.005 2.483 2.925 3.702 .019 .023 .033 .055 .107 .131 .187 .228 .337 .461 .662 .805 .952 2.259 2.784 3.240 4.011 www.eaton.com/electronics Technical Data DS4314 ECONO-PACTM/OCTA-PAC(R) OCTA-PAC(R) PLUS Dual winding toroid power inductors/transformers Effective July 2017 PARALLEL Part Number CTX0.47-1-R CTX0.68-1-R CTX1-1-R CTX2-1-R CTX5-1-R CTX8-1-R CTX10-1-R CTX15-1-R CTX20-1-R CTX25-1-R CTX33-1-R CTX50-1-R CTX68-1-R CTX100-1-R CTX150-1-R CTX200-1-R CTX300-1-R CTX0.47-2-R CTX0.68-2-R CTX1-2-R CTX2-2-R CTX5-2-R CTX8-2-R CTX10-2-R CTX15-2-R CTX20-2-R CTX25-2-R CTX33-2-R CTX50-2-R CTX68-2-R CTX100-2-R CTX150-2-R CTX200-2-R CTX300-2-R CTX0.47-3-R CTX0.68-3-R CTX1-3-R C TX2-3-R CTX5-3-R CTX8-3-R CTX10-3-R CTX15-3-R CTX20-3-R CTX25-3-R CTX33-3-R CTX50-3-R CTX68-3-R CTX100-3-R CTX150-3-R CTX200-3-R CTX300-3-R CTX0.47-4-R CTX0.68-4-R CTX1-4-R CTX2-4-R CTX5-4-R CTX8-4-R CTX10-4-R CTX15-4-R CTX20-4-R CTX25-4-R CTX33-4-R CTX50-4-R CTX68-4-R CTX100-4-R CTX150-4-R CTX200-4-R CTX300-4-R SERIES Open Circuit Inductance H +/-20% Full Load Inductance H min. Full Load Current Adc DC Resistance ohms max. Open Circuit Inductance H +/-20% Full Load Inductance H min. Full Load Current Adc DC Resistance ohms max. .40 .63 .90 2.03 4.90 8.10 10.00 14.40 19.60 25.60 32.40 50.63 67.60 99.23 148.23 202.50 302.50 .42 .75 1.18 2.30 4.70 7.94 10.58 15.23 20.73 24.86 31.77 51.18 67.87 99.45 147.39 198.58 300.80 .38 .60 .86 1.94 4.70 7.78 9.60 15.00 20.18 24.58 32.86 50.78 67.42 101.40 149.78 198.74 301.06 .44 .78 1.23 1.76 4.90 8.28 9.60 14.16 19.60 25.92 33.12 50.18 67.08 99.23 148.23 200.70 298.12 .26 .41 .56 1.00 2.66 4.08 4.85 8.74 11.54 16.35 19.84 29.34 39.73 58.72 85.16 107.60 191.38 .29 .50 .76 1.27 2.66 4.18 5.18 8.53 12.36 16.09 15.90 28.79 38.71 57.45 93.46 122.94 169.06 .27 .42 .57 1.05 2.56 3.74 4.38 7.26 10.76 15.64 19.69 27.18 36.53 52.48 97.16 119.18 157.44 .32 .55 .85 1.06 2.59 4.29 4.82 6.76 10.68 13.32 16.82 25.03 35.29 54.56 77.17 111.08 147.92 5.50 4.50 4.20 4.10 2.30 2.00 1.90 1.10 1.00 .74 .72 .64 .54 .44 .38 .37 .22 6.50 5.50 4.60 4.50 3.00 2.60 2.50 1.70 1.30 1.00 1.40 .92 .78 .63 .43 .39 .38 6.00 5.00 4.80 4.70 3.00 2.80 2.70 2.00 1.50 .98 .96 .94 .80 .70 .38 .39 .40 7.00 6.00 5.00 4.90 4.40 3.50 3.40 3.00 2.10 2.00 1.80 1.50 1.20 .92 .82 .64 .62 .005 .006 .007 .010 .030 .039 .044 .080 .146 .167 .293 .365 .516 .784 .965 1.142 1.431 .005 .006 .007 .010 .021 .027 .031 .059 .107 .117 .105 .210 .303 .457 .560 .796 1.231 .005 .006 .007 .010 .019 .025 .028 .043 .078 .086 .083 .239 .277 .345 .430 .619 .951 .004 .005 .006 .007 .014 .018 .019 .024 .055 .063 .072 .111 .157 .302 .372 .545 .672 1.60 2.50 3.60 8.10 19.60 32.40 40.00 57.60 78.40 102.40 129.60 202.50 270.40 396.90 592.90 810.00 1210.00 1.69 3.01 4.70 9.21 18.80 31.77 42.30 60.91 82.91 99.45 127.09 204.73 271.47 397.81 589.57 794.30 1203.20 1.54 2.40 3.46 7.78 18.82 31.10 38.40 60.00 80.74 98.30 131.42 203.14 269.66 405.60 599.14 794.98 1204.22 1.76 3.14 4.90 7.06 19.60 33.12 38.42 56.64 78.40 103.68 132.50 200.70 268.32 396.90 592.90 802.82 1192.46 1.05 1.63 2.24 4.01 10.64 16.34 19.40 34.96 46.15 65.42 79.37 117.38 158.92 234.88 340.64 430.39 765.54 1.17 1.98 3.04 5.07 10.65 16.72 20.72 34.10 49.46 64.35 63.59 115.16 154.83 229.79 373.84 491.76 676.24 1.08 1.67 2.28 4.22 10.26 14.98 17.54 29.06 43.04 62.56 78.77 108.71 146.11 209.93 388.63 476.71 629.75 1.29 2.21 3.41 4.24 10.37 17.14 19.28 27.03 42.73 53.27 67.27 100.11 141.15 218.25 308.69 444.32 591.66 2.75 2.25 2.10 2.05 1.15 1.00 .95 .55 .50 .37 .36 .32 .27 .22 .19 .19 .11 3.25 2.75 2.30 2.25 1.50 1.30 1.25 .85 .65 .50 .70 .46 .39 .32 .22 .20 .19 3.00 2.50 2.40 2.35 1.50 1.40 1.35 1.00 .75 .49 .48 .47 .40 .35 .19 .20 .20 3.50 3.00 2.50 2.45 2.20 1.75 1.70 1.50 1.05 1.00 .90 .75 .60 .46 .41 .32 .31 .020 .024 .028 .040 .122 .157 .176 .319 .583 .668 1.171 1.461 2.064 3.137 3.861 4.567 5.724 .019 .024 .028 .038 .084 .108 .125 .236 .426 .466 .420 .839 1.214 1.828 2.241 3.184 4.929 .020 .024 .028 .040 .077 .099 .111 .172 .312 .346 .331 .956 1.109 1.381 1.718 2.475 3.083 .016 .020 .024 .028 .056 .072 .078 .096 .220 .253 .287 .443 .630 1.210 1.488 2.180 2.687 www.eaton.com/electronics 3 ECONO-PACTM/OCTA-PAC(R) OCTA-PAC(R) PLUS Dual winding toroid power inductors/transformers Technical Data DS4314 Effective July 2017 Part Number Rated Inductance (H) CTX0.33-1A-R CTX0.68-1A-R CTX1-1A-R CTX2-1A-R CTX5-1A-R CTX8-1A-R CTX10-1A-R CTX15-1A-R CTX20-1A-R CTX25-1A-R CTX33-1A-R CTX50-1A-R CTX68-1A-R CTX100-1A-R CTX150-1A-R CTX200-1A-R CTX300-1A-R CTX0.33-2A-R CTX0.68-2A-R CTX1-2A-R CTX2-2A-R CTX5-2A-R CTX8-2A-R CTX10-2A-R CTX15-2A-R CTX20-2A-R CTX25-2A-R CTX33-2A-R CTX50-2A-R CTX68-2A-R CTX100-2A-R CTX150-2A-R CTX200-2A-R CTX300-2A-R CTX0.33-3A-R CTX0.68-3A-R CTX1-3A-R CTX2-3A-R CTX5-3A-R CTX8-3A-R CTX10-3A-R CTX15-3A-R CTX20-3A-R CTX25-3A-R CTX33-3A-R CTX50-3A-R 0.33 0.68 1.0 2.0 5.0 8.0 10.0 15.0 20.0 25.0 33.0 50.0 68.0 100.0 150.0 200.0 300.0 0.33 0.68 1.0 2.0 5.0 8.0 10.0 15.0 20.0 25.0 33.0 50.0 68.0 100.0 150.0 200.0 300.0 0.33 0.68 1.0 2.0 5.0 8.0 10.0 15.0 20.0 25.0 33.0 50.0 OCL (1) nominal +/-25% (H) 0.402 0.752 1.18 2.30 4.70 7.94 10.58 15.23 20.73 24.86 34.26 51.18 67.87 99.45 147.4 198.6 300.8 0.284 0.675 1.26 1.98 5.06 7.90 11.38 15.48 20.22 25.60 34.84 49.38 66.44 102.38 152.9 197.5 303.7 0.368 0.688 1.08 2.11 5.20 8.43 9.68 15.52 20.81 24.77 33.71 49.71 I sat. (2) Amperes Peak 12.5 9.4 7.5 5.36 3.75 2.88 2.5 2.08 1.79 1.63 1.39 1.14 0.99 0.82 0.67 0.58 0.47 18.8 12.5 9.38 7.50 4.69 3.75 3.13 2.68 2.34 2.08 1.79 1.50 1.29 1.04 0.85 0.75 0.60 15.0 11.3 9.0 6.43 4.09 3.21 3.00 2.37 2.05 1.88 1.61 1.32 Parallel Ratings I rms. (3) DCR (4) Amperes max. @ 20C. 10.0 9.0 7.26 5.64 4.27 3.37 2.84 2.07 1.71 1.46 1.22 0.99 0.92 0.74 0.67 0.62 0.56 10.9 9.4 8.22 6.74 4.34 3.50 2.89 2.69 2.24 1.89 1.56 1.28 1.07 0.75 0.68 0.64 0.58 11.4 9.3 8.38 7.26 5.24 4.23 3.64 3.25 2.43 2.34 1.93 1.56 0.0037 0.0046 0.0070 0.012 0.020 0.033 0.046 0.087 0.127 0.173 0.249 0.381 0.437 0.686 0.832 0.963 1.181 0.0033 0.0045 0.0058 0.0090 0.021 0.032 0.047 0.054 0.078 0.111 0.162 0.240 0.342 0.695 0.842 0.950 1.174 0.0032 0.0048 0.0059 0.0079 0.015 0.023 0.032 0.039 0.071 0.076 0.112 0.171 Volt (7) -Sec .93 1.24 1.55 2.17 3.11 4.04 4.66 5.59 6.52 7.14 8.39 10.3 11.8 14.3 17.4 20.2 24.9 .85 1.28 1.71 2.14 3.42 4.27 5.13 5.98 6.84 7.69 8.97 10.7 12.4 15.4 18.8 21.4 26.5 0.97 1.29 1.61 2.26 3.54 4.51 4.83 6.12 7.09 7.73 9.02 11.0 OCL (1) nominal +/-25% (H) 1.61 3.01 4.70 9.21 18.8 31.77 42.30 60.91 82.91 99.45 137.1 204.7 271.5 397.8 589.6 794.3 1203 1.14 2.70 5.06 7.90 20.22 31.60 45.50 61.94 80.90 102.38 139.4 197.5 265.8 409.5 611.8 790.0 1215 1.47 2.75 4.20 8.43 20.81 33.77 38.70 62.09 83.25 99.07 134.8 198.8 I sat. (2) Amperes Peak 6.25 4.69 3.75 2.68 1.88 1.44 1.25 1.04 0.89 0.82 0.69 0.57 0.49 0.41 0.33 0.29 0.23 9.38 6.25 4.69 3.75 2.34 1.88 1.56 1.34 1.17 1.04 0.89 0.75 0.65 0.52 0.43 0.38 0.30 7.50 5.63 4.50 3.21 2.05 1.61 1.50 1.18 1.02 0.94 0.80 0.66 Series Ratings I rms. (3) DCR (4) Amperes max. @ 20C. 4.98 4.48 3.63 2.82 2.13 1.69 1.42 1.03 0.86 0.73 0.61 0.49 0.46 0.37 0.33 0.31 0.28 5.47 4.68 4.11 3.37 2.17 1.75 1.45 1.35 1.12 0.94 0.78 0.64 0.54 0.38 0.34 0.32 0.29 5.72 4.64 4.19 3.63 2.62 2.12 1.82 1.63 1.22 1.17 0.96 0.78 0.015 0.0185 0.0282 0.0470 0.082 0.130 0.183 0.348 0.507 0.693 0.995 1.524 1.749 2.745 3.329 3.854 4.726 0.0132 0.0180 0.0233 0.035 0.084 0.129 0.188 0.218 0.313 0.443 0.649 0.961 1.367 2.778 3.366 3.800 4.697 0.0128 0.0194 0.0238 0.0317 0.061 0.093 0.126 0.158 0.282 0.306 0.449 0.686 Volt (7) -Sec 1.86 2.49 3.11 4.35 6.21 8.08 9.32 11.2 13.0 14.3 16.8 20.5 23.6 28.6 34.8 40.4 49.7 1.71 2.56 3.42 4.27 6.84 8.55 10.3 12.0 13.7 15.4 17.9 21.4 24.8 30.8 37.6 42.7 53.0 1.93 2.58 3.22 4.51 7.09 9.02 9.67 12.2 14.2 15.5 18.0 21.9 r ) o A 17 3 0 A 2 2 , , 1 A 3 1 r . e ( d b ete s o u l t c epl P O c a d d P e s i a u t n y c i r t O on o t n c e s i v d il in t n u 1) Open Circuit Inductance Test Parameters: 100kHz, 0.250 Vrms, 0.0 Adc Parallel: (1,4 - 3,2) Series: (1 - 3) tie (2 - 4) 2) Peak current for approximately 30% roll-off 3) RMS current, delta temp. of 40 C ambient temperature of 85 C 4) DCR @ 20C 4 www.eaton.com/electronics 5) Hipot rating: winding to winding: 300Vdc min. 6) Turns Ratio: (1-2):(4-3) 1:1 7) Applied volt-time product (v-us) across the inductor. This value represents the applied V-us at 300KHz necessary to generate a core loss equal to 10% of the total losses for a 40C temperature rise. Technical Data DS4314 ECONO-PACTM/OCTA-PAC(R) OCTA-PAC(R) PLUS Dual winding toroid power inductors/transformers Part Number Rated Inductance (H) CTX68-3A-R CTX100-3A-R CTX150-3A-R CTX200-3A-R CTX300-3A-R CTX0.33-4A-R CTX0.68-4A-R CTX1-4A-R CTX2-4A-R CTX5-4A-R CTX8-4A-R CTX10-4A-R CTX15-4A-R CTX20-4A-R CTX25-4A-R CTX33-4A-R CTX50-4A-R CTX68-4A-R CTX100-4A-R CTX150-4A-R CTX200-4A-R CTX300-4A-R 68.0 100.0 150.0 200.0 300.0 0.33 0.68 1.0 2.0 5.0 8.0 10.0 15.0 20.0 25.0 33.0 50.0 68.0 100.0 150.0 200.0 300.0 OCL (1) nominal +/-25% (H) 68.80 99.07 149.7 198.8 296.2 0.313 0.744 1.39 2.18 4.26 8.70 10.53 14.70 19.58 25.14 34.80 50.11 68.21 100.57 153.5 200.4 302.8 I sat. (2) Amperes Peak 1.13 0.94 0.76 0.66 0.54 22.5 15.0 11.25 9.00 6.43 4.50 4.09 3.46 3.00 2.65 2.25 1.88 1.61 1.32 1.07 0.94 0.76 Parallel Ratings I rms. (3) DCR (4) Amperes max. @ 20C. 1.28 1.05 0.86 0.71 0.56 12.2 10.6 9.23 8.38 7.21 5.49 4.67 3.87 3.62 3.02 2.49 2.05 1.70 1.37 1.10 0.92 0.75 1) Open Circuit Inductance Test Parameters: 100kHz, 0.250 Vrms, 0.0 Adc Parallel: (1,4 - 3,2) Series: (1 - 3) tie (2 - 4) 2) Peak current for approximately 30% roll-off 3) RMS current, delta temp. of 40 C ambient temperature of 85 C 4) DCR @ 20C 0.253 0.379 0.571 0.829 1.309 0.0030 0.0040 0.0052 0.0063 0.0085 0.015 0.020 0.029 0.034 0.048 0.071 0.104 0.153 0.235 0.365 0.521 0.787 Effective July 2017 Volt (7) -Sec 12.9 15.5 19.0 21.9 26.7 0.98 1.47 1.96 2.45 3.44 4.91 5.40 6.38 7.36 8.34 9.81 11.8 13.7 16.7 20.6 23.6 29.0 OCL (1) nominal +/-25% (H) 275.2 396.3 598.7 795.3 1185 1.25 2.98 5.57 8.70 17.05 34.80 42.11 58.81 78.30 100.51 139.2 200.4 272.8 402.3 613.9 801.8 1211 I sat. (2) Amperes Peak 0.56 0.47 0.38 0.33 0.27 11.25 7.50 5.63 4.50 3.21 2.25 2.05 1.73 1.50 1.32 1.13 0.94 0.80 0.66 0.54 0.47 0.38 Series Ratings I rms. (3) DCR (4) Amperes max. @ 20C. 0.64 0.53 0.43 0.35 0.28 6.09 5.28 4.62 4.19 3.61 2.74 2.33 1.94 1.81 1.51 1.25 1.03 0.85 0.69 0.55 0.46 0.37 1.013 1.514 2.283 3.315 5.236 0.0119 0.0158 0.0207 0.0251 0.0339 0.059 0.081 0.117 0.135 0.193 0.283 0.418 0.612 0.939 1.462 2.085 3.148 Volt (7) -Sec 25.8 30.9 38.0 43.8 53.5 1.96 2.94 3.93 4.91 6.87 9.81 10.8 12.8 14.7 16.7 19.6 23.6 27.5 33.4 41.2 47.1 57.9 5) Hipot rating: winding to winding: 300Vdc min. 6) Turns Ratio: (1-2):(4-3) 1:1 7) Applied volt-time product (v-us) across the inductor. This value represents the applied V-us at 300KHz necessary to generate a core loss equal to 10% of the total losses for a 40C temperature rise. d e u n i til t n n o s u c u s r l i P o d 7 . ) c d a 1 A e t P 0 3 - , 2 ple a A t 1 2 c e 3 O A, er d s i 1 b (- to ory c O ent v n i www.eaton.com/electronics 5 Technical Data DS4314 Effective July 2017 ECONO-PACTM/OCTA-PAC(R) OCTA-PAC(R) PLUS Dual winding toroid power inductors/transformers Mechanical Diagrams CTX 1, 1P, 1A Series CTX 2, 2P, 2A Series CTX 3, 3P, 3A Series CTX 4, 4P, 4A Series Dimensions in Millimeters. 6 www.eaton.com/electronics wwllyy = (date code) R = revision level Technical Data DS4314 ECONO-PACTM/OCTA-PAC(R) OCTA-PAC(R) PLUS Dual winding toroid power inductors/transformers Effective July 2017 Packaging Information CTX 1, 1P, 1A Series Direction of Feed Parts packaged on 13" Diameter reel, 1,100 parts per reel. CTX 2, 2P, 2A Series Direction of Feed Parts packaged on 13" Diameter reel, 800 parts per reel. CTX 3, 3P, 3A Series Direction of Feed Parts packaged on 13" Diameter reel, 800 parts per reel. CTX 4, 4P, 4A Series Direction of Feed Parts packaged on 13" Diameter reel, 600 parts per reel. Dimensions are in millimeters. www.eaton.com/electronics 7 ECONO-PACTM/OCTA-PAC(R) OCTA-PAC(R) PLUS Dual winding toroid power inductors/transformers Technical Data DS4314 Effective July 2017 Performance Characteristics TEMPERATURE RISE VS. RATED CURRENT INDUCTANCE VS. CURRENT Max. Ambient plus Rise = 125C 140 ECONO-PAC 120 Degrees C Percentage of Inductance 100 90 80 70 60 50 40 30 20 10 0 0.00 OCTA-PAC 100 ECONO-PAC & OCTA-PAC 80 60 40 20 0.25 0.50 0.75 1.00 1.25 1.50 1.75 2.00 2.25 0 0.00 2.50 0.25 0.50 Per Unit Full Load Current +5 Percentage Change in Inductance 1.50 1.75 2.00 2.25 2.50 * CURRENT LIMITATION: The maximum allowable currents are defined by the internal "hot-spot" temperatures which are limited to 130C, including ambient. OCTA-PAC -15 1.25 * FREQUENCY RESPONSE: Wide-band frequency response to 1 megaHertz. ECONO-PAC -35 1.00 * INDUCTANCE VS. CURRENT: Inductance will fall off as DC Current is increased. (See Inductance vs. Current graph). INDUCTANCE VS. TEMPERATURE +8 +6 +4 +2 +0 -2 -4 -6 -8 -10 -12 -14 0.75 Per Unit Full Load Current +25 +45 +65 +85 +105 +125 Temperature in Degrees C. OCTA-PAC(R) PLUS Typical Inductance vs. DC Current OCTA-PAC(R) PLUS Winding Loss Derating with Core Loss 100 50 40 30 20 10 Hz Hz 10 0K 0K 0K 30 80 Hz 70 20 60 60 0K Hz % of OCL 70 40 50 50 80 20 1M Hz % of Losses from Irms (maximum) 0 90 90 92 94 95 96 97 98 99 0 10 0 20 40 60 80 100 % of Isat 8 www.eaton.com/electronics 120 140 160 180 200 20 30 40 50 60 80 100 200 300 400 500 600 % of Applied Volt--Second Rating 800 1000 Technical Data DS4314 ECONO-PACTM/OCTA-PAC(R) OCTA-PAC(R) PLUS Dual winding toroid power inductors/transformers Effective July 2017 Solder Reflow Profile TP TC -5C Temperature TL 25C Preheat A T smax Table 1 - Standard SnPb Solder (Tc) tP Max. Ramp Up Rate = 3C/s Max. Ramp Down Rate = 6C/s t Volume mm3 <350 235C 220C Package Thickness <2.5mm _2.5mm > Volume mm3 _350 > 220C 220C Table 2 - Lead (Pb) Free Solder (T c) Tsmin Package Thickness <1.6mm 1.6 - 2.5mm >2.5mm ts Time 25C to Peak Volume mm3 <350 260C 260C 250C Volume mm3 350 - 2000 260C 250C 245C Volume mm3 >2000 260C 245C 245C Time Reference JDEC J-STD-020 Profile Feature Preheat and Soak * Temperature min. (Tsmin) * Temperature max. (Tsmax) * Time (Tsmin to Tsmax) (ts) Average ramp up rate Tsmax to Tp Liquidous temperature (TL) Time at liquidous (tL) Peak package body temperature (TP)* Time (tp)** within 5 C of the specified classification temperature (Tc) Average ramp-down rate (Tp to Tsmax) Time 25C to Peak Temperature Standard SnPb Solder 100C Lead (Pb) Free Solder 150C 150C 200C 60-120 Seconds 60-120 Seconds 3C/ Second Max. 3C/ Second Max. 183C 60-150 Seconds 217C 60-150 Seconds Table 1 Table 2 20 Seconds** 30 Seconds** 6C/ Second Max. 6C/ Second Max. 6 Minutes Max. 8 Minutes Max. * Tolerance for peak profile temperature (Tp) is defined as a supplier minimum and a user maximum. ** Tolerance for time at peak profile temperature (tp) is defined as a supplier minimum and a user maximum. Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also reserves the right to change or update, without notice, any technical information contained in this bulletin. Eaton Electronics Division 1000 Eaton Boulevard Cleveland, OH 44122 United States www.eaton.com/electronics (c) 2017 Eaton All Rights Reserved Printed in USA Publication No. DS4314 July 2017 Eaton is a registered trademark. All other trademarks are property of their respective owners.