DRQ Dual Winding, High Power Density, Shielded Drum Core Power Inductors
The DRQ series offers dual winding inductors that can be utilized as single inductors or in coupled inductor/transformer applications with a 1:1 turns ratio. These shielded drum core inductors are available in four sizes and allow windings to be connected in series or parallel, providing a wide range of inductance and current ratings. They are designed for high power density and are suitable for various demanding applications.
Product Attributes
- Brand: Eaton
- Certifications: J-STD-020 compliant, Pb HALOGEN HF FREE, RoHS compliant
Technical Specifications
| Part Number | Rated Inductance (H) | OCL (H) 20% | Irms (A) | Isat (A) | DCR typ. | Volt-sec |
| DRQ73 Series | ||||||
| DRQ73-R33-R | 0.33 | 0.306 (Parallel) / 1.224 (Series) | 6.19 (Parallel) / 3.10 (Series) | 14.4 (Parallel) / 7.18 (Series) | 0.0074 (Parallel) / 0.0296 (Series) | 1.98 (Parallel) / 3.96 (Series) |
| DRQ73-1R0-R | 1.00 | 0.992 (Parallel) / 3.968 (Series) | 5.25 (Parallel) / 2.63 (Series) | 7.97 (Parallel) / 3.99 (Series) | 0.0103 (Parallel) / 0.0411 (Series) | 3.56 (Parallel) / 7.12 (Series) |
| DRQ73-1R5-R | 1.50 | 1.482 (Parallel) / 5.928 (Series) | 4.64 (Parallel) / 2.32 (Series) | 6.52 (Parallel) / 3.26 (Series) | 0.0132 (Parallel) / 0.0527 (Series) | 4.36 (Parallel) / 8.72 (Series) |
| DRQ73-2R2-R | 2.20 | 2.070 (Parallel) / 8.280 (Series) | 4.11 (Parallel) / 2.06 (Series) | 5.52 (Parallel) / 2.76 (Series) | 0.0167 (Parallel) / 0.0669 (Series) | 5.15 (Parallel) / 10.3 (Series) |
| DRQ73-3R3-R | 3.30 | 3.540 (Parallel) / 14.16 (Series) | 3.31 (Parallel) / 1.66 (Series) | 4.22 (Parallel) / 2.11 (Series) | 0.0259 (Parallel) / 0.1035 (Series) | 6.73 (Parallel) / 13.5 (Series) |
| DRQ73-4R7-R | 4.70 | 4.422 (Parallel) / 17.69 (Series) | 3.09 (Parallel) / 1.55 (Series) | 3.78 (Parallel) / 1.89 (Series) | 0.0297 (Parallel) / 0.1188 (Series) | 7.52 (Parallel) / 15.0 (Series) |
| DRQ73-6R8-R | 6.80 | 6.480 (Parallel) / 25.92 (Series) | 2.55 (Parallel) / 1.28 (Series) | 3.12 (Parallel) / 1.56 (Series) | 0.0435 (Parallel) / 0.1742 (Series) | 9.11 (Parallel) / 18.2 (Series) |
| DRQ73-8R2-R | 8.20 | 8.930 (Parallel) / 35.72 (Series) | 2.19 (Parallel) / 1.10 (Series) | 2.66 (Parallel) / 1.33 (Series) | 0.0592 (Parallel) / 0.2368 (Series) | 10.7 (Parallel) / 21.4 (Series) |
| DRQ73-100-R | 10.0 | 10.30 (Parallel) / 41.20 (Series) | 2.08 (Parallel) / 1.04 (Series) | 2.47 (Parallel) / 1.24 (Series) | 0.0656 (Parallel) / 0.2623 (Series) | 11.5 (Parallel) / 23.0 (Series) |
| DRQ73-150-R | 15.0 | 15.01 (Parallel) / 60.04 (Series) | 1.83 (Parallel) / 0.916 (Series) | 2.05 (Parallel) / 1.03 (Series) | 0.0844 (Parallel) / 0.339 (Series) | 13.9 (Parallel) / 27.8 (Series) |
| DRQ73-220-R | 22.0 | 22.65 (Parallel) / 90.60 (Series) | 1.62 (Parallel) / 0.811 (Series) | 1.67 (Parallel) / 0.83 (Series) | 0.107 (Parallel) / 0.429 (Series) | 17.0 (Parallel) / 34.0 (Series) |
| DRQ73-330-R | 33.0 | 34.41 (Parallel) / 137.6 (Series) | 1.31 (Parallel) / 0.653 (Series) | 1.35 (Parallel) / 0.68 (Series) | 0.166 (Parallel) / 0.665 (Series) | 21.0 (Parallel) / 42.0 (Series) |
| DRQ73-470-R | 47.0 | 48.62 (Parallel) / 194.5 (Series) | 1.08 (Parallel) / 0.542 (Series) | 1.14 (Parallel) / 0.57 (Series) | 0.241 (Parallel) / 0.965 (Series) | 24.9 (Parallel) / 49.8 (Series) |
| DRQ73-680-R | 68.0 | 68.91 (Parallel) / 275.6 (Series) | 0.89 (Parallel) / 0.444 (Series) | 0.96 (Parallel) / 0.48 (Series) | 0.358 (Parallel) / 1.43 (Series) | 29.7 (Parallel) / 59.4 (Series) |
| DRQ73-820-R | 82.0 | 80.37 (Parallel) / 321.5 (Series) | 0.86 (Parallel) / 0.430 (Series) | 0.89 (Parallel) / 0.44 (Series) | 0.384 (Parallel) / 1.54 (Series) | 32.1 (Parallel) / 64.2 (Series) |
| DRQ73-101-R | 100 | 101.4 (Parallel) / 405.6 (Series) | 0.73 (Parallel) / 0.367 (Series) | 0.79 (Parallel) / 0.39 (Series) | 0.527 (Parallel) / 2.11 (Series) | 36.0 (Parallel) / 72.0 (Series) |
| DRQ73-151-R | 150 | 150.9 (Parallel) / 603.6 (Series) | 0.58 (Parallel) / 0.289 (Series) | 0.65 (Parallel) / 0.32 (Series) | 0.851 (Parallel) / 3.41 (Series) | 44.0 (Parallel) / 88.0 (Series) |
| DRQ73-221-R | 220 | 223.3 (Parallel) / 893.2 (Series) | 0.52 (Parallel) / 0.260 (Series) | 0.53 (Parallel) / 0.27 (Series) | 1.05 (Parallel) / 4.20 (Series) | 53.5 (Parallel) / 107 (Series) |
| DRQ73-331-R | 330 | 325.5 (Parallel) / 1302 (Series) | 0.42 (Parallel) / 0.211 (Series) | 0.44 (Parallel) / 0.22 (Series) | 1.59 (Parallel) / 6.36 (Series) | 64.5 (Parallel) / 129 (Series) |
| DRQ73-471-R | 470 | 465.8 (Parallel) / 1863 (Series) | 0.35 (Parallel) / 0.173 (Series) | 0.37 (Parallel) / 0.18 (Series) | 2.36 (Parallel) / 9.44 (Series) | 77.2 (Parallel) / 154 (Series) |
| DRQ73-681-R | 680 | 676.5 (Parallel) / 2706 (Series) | 0.29 (Parallel) / 0.143 (Series) | 0.31 (Parallel) / 0.15 (Series) | 3.47 (Parallel) / 13.88 (Series) | 93.1 (Parallel) / 186 (Series) |
| DRQ73-821-R | 820 | 821.7 (Parallel) / 3287 (Series) | 0.27 (Parallel) / 0.134 (Series) | 0.28 (Parallel) / 0.14 (Series) | 3.93 (Parallel) / 15.72 (Series) | 103 (Parallel) / 206 (Series) |
| DRQ73-102-R | 1000 | 995.0 (Parallel) / 3980 (Series) | 0.26 (Parallel) / 0.128 (Series) | 0.25 (Parallel) / 0.13 (Series) | 4.34 (Parallel) / 17.36 (Series) | 113 (Parallel) / 226 (Series) |
| DRQ74 Series | ||||||
| DRQ74-R33-R | 0.33 | 0.294 (Parallel) / 1.176 (Series) | 6.20 (Parallel) / 3.10 (Series) | 18.4 (Parallel) / 9.18 (Series) | 0.0074 (Parallel) / 0.0295 (Series) | 1.71 (Parallel) / 3.42 (Series) |
| DRQ74-1R0-R | 1.00 | 0.952 (Parallel) / 3.808 (Series) | 5.33 (Parallel) / 2.66 (Series) | 10.2 (Parallel) / 5.10 (Series) | 0.0100 (Parallel) / 0.0400 (Series) | 3.08 (Parallel) / 6.16 (Series) |
| DRQ74-1R5-R | 1.50 | 1.422 (Parallel) / 5.688 (Series) | 4.96 (Parallel) / 2.48 (Series) | 8.35 (Parallel) / 4.17 (Series) | 0.0115 (Parallel) / 0.0461 (Series) | 3.76 (Parallel) / 7.52 (Series) |
| DRQ74-2R2-R | 2.20 | 1.986 (Parallel) / 7.944 (Series) | 4.66 (Parallel) / 2.33 (Series) | 7.06 (Parallel) / 3.53 (Series) | 0.0130 (Parallel) / 0.0521 (Series) | 4.45 (Parallel) / 8.9 (Series) |
| DRQ74-3R3-R | 3.30 | 3.396 (Parallel) / 13.58 (Series) | 3.94 (Parallel) / 1.97 (Series) | 5.40 (Parallel) / 2.70 (Series) | 0.0183 (Parallel) / 0.0732 (Series) | 5.81 (Parallel) / 11.6 (Series) |
| DRQ74-4R7-R | 4.70 | 5.182 (Parallel) / 20.73 (Series) | 3.34 (Parallel) / 1.67 (Series) | 4.37 (Parallel) / 2.19 (Series) | 0.0254 (Parallel) / 0.102 (Series) | 7.18 (Parallel) / 14.4 (Series) |
| DRQ74-6R8-R | 6.80 | 7.344 (Parallel) / 29.38 (Series) | 2.60 (Parallel) / 1.30 (Series) | 3.67 (Parallel) / 1.84 (Series) | 0.0418 (Parallel) / 0.167 (Series) | 8.55 (Parallel) / 17.1 (Series) |
| DRQ74-8R2-R | 8.20 | 8.566 (Parallel) / 34.26 (Series) | 2.53 (Parallel) / 1.27 (Series) | 3.40 (Parallel) / 1.70 (Series) | 0.0441 (Parallel) / 0.177 (Series) | 9.23 (Parallel) / 18.5 (Series) |
| DRQ74-100-R | 10.0 | 9.882 (Parallel) / 39.53 (Series) | 2.41 (Parallel) / 1.20 (Series) | 3.17 (Parallel) / 1.58 (Series) | 0.0489 (Parallel) / 0.196 (Series) | 9.92 (Parallel) / 19.8 (Series) |
| DRQ74-150-R | 15.0 | 16.09 (Parallel) / 64.36 (Series) | 2.11 (Parallel) / 1.05 (Series) | 2.48 (Parallel) / 1.24 (Series) | 0.0637 (Parallel) / 0.255 (Series) | 12.7 (Parallel) / 25.4 (Series) |
| DRQ74-220-R | 22.0 | 21.73 (Parallel) / 86.92 (Series) | 1.75 (Parallel) / 0.874 (Series) | 2.13 (Parallel) / 1.07 (Series) | 0.0925 (Parallel) / 0.371 (Series) | 14.7 (Parallel) / 29.4 (Series) |
| DRQ74-330-R | 33.0 | 33.01 (Parallel) / 132.0 (Series) | 1.41 (Parallel) / 0.702 (Series) | 1.73 (Parallel) / 0.87 (Series) | 0.143 (Parallel) / 0.574 (Series) | 18.1 (Parallel) / 36.2 (Series) |
| DRQ74-470-R | 47.0 | 49.64 (Parallel) / 198.6 (Series) | 1.15 (Parallel) / 0.573 (Series) | 1.41 (Parallel) / 0.71 (Series) | 0.216 (Parallel) / 0.865 (Series) | 22.2 (Parallel) / 44.4 (Series) |
| DRQ74-680-R | 68.0 | 69.67 (Parallel) / 278.7 (Series) | 1.03 (Parallel) / 0.517 (Series) | 1.19 (Parallel) / 0.60 (Series) | 0.265 (Parallel) / 1.06 (Series) | 26.3 (Parallel) / 52.6 (Series) |
| DRQ74-820-R | 82.0 | 80.95 (Parallel) / 323.8 (Series) | 0.91 (Parallel) / 0.453 (Series) | 1.11 (Parallel) / 0.55 (Series) | 0.345 (Parallel) / 1.38 (Series) | 28.4 (Parallel) / 56.8 (Series) |
| DRQ74-101-R | 100 | 101.6 (Parallel) / 406.4 (Series) | 0.86 (Parallel) / 0.430 (Series) | 0.99 (Parallel) / 0.49 (Series) | 0.383 (Parallel) / 1.53 (Series) | 31.8 (Parallel) / 63.6 (Series) |
| DRQ74-151-R | 150 | 150.0 (Parallel) / 600.0 (Series) | 0.69 (Parallel) / 0.346 (Series) | 0.81 (Parallel) / 0.41 (Series) | 0.591 (Parallel) / 2.37 (Series) | 38.6 (Parallel) / 77.2 (Series) |
| DRQ74-221-R | 220 | 227.0 (Parallel) / 908.0 (Series) | 0.56 (Parallel) / 0.279 (Series) | 0.66 (Parallel) / 0.33 (Series) | 0.907 (Parallel) / 3.63 (Series) | 47.5 (Parallel) / 95 (Series) |
| DRQ74-331-R | 330 | 335.6 (Parallel) / 1342 (Series) | 0.45 (Parallel) / 0.224 (Series) | 0.54 (Parallel) / 0.27 (Series) | 1.41 (Parallel) / 5.66 (Series) | 57.8 (Parallel) / 116 (Series) |
| DRQ74-471-R | 470 | 465.3 (Parallel) / 1861 (Series) | 0.40 (Parallel) / 0.202 (Series) | 0.46 (Parallel) / 0.23 (Series) | 1.74 (Parallel) / 6.97 (Series) | 68.1 (Parallel) / 136 (Series) |
| DRQ74-681-R | 680 | 671.2 (Parallel) / 2685 (Series) | 0.33 (Parallel) / 0.166 (Series) | 0.38 (Parallel) / 0.19 (Series) | 2.58 (Parallel) / 10.3 (Series) | 81.7 (Parallel) / 163 (Series) |
| DRQ74-821-R | 820 | 812.7 (Parallel) / 3251 (Series) | 0.31 (Parallel) / 0.156 (Series) | 0.35 (Parallel) / 0.17 (Series) | 2.93 (Parallel) / 11.7 (Series) | 89.9 (Parallel) / 180 (Series) |
| DRQ74-102-R | 1000 | 1009 (Parallel) / 4036 (Series) | 0.27 (Parallel) / 0.135 (Series) | 0.31 (Parallel) / 0.16 (Series) | 3.89 (Parallel) / 15.6 (Series) | 100 (Parallel) / 200 (Series) |
| DRQ125 Series | ||||||
| DRQ125-R47-R | 0.47 | 0.456 (Parallel) / 1.824 (Series) | 17.6 (Parallel) / 8.80 (Series) | 33.0 (Parallel) / 16.5 (Series) | 0.0018 (Parallel) / 0.0078 (Series) | 3.17 (Parallel) / 6.34 (Series) |
| DRQ125-1R0-R | 1.00 | 0.894 (Parallel) / 3.576 (Series) | 15.0 (Parallel) / 7.51 (Series) | 23.6 (Parallel) / 11.8 (Series) | 0.0024 (Parallel) / 0.0096 (Series) | 4.43 (Parallel) / 8.86 (Series) |
| DRQ125-1R5-R | 1.50 | 1.478 (Parallel) / 5.912 (Series) | 13.8 (Parallel) / 6.89 (Series) | 18.3 (Parallel) / 9.15 (Series) | 0.0029 (Parallel) / 0.0114 (Series) | 5.70 (Parallel) / 11.40 (Series) |
| DRQ125-2R2-R | 2.20 | 2.208 (Parallel) / 8.832 (Series) | 10.9 (Parallel) / 5.46 (Series) | 15.0 (Parallel) / 7.50 (Series) | 0.0045 (Parallel) / 0.0182 (Series) | 6.97 (Parallel) / 13.9 (Series) |
| DRQ125-3R3-R | 3.30 | 3.084 (Parallel) / 12.34 (Series) | 9.26 (Parallel) / 4.63 (Series) | 12.7 (Parallel) / 6.35 (Series) | 0.0063 (Parallel) / 0.0253 (Series) | 8.23 (Parallel) / 16.5 (Series) |
| DRQ125-4R7-R | 4.70 | 5.274 (Parallel) / 21.10 (Series) | 7.18 (Parallel) / 3.59 (Series) | 9.71 (Parallel) / 4.86 (Series) | 0.0105 (Parallel) / 0.0420 (Series) | 10.8 (Parallel) / 21.6 (Series) |
| DRQ125-6R8-R | 6.80 | 6.588 (Parallel) / 26.35 (Series) | 6.64 (Parallel) / 3.32 (Series) | 8.68 (Parallel) / 4.34 (Series) | 0.0123 (Parallel) / 0.0492 (Series) | 12.0 (Parallel) / 24.0 (Series) |
| DRQ125-8R2-R | 8.20 | 8.048 (Parallel) / 32.19 (Series) | 5.54 (Parallel) / 2.77 (Series) | 7.86 (Parallel) / 3.93 (Series) | 0.0176 (Parallel) / 0.0705 (Series) | 13.3 (Parallel) / 26.6 (Series) |
| DRQ125-100-R | 10.0 | 9.654 (Parallel) / 38.62 (Series) | 5.35 (Parallel) / 2.67 (Series) | 7.17 (Parallel) / 3.59 (Series) | 0.0189 (Parallel) / 0.0757 (Series) | 14.6 (Parallel) / 29.2 (Series) |
| DRQ125-150-R | 15.0 | 15.35 (Parallel) / 61.40 (Series) | 4.27 (Parallel) / 2.13 (Series) | 5.69 (Parallel) / 2.85 (Series) | 0.0298 (Parallel) / 0.120 (Series) | 18.4 (Parallel) / 36.8 (Series) |
| DRQ125-220-R | 22.0 | 22.36 (Parallel) / 89.44 (Series) | 3.70 (Parallel) / 1.84 (Series) | 4.71 (Parallel) / 2.36 (Series) | 0.0396 (Parallel) / 0.159 (Series) | 22.2 (Parallel) / 44.4 (Series) |
| DRQ125-330-R | 33.0 | 33.74 (Parallel) / 135.0 (Series) | 3.28 (Parallel) / 1.64 (Series) | 3.84 (Parallel) / 1.92 (Series) | 0.0505 (Parallel) / 0.203 (Series) | 27.2 (Parallel) / 54.4 (Series) |
| DRQ125-470-R | 47.0 | 47.47 (Parallel) / 189.9 (Series) | 2.71 (Parallel) / 1.35 (Series) | 3.24 (Parallel) / 1.62 (Series) | 0.0740 (Parallel) / 0.297 (Series) | 32.3 (Parallel) / 64.6 (Series) |
| DRQ125-680-R | 68.0 | 67.91 (Parallel) / 271.6 (Series) | 2.22 (Parallel) / 1.11 (Series) | 2.70 (Parallel) / 1.35 (Series) | 0.101 (Parallel) / 0.440 (Series) | 38.6 (Parallel) / 77.2 (Series) |
| DRQ125-820-R | 82.0 | 86.89 (Parallel) / 347.6 (Series) | 2.05 (Parallel) / 1.03 (Series) | 2.39 (Parallel) / 1.20 (Series) | 0.128 (Parallel) / 0.515 (Series) | 43.7 (Parallel) / 87.4 (Series) |
| DRQ125-101-R | 100 | 102.7 (Parallel) / 410.8 (Series) | 1.78 (Parallel) / 0.892 (Series) | 2.20 (Parallel) / 1.10 (Series) | 0.170 (Parallel) / 0.682 (Series) | 47.5 (Parallel) / 95.0 (Series) |
| DRQ125-151-R | 150 | 151.1 (Parallel) / 604.4 (Series) | 1.48 (Parallel) / 0.739 (Series) | 1.81 (Parallel) / 0.905 (Series) | 0.248 (Parallel) / 0.991 (Series) | 57.6 (Parallel) / 115.2 (Series) |
| DRQ125-221-R | 220 | 216.8 (Parallel) / 867.2 (Series) | 1.19 (Parallel) / 0.594 (Series) | 1.51 (Parallel) / 0.755 (Series) | 0.384 (Parallel) / 1.54 (Series) | 69.0 (Parallel) / 138 (Series) |
| DRQ125-331-R | 330 | 332.6 (Parallel) / 1330 (Series) | 1.06 (Parallel) / 0.530 (Series) | 1.22 (Parallel) / 0.610 (Series) | 0.482 (Parallel) / 1.93 (Series) | 85.5 (Parallel) / 171 (Series) |
| DRQ125-471-R | 470 | 473.1 (Parallel) / 1892 (Series) | 0.87 (Parallel) / 0.434 (Series) | 1.02 (Parallel) / 0.510 (Series) | 0.718 (Parallel) / 2.87 (Series) | 102 (Parallel) / 204 (Series) |
| DRQ125-681-R | 680 | 679.8 (Parallel) / 2719 (Series) | 0.70 (Parallel) / 0.350 (Series) | 0.85 (Parallel) / 0.425 (Series) | 1.10 (Parallel) / 4.42 (Series) | 122 (Parallel) / 244 (Series) |
| DRQ125-821-R | 820 | 828.0 (Parallel) / 3312 (Series) | 0.60 (Parallel) / 0.301 (Series) | 0.77 (Parallel) / 0.385 (Series) | 1.49 (Parallel) / 5.96 (Series) | 135 (Parallel) / 270 (Series) |
| DRQ125-102-R | 1000 | 1008 (Parallel) / 4032 (Series) | 0.57 (Parallel) / 0.283 (Series) | 0.70 (Parallel) / 0.350 (Series) | 1.69 (Parallel) / 6.76 (Series) | 149 (Parallel) / 298 (Series) |
Applications
These inductors are suitable for a wide range of applications including:
- Desktop and servers
- DVD and media players
- Portable and handheld devices
- LCD panels
- As a transformer: SEPIC, flyback
- As an inductor: buck, boost, coupled inductor
- DC-DC Converters
- VRM inductor for CPU and DDR power supplies
- Input and output filter chokes
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
2410010102_EATON-DRQ127-150-R_C3273546.pdf
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