DRQ73 Datasheet (data sheet) PDF





DRQ73 Datasheet, shielded drum core power inductors

DRQ73   DRQ73  

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Technical Data DS4311 Effective Septemb er 2017 Supersedes April 2014 DRQ Dual winding, high power density, shielded drum core power inductors Product feat ures • Dual winding inductors that ca n be used as either a single inductor, or in coupled inductor/transformer appl ications (1:1 turns ratio) • Four siz es of shielded drum core inductors • Windings can be connected in series or parallel, offering a broad range of ind uctance and current ratings • Peak cu rrent ratings from 0.13 A to 56 A • R MS current ratings from 0.128 A to 17.9 A • Inductance ratings from 0.33 µH to 4.02 mH • 200 Vac Isolation betwe en windings • Ferrite core material App

DRQ73 Datasheet, shielded drum core power inductors

DRQ73   DRQ73  
lications • Desktop and servers • DV D and media players • Portable and ha ndheld devices • LCD panels • As a transformer: SEPIC, flyback • As an i nductor: buck, boost, coupled inductor • DC-DC Converters • VRM inductor f or CPU and DDR power supplies • Input and output filter chokes Environmenta l data • Storage temperature range ( component): -40 °C to +125 °C • Ope rating temperature range: -40 °C to +1 25 °C (ambient plus self-temperature r ise) • Solder reflow temperature: J-S TD-020 (latest revision) compliant Pb HFHALOGEN FREE Technical Data DS4311 Effective September 2017  Product specifications Part Number DRQ73-R33-R DRQ73-1R0-R DRQ73-1R5-R DRQ73-2R2-R DR Q73-3R3-R DRQ73-4R7-R DRQ73-6R8-R DRQ73 -8R2-R DRQ73-100-R DRQ73-150-R DRQ73-22 0-R DRQ73-330-R DRQ73-470-R DRQ73-680-R DRQ73-820-R DRQ73-101-R DRQ73-151-R DR Q73-221-R DRQ73-331-R DRQ73-471-R DRQ73 -681-R DRQ73-821-R DRQ73-102-R Rated I nductance (µH) 0.33 1.00 1.50 2.20 3.3 0 4.70 6.80 8.20 10.0 15.0 22.0 33.0 47 .0 68.0 82.0 100 150 220 330 470 680 82 0 1000 OCL1 ±20% (µH) 0.306 0.992 1. 482 2.070 3.540 4.422 6.480 8.930 10.30 15.01 22.65 34.41 48.62 68.91 80.37 10 1.4 150.9 223.3 325.5 465.8 676.5 821.7 995.0 Parallel Ratings (AIr)ms2 (AI s)at3 Peak DCR Ω4 typ. 6.19 14.4 0.0074 5.25 7.97 0.0103 4.64 6.52 0.0132 4.11








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