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| Suppression Chokes www.schurter.com/pg8_82 Magnetically Compensated Choke, 1-phase, flat design DFKF Description -Currentcompensatedchoke -1-phasechoke -THT-terminals -Inductorhorizontallypositionedinhousing -SMDversiononrequest Applications -Attenuationofcommonmodeinterferences -Designedfor230/400VACapplications -Chopperamplifiers -DCdrivesandsteppermotorcontrols -Switchingpowersupplies Standards -EN60938 References Weblinks GeneralProductInformation Approvals,RoHS,CHINA-RoHS,e-Store,Distributor-Stock-Check Technical Data Ratedvoltage RatedCurrent Ratedinductance PowerOperatingFrequency Terminaltechnic Weight Material:Housing SealingCompound upto440VAC 0.4-4A@Ta40C 0.6-40mH,Tol.-30%+50% 50-400Hz THT 5-16g UL94V-0 UL94V-0 TestVoltage IsolationVoltage ClimaticCategory AllowableOperationTemp. 1.8kV,50Hz,1min,windingtowinding 2kVeff.,windingtoambient 25/100/21acc.toIEC60068-1 -25Cto100C Dimensions Case 04-2 Case 15-2 12.4 0.2 2.2 15 0.2 17.8 max. 3 4 16.5 0.2 2.0 18.2 max. 27.4 max. 3 4 0.6 x 0.88 3.5 -0.5 0 2 1 10 0.2 0.6 x 0.88 3.5 -0.5 0 2 15 0.2 1 EMC Products 28.3 max. 25 0.2 DFKF www.schurter.com/pg8_82 Diagrams RFI suppression of switching power supply Noise suppression filter Suppression Chokes 1) 2) 1) 3) 2) 3) 1) Power line 2) Switching Power Supply 3) Interference current 1) Power line 2) Equipment 3) Interference current Variants In [A] 0.4 0.6 1.2 1.5 2 4 0.6 1 1.4 2 4 4 Ln [mH] 40 15 6.8 3.3 2 0.7 40 20 27 6 0.6 1.5 Rcu [m] 1200 540 200 110 60 16 1000 360 310 100 13 28 Tripped Power Dissipation [W] 0.4 0.6 0.5 0.5 0.7 0.7 0.8 1 0.9 fRES [MHz] 0.11 0.45 1.2 2.5 0.2 0.28 0.3 2.5 1.3 Weight [g] 5 5 5 5 5 5 16 16 16 16 16 16 Housing 04-2 04-2 04-2 04-2 04-2 04-2 15-2 15-2 15-2 15-2 15-2 15-2 Packing unit [pcs.] 45 45 45 45 45 45 40 40 40 40 40 40 Order Number DFKF-18-0001 DFKF-18-0002 DFKF-18-0003 DFKF-18-0004 DFKF-18-0005 DFKF-18-0006 DFKF-28-0001 DFKF-28-0002 DFKF-28-0003 DFKF-28-0004 DFKF-28-0006 DFKF-28-0005 2 Thespecifications,descriptionsandillustrationsindicatedinthisdocumentarebasedon EMC Products currentinformation.Allcontentissubjecttomodificationsandamendments. |
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