DFKF Suppression Chokes www.schurter.com/PG81 Magnetically Compensated Choke, 1-phase, flat design Description Applications Standards Weblinks -Current compensated choke -1-phase choke -THT-terminals -Inductor horizontally positioned in housing -SMD version on request -Attenuation of common mode interferences -Designed for 230/400 VAC applications -Chopper amplifiers -DC drives and stepper motor controls -Switching power supplies -EN 60938 -UL 1283 -CSA 22.2 no 8 pdf-datasheet, html-datasheet, General Product Information, Approvals, CE declaration of conformity, RoHS, CHINA-RoHS, REACH, e-Shop, SCHURTER-Stock-Check, Distributor-Stock-Check, Detailed request for product, SPICE Library Technical Data Rated voltage Rated Current Rated inductance Power Operating Frequency Terminal technic Weight Material: Housing Sealing Compound up to 440 VAC 0.4 - 6.3 A @ Ta 40 °C 0.6 - 40 mH, Tol. -30% +50% 50 - 400 Hz THT 5 - 16 g UL 94V-0 UL 94V-0 Test Voltage Isolation Voltage Climatic Category Allowable Operation Temp. Dimension Case 04-2 1.8 kV, 50 Hz, 1 min, winding to winding 2 kV eff., winding to ambient 25/100/21 acc. to IEC 60068-1 -25 °C to 100 °C Case 15-2 4 1 10 ±0.2 28.3 max. 25 ±0.2 18.2 max. 2 0.6 x 0.88 0 3.5 -0.5 3 4 15 ±0.2 0.6 x 0.88 3 27.4 max. 16.5 ±0.2 2.0 17.8 max. 12.4 ±0.2 2.2 0 3.5 -0.5 EMC Products 2 15 ±0.2 1 1 DFKF Suppression Chokes www.schurter.com/PG81 Diagrams RFI suppression of switching power supply Noise suppression filter 1) 1) 2) 2) 3) 3) 1) Power line 2) Switching Power Supply 3) Interference current 1) Power line 2) Equipment 3) Interference current Impedance curves DFKF-18-xxxx DFKF-28-xxxx z [Ω] 1M z [Ω] 1M 0.4A 0.6 A 0.6A 100k 1.2A 1.5A 10k 1A 100k 1.4 A 2A 10k 1k 1k 2A 100 4A 100 4A 10 6.3 A 10 10k 100k 1M 10M f [Hz] 10k 100k 1M 10M f [Hz] All Variants In [A] Ln [mH] Rcu [mΩ] Tripped Power Dissipation [W] fRES [MHz] 0.4 40 1200 0.4 0.6 40 1000 0.7 1 20 360 1.2 6.8 200 1.4 27 310 - - 16 g 15-2 40 DFKF-28-0003 2 6 100 0.8 0.3 16 g 15-2 40 DFKF-28-0004 4 0.7 16 0.5 2.5 5 g 04-2 45 DFKF-18-0006 4 1.5 28 0.9 1.3 16 g 15-2 40 DFKF-28-0005 6.3 0.6 13 1 2.5 16 g 15-2 40 DFKF-28-0006 Weight [g] Housing Packing unit [pcs.] Order Number 0.11 5 g 04-2 48 DFKF-18-0001 0.2 16 g 15-2 40 DFKF-28-0001 0.7 0.28 16 g 15-2 40 DFKF-28-0002 0.6 0.45 5 g 04-2 45 DFKF-18-0003 █ █ █ █ Most Popular. 03.03.2015 Availability for all products can be searched real-time:http://www.schurter.com/en/Stock-Check/Stock-Check-SCHURTER 2 EMC Products The specifications, descriptions and illustrations indicated in this document are based on current information. All content is subject to modifications and amendments. Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability and test each product selected for their own applications.