DSF Suppression Chokes www.schurter.com/PG81 Storage Choke, flat design Description -Storage choke -THT-terminals -Inductor horizontally positioned in housing -Constant inductance at high alternating field modulation and large DC magnetization -Reduced magnetic reversal -SMD version on request Standards -EN 60938 Technical Data Applications -Storage of energy in switched power supplies -Switch-mode -Chopper amplifiers -DC drives and stepper motor controls Weblinks 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 Rated voltage Rated Current Rated inductance Power Operating Frequency Terminal technic Weight Material: Housing Sealing Compound up to 600 VDC 0.45 - 4.5 A @ Ta 70 °C 0.011 - 3.7 mH, Tol. ±15% up to 1 MHz THT 7 - 18 g UL 94V-0 UL 94V-0 Isolation Voltage Climatic Category Allowable Operation Temp. Dimension Case 04-1 2 kV eff., winding to ambient 40/125/21 acc. to IEC 60068-1 -40 °C to 125 °C Case 15-1 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 1 15 ±0.2 1 DSF Suppression Chokes www.schurter.com/PG81 Diagrams Application in DC-DC Converter 1) 2) 1) DC-Input unregulated 2) DC-Output regulated Derating Curves Inductance variation as function of the magnetizing current All Variants In [A] Ln [mH] Rcu [mΩ] fRES [MHz] Weight [g] Housing Packing unit [pcs.] Order Number DSF-18-0002 0.6 0.5 360 2.5 7 g 04-1 45 1.2 0.125 90 6.5 7 g 04-1 45 DSF-18-0003 2 0.045 32 12 7 g 04-1 45 DSF-18-0005 4 0.011 8 32 7 g 04-1 45 DSF-18-0006 0.45 3.7 1900 0.6 18 g 15-1 40 DSF-28-0001 1 0.75 360 1.8 18 g 15-1 40 DSF-28-0003 1.4 0.38 160 - 18 g 15-1 40 DSF-28-0004 DSF-28-0005 1.8 0.23 125 3.5 18 g 15-1 40 3.15 0.075 45 7 18 g 15-1 40 DSF-28-0006 4.5 0.018 10 18 18 g 15-1 40 DSF-28-0008 4.5 0.037 20 10 18 g 15-1 40 DSF-28-0007 03.03.2015 Availability for all products can be searched real-time:http://www.schurter.com/en/Stock-Check/Stock-CheckSCHURTER 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.