DSO Suppression Chokes www.schurter.com/pg81_82 Storage Choke, open version, without socket Description -Storage choke -Wire leads -Reduced magnetic reversal -Constant inductance at high alternating field modulation and large DC magnetization -Constant inductance at high alternating field modulation and large DC magnetization -Open version without socket and chassis Standards Applications -Storage of energy in switched power supplies -Switch-mode -Chopper amplifiers -DC drives and stepper motor controls References General Product Information Weblinks Approvals, RoHS, CHINA-RoHS, e-Store, Distributor-Stock-Check -EN 60938 Technical Data Rated voltage Rated Current Rated inductance Power Operating Frequency Terminal technic Weight to 600 VDC 0.5 - 16 A @ Ta 70 °C 0.01 - 1 mH, Tol. ±15% up to 1 MHz Wire leads 4 - 104 g Isolation Voltage Climatic Category Allowable Operation Temp. 2 kV eff., winding to ambient 40/125/21 acc. to IEC 60068-1 -40 °C to 125 °C Dimensions a b c Ød Dimensions: see table of variants EMC Products DSO Suppression Chokes www.schurter.com/pg81_82 Diagrams Switch-mode DS/DSO 1) 2) 1) Input 2) DC output regulated Variants In [A] Ln [mH] Rcu [mΩ] fRES [MHz] Inductance drop max [%] A [mm] B [mm] C [mm] D [mm] Weight [g] Packing unit [pcs.] Order Number 0.5 0.8 800 0.8 15 15 20 7 0.3 4 200 DSO1-175-0001 0.63 0.5 550 2.5 15 15 20 7 0.3 4 200 DSO1-175-0002 0.63 1 750 1.7 15 19 20 8.5 0.3 7 300 DSO1-20-0001 1 0.2 200 3.5 15 15 20 7 0.4 4 200 DSO1-175-0003 1.4 0.1 100 4 20 15 20 7 0.5 4 200 DSO1-175-0004 1.4 0.2 175 4.7 15 19 20 8.5 0.4 8 300 DSO1-20-0002 1.4 0.5 200 1.5 20 23 25 9 0.5 13 200 DSO1-25-0001 1.6 0.5 200 1.7 15 26 25 11 0.5 19 100 DSO1-30-0001 2 0.2 120 3.3 20 23 25 9 0.6 12 200 DSO1-25-0002 2 0.3 140 2.5 15 26 25 11 0.5 17 100 DSO1-30-0002 2 1 190 1.2 20 39 40 14 0.7 55 50 DSO1-40-0001 3 0.035 20 5 20 15 20 7 0.8 4 200 DSO1-175-0005 3.15 0.04 33 13 15 19 20 8.5 0.7 8 300 DSO1-20-0003 3.15 0.1 50 5.7 20 23 25 9 0.8 13 200 DSO1-25-0003 3.15 0.15 70 3.5 15 26 25 11 0.7 19 100 DSO1-30-0003 3.15 0.5 90 1.5 20 39 40 14 0.8 55 50 DSO1-40-0002 3.15 1 180 0.8 20 43 40 18 0.8 104 50 DSO1-48-0001 4 0.1 40 5 20 26 25 11 0.8 20 100 DSO1-30-0004 4 0.2 55 3 20 39 40 14 0.8 52 50 DSO1-40-0003 4 0.5 90 1.5 20 43 40 18 0.9 104 50 DSO1-48-0002 5 0.3 75 1.5 20 43 40 18 0.8 104 50 DSO1-48-0003 6 0.1 25 5 20 39 40 14 1 53 50 DSO1-40-0004 6.3 0.01 8 33 15 19 20 8.5 0.9 9 300 DSO1-20-0004 7 0.2 10 6.5 20 23 25 9 1.3 14 200 DSO1-25-0004 9 0.1 20 4 20 43 40 18 1.2 104 50 DSO1-48-0004 15 0.035 7 5 20 43 40 18 1.8 104 50 DSO1-48-0005 16 0.16 12 2.5 20 44 40 34 2 104 50 DSO1-48-0006 Rcu at Tu 20°C Inductance drop at In Derating at Tu >70°C: I = Inx ((125-Tu)/55)0.5 The specifications, descriptions and illustrations indicated in this document are based on EMC Products current information. All content is subject to modifications and amendments.