ISRA-0235-D103

IS Pulse Transformers www.schurter.com/pg85 Pulse transformers for SMD mounting   Description - High insulation rating (>3.2 kVAC) between the primary and the secondary windings - High insulation rating up to 500V between the secondary windings - Small coupling capacitances between primary and secondary windings limit transient feedback from the power supply side to the control electronics - The defined partial discharge voltage guarantees an effecively unlimited serviceable live Standards - Galvanic separation of drive- and power-circuit - Mainly used in ignition circuits with Thyristors, Triacs, power transistors and IGBT's - DC/DC converters - Line coupling transformers in high speed data transmission References General Product Information Weblinks Approvals, RoHS, CHINA-RoHS, e-Store, SCHURTER-Stock-Check, Distributor-Stock-Check - VDE 110b Technical Data   Rated Voltage Voltage-time Integral Us x Tw Pulse Rise Time Turn Ratio Terminal technic Weight Material: Housing Sealing Compound up to 600 VAC 150 - 400 Vµs 0.05 - 1.5 µs 1:1, 2:1, 1:1:1 SMD  3 - 10 g UL 94V-0  UL 94V-0  Climatic Category Allowable Operation Temp. Dimensions Case 35-3S 25/100/21 acc. to IEC 60068-1 -25 °C to 100 °C Case 35-4S 5.1 max. 15.2 2 0° ±5° max. 13 5 4 1) max. 11 3 0.45 1 0.66 max. 15.2 max. 11 0.45 max. 19 max. 13 max. 19 Applications 2 0° ±5° 10.2 EMC products 5.1 4 5 1) 6 1 0.66 10.2  IS Pulse Transformers www.schurter.com/pg85 Case 39-3S Case 39-4S max. 22.3 5 max. 14 4 max. 22.3 max. 22.7 15 Case 49-4S max. 18.2 2 0.88 0° ±5° max. 17.8 5 4 max. 13.5 5 1) 1 2 0.88 0° ±5° 10 1) Prim. Possible solder land pattern for SMD mounting  Case 35S Possible solder land pattern for SMD mounting  Case 49S 5 1.3 24.5 5.1 1.3 7 6 10.2 10 EMC products 4 5 1) 10 1) Prim. 20 5 3 0.6 max. 18.2 max. 13.5 0.6 max. 23.5 max. 17.8  1 1) 0.88 0° ±5° 15 Case 49-3S 6 45 2 1 1) 0.88 0° ±5° max. 23.5 3 0.6 max. 28.5 2 5 max. 14 5 max. 22.7 max. 28.5 0.6 6 1 IS Pulse Transformers www.schurter.com/pg85 Possible solder land pattern for SMD mounting  Case 39S 29.5 5 7 1.3 15 Variants Distributor-Stock-Check | SCHURTER-Stock-Check | e-Store Turn Ratio Tr [µs] Iign [A] Uisol [kV] Us x Tw [Vµs] Ls [mH] RP [W] RS [W] CC [pF] Weight [g] Packing unit [pcs.] Case Order Number 1:1 0.05 0.1 3.2 200 2.8 1.5 1 80 8 480 35-3S ISRA-0235-D103 1:1 0.9 0.1 3.5 200 2.8 1 1 20 3 480 35-3S ISNA-0235-D103 1:1 0.1 0.5 3.2 400 2.2 0.4 0.4 100 10 140 39-3S ISRA-0239-D502 1:1 1 0.17 3.5 400 2.2 0.4 0.4 20 10 28 39-3S ISNA-0239-D202 1:1 0.05 0.1 3.2 300 3.5 0.7 0.7 90 9 40 49-3S ISRA-0249-D104 1:1 1 0.1 3.5 300 3.5 0.7 0.7 20 6 45 49-3S ISNA-0249-D104 1:1:1 0.05 0.1 3.2 150 1.1 1 0.5 40 8 160 35-4S ISRF-0235-D101 1:1:1 0.9 0.1 3.5 150 1.1 0.5 0.5 10 8 170 35-4S ISNF-0135-D101 1:1:1 0.5 0.5 3.2 350 1.6 0.4 0.4 90 10 140 39-4S ISRF-0239-D502 1:1:1 1.5 0.17 3.5 350 1.6 0.4 0.4 20 10 140 39-4S ISNF-0239-D202 1:1:1 0.05 0.1 3.2 250 1.2 0.4 0.5 70 6 45 49-4S ISRF-0249-D101 1:1:1 1 0.1 3.5 250 1.4 0.5 0.5 20 9 45 49-4S ISNF-0249-D101 2:1 0.5 0.5 3.2 350 1.8 0.8 0.4 90 9 140 39-3S ISRB-0239-D502 2:1 1.5 0.17 3.5 350 1.8 0.8 0.4 20 9 140 39-3S ISNB-0239-D202 2:1 0.05 0.1 3.2 250 1.4 1 0.5 70 9 45 49-3S ISRB-0249-D101 2:1 1 0.1 3.5 250 1.6 1 0.5 20 9 45 49-3S ISNB-0249-D101 The specifications, descriptions and illustrations indicated in this document are based on EMC products current information. All content is subject to modifications anamendments.