ISDN SO DIL Style Through Hole Interface Transformers Features • designed for optimum compatability with all established interface IC’s • excellent and consistent balance between windings • complies fully with CCITT.I.430 recommendations and corresponding national standards for S-Interface • manufactured in ISO-9001 approved Talema facility • operating temperature: 0 to 70°C Electrical Specifications @ 25°C Turns Ratio: Bold = IC side windings ISF & ISV Series comply w ith Supplementry Insulation Level EN60950, UL1950 and UL1450 LP Part Number (mH Min) Turns LL ^IDC CC RCUP RCUS VP Ratio (µH) (mA) (pF Max) (Ohms) (Ohms) (Vrms) Schematic ISF / ISV-100B1 30 1:1:1: 1 10 5 150 1.7 2.0 1500 B1 ISF / ISV-120A1 30 1:1:4 10 5 150 1.7 4.0 1500 A1 ISF / ISV-130B1 30 1:1:2,5: 2,5 10 5 150 1.7 4.5 1500 B1 ISF / ISV-140B1 30 1:1:2: 2 10 5 150 1.7 4.0 1500 B1 ISHF Series Interface Transformers comply w ith Reinforced Insulation Level EN60950 ** ISHF-200B1 30 1:1:1: 1 15 5 45 2.4 2.0 3000 B1 ISHF-220A1 30 1:1:4 15 5 45 2.4 5.6 3000 A1 ISHF-230B1 30 1:1:2,5: 2,5 15 5 45 2.4 6.8 3000 B1 ISHF-240B1 30 1:1:2: 2 15 5 45 2.4 5.6 3000 B1 ** SO Transformer modules comply with Reinforced Insulation Level EN60950:1992/A4: 1997, para. 2.9.4.4 when tested in accordance with 6.4.1 Package Style ISF 0.551 (14.00) 0.500 (12.70) 5 Schematic 0.433 (11.00) 0.059 (1.50) A1 0.138 (3.50) 1 6 0.492 (12.50) 0.400 (10.16) 8 0.571 (14.50) 0.059 (1.50) 0.354 (9.00) 0.300 (7.62) 5 0.138 (3.50) 1 7 9 2 4 10 5 B1 A1 IC Line 6 1 0.551 0.400 (14.00) (10.16) 1 10 0.018 x 0.026 (0.45 x 0.66) 0.583 (14.80) 0.295 0.197 (7.50) (5.00) 0.571 (14.50) 0.079 (2.00) 6 8 Line 1 2 0.591 (15.00) 6 5 2 3 4 Dimensions: Inches (Millimeters) 0.024 (0.60) 4 1 7 5 10 2 6 9 B1 A1 0.138 (3.50) IC Line 3 10 5 0.100 (2.54) 0.654 (16.60) 6 0.018 x 0.026 (0.45 x 0.66) 0.100 (2.54) ISHF 3 6 10 IC Line 10 5 1 ISV B1 IC Line Line IC 1 IC 4 1 5 3 5 2 4 6 3 6 Tolerance: ±0.010 (0.25) unless specified otherwise USA: AlfaMag Electronics LLC | 945 Parkwood | PO Box 668 | Rolla, MO 65402 Germany: Int.+4989-841 00-0 • Ireland: Int.+35 375-48 • Czech EMail: Rep: Int.+420 19-744 9303 • India: Int.+91 427-340 492 Phone: 1-800-413-6693 FAX: 666 1-364-5390 [email protected] http://www.talema-nuvotem.com http://www.alfamag.com (07-03 Communications\ISDN\So-J Trafo) (07-03)