ADSL Transformer Schematic Diagram Turns Ratio 1 : 1 +2% Parameter Inductance1 1-5 (Tie 2+4) Min. Typ. Max. Units 383.0 407.5 431.9 µH 10 µH Leakage Inductance2 1-5(Tie 7+9, 10+6, 2+4) 2 25 pF DC Resistance 6-9 or 10-7 0.363 Ω DC Resistance 5-2 or 4-1 0.429 Ω 3.0 dB Interwinding Capacitance Frequency Response 20k - 2MHz Longitudinal Balance 20k - 1.1MHz Hi-PotPrimary to Secondary 55 dB 1875 VRMS Inserion Loss 772 kHz 0.5 dB Total Harmonic Distortion -85dB Max. 100kHz, 5.3 Vrms across primary, 100 ohm load, 100 ohm input,(Tie 2+4, 7+9) 1 10 4 7 Pri. Sec. 2 9 5 6 Designed to meet supplementary insulation requirements of IEC950 for a working voltage of 250V Materials used in construction of this component meet or exceed UL Class B and can be operated up to 130 oC 1 10kHz and 100mV 2 100kHz and 100mV .522 (13.26) MAX. .532 (13.51) MAX. .715 (18.15) .516 (13.1) MAX. 6 5 4 .100 (2.54) 10 9 .025 (0.64) .028 (0.70) 8 7 .516 (13.1) 3 .675 (17.15) .663 (16.85) Suggested Pad Layout 1 Dimensions in Inches (mm) 8 9 2 6 7 .100 (2.54) TYP. .050 (1.27) TYP. 10 .100 (2.54) TYP. Bottom View 1 2 4 5 Unused pin #3 Removed Rhombus Industries Inc. Transformers & Magnetic Products RHOMBUS P/N: T-1462G CUST P/N: DATE: 10/24/01 NAME: SHEET: 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 www.rhombus-ind.com FAX: (714) 896-0971