xDSL Transformer Reinforced Insulation Per EN 41003/EN 60950 Turns Ratio ( + 3 % ) Schematic Diagram 1:2.1:2:2 PARAMETER MIN. NOM. MAX. UNITS 1 Inductance (1-3) 25 µH 1 Inductance (2-4) 110 µH 1 Inductance (7-9) 100 µH 1 Inductance (8-10) 100 µH P ri Sec 1 Leakage Inductance (1-3) with 2,4 7,9,8,10 shorted .5 µH . 1 : 2.1 : 2 : 2 (1-3, 2-4, 10-8, 9-7) 1 Interwinding Capacitance (Between primary & secondary) 25 pF Resistance (1-3) .5 Ω Resistance (2-4) 1.0 Ω Resistance (7-10) 8,9 shorted 2.0 Ω 0.5 3.0 -85 -60 2 dB dB dB dB mA Isolation (Hi-Pot) VRMS 3000 Insertion loss 40 KHZ to 1.5 MHz Insertion loss 30 KHZ to 2.0 MHz THD 15 Vp-p @ 100 KHZ 2 Longitudinal balance DC Bias 1 Tested @ 100kHz & 100 mVRMS 2 Tested at 20 KHZ to 1 MHZ Physical Dimensions inches (mm) Unused Pins Omitted RHOMBUS P/N: T-886G CUST P/N: DATE: 1/27/97 Rhombus Industries Inc. Transformers & Magnetic Products FSCM No. 16714 NAME: GLOBESPAN SHEET: 1 of 1 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971