ADSL Line Transformer Turns Ratio (+3%) 1:1:1:1 PARAMETER Primary Inductance (1) MIN. MAX. UNITS 418.4 462.5 µH 10 µH Pins 2 -12 (Pin 1-11 Short) Leakage Inductance (2) Pins 2-12 Short Pin 1-11 & Chip Side Shorted DC Resistance (Pin 12-1) 0.580 ohms DC Resistance (Pin 11-2) 0.580 ohms DC Resistance (Pin 6-7) 0.460 ohms DC Resistance (Pin 5-8) 0460 ohms Isolation (Hi-Pot) Chip to Line 2000 VRMS Isolation (Hi-Pot) Chip to Chip 500 VRMS Isolation (Hi-Pot) Line to Line 500 VRMS Isolation (Hi-Pot) Windings to Core 1500 VRMS Schematic Diagram 1 LINE CHIP 7 12 6 11 5 2 8 1. Tested at 10 KHz & 100 mV 2. Tested at 100 KHz & 100 mV .689 (17.5) MAX. 0.100 Inch (2.54 mm) Grid 12 11 .098 (2.50) MIN. 1.02 (26.00) MAX. 1 .028 x .014 (0.71 x 0.36) 2 EA. 2 .820 (20.82) MAX. 1.00 (25.00) MAX. 8 .023 (0.60) DIA. 8 EA. 7 5 6 .820 (20.82) MAX. Physical Dimensions inches (mm) RHOMBUS P/N: T-1232 CUST P/N: DATE: 4/19/99 Rhombus Industries Inc. Transformers & Magnetic Products NAME: SHEET: 1 of 1 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971 www.rhombus-ind.com