T-1287

ADSL Transformer Schematic Diagram *Turns Ratio Pri. to Sec. Parameter Inductance Leakage Inductance DC Resistance 1-4, (short 3-2) DC Resistance10-7, (short 8-9) Hi-PotPrimary to Secondary @10kHz- 0.1V 1-4 (2-3 shorted). *Pins 10 - 7 (short 8&9) to 1 - 4 (short 2&3) Primary = Line Side Secondary = Chip Side. Dimensions in Inches (mm) Materials used in construction of this component meet or exceed UL Class B and can be operated up to 130 oC A surface mount version of this part is available. Add suffix "G" 2500 Min. 423 1 : 1 + 2% Typ. Max. 486 5.0 0.8 0.6 Units µH µH Ω 4 Ω VRMS Tested to IEC 68-2-14:1984 Nb Designed for use with Alcatel MTK-20140\20131 Designed to meet UL 1950 supplementary insulation with a working voltage of 250. 7 1 10 3 2 8 9 .550 (13.97) MAX. .536 (13.61) MAX. .525 (13.34) MAX. .210 (5.33) TYP. .100 (2.54) TYP. 10 9 8 7 6 PIN POSITION GRID 0.100 (2.54) HOLES FOR BOBBIN PINS .400 (10.16) TYP. Bottom View 1 2 3 4 5 Pin Diameter is 0.025 (0.64) RHOMBUS P/N: T-1287 CUST P/N: DATE: 8/22/00 NAME: SHEET: Rhombus Industries Inc. Transformers & Magnetic Products 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 www.rhombus-ind.com FAX: (714) 896-0971