PARAMETER ADSL Line Interface Transformer UNITS TURNS RATIO 1 : 1 +2% Inductance 1 5.0 +10% mH Inductance 2 5.0 +10% mH 18.0 Max. µH DCR Pins 1 -4 3 Max. Ω DCR Pins 10 - 7 3 Max. Ω THD (Linearity) at 30 kHz -80 dB 40 Min. dB Leakage Inductance 3 Longitudinal Balance at 25 kHz to 1.1 MHz Insertion Loss at 100 kHz Frequency Response at 30 kHz to 1.1 MHz 0.5 Min. dB +1.0 Max dB 1500 VRMS Isolation (1-4 to 7-10) Designed for use with Analog Devices # AD20msp910/918 Schematic Diagram 1 10 3 8 2 9 4 7 1. Tested @ 10 kHz and 100 mVAC (Pins 1-4) With 2-3 shorted. 2. Tested @ 10 kHz and 100 mVAC (Pins 10-7) With 8-9 shorted. 3. Tested @ 100 kHz and 100 mVAC (Pins 1-4) With 8-9, 2-3, 10-7 Shorted. Physical Dimensions inches (mm) .522 (13.26) MAX. .532 (13.51) MAX. .715 (18.15) 1 2 .516 (13.1) MAX. 3 Suggested Pad Layout 4 .100 (2.54) .028 (0.70) .025 (0.64) Rhombus P/N: Cust. P/N: Date: 8/23/99 Rhombus Industries Inc. Transformers & Magnetic Products www.rhombus-ind.com 8 .050 (1.27) TYP. 6 .100 (2.54) TYP. .675 (17.15) .663 (16.85) 9 7 5 .516 (13.1) .100 (2.54) TYP. 10 T-1308G Name: Sheet: 1 of 1 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Phone: (714) 898-0960 z FAX: (714) 896-0971