T-982G

PARAMETER Turns Ratio Line Impedance Inductance (Line Side) Longitudinal Balance 40 kHz to 200 kHz Primary DC Resistance Secondary DC Resistance Frequency Response 40kHz - 300kHz Insertion Loss @ 200kHz Isolation (HI-POT) Primary DC Return Loss @ 40kHz THD (40 KHz, 14 dBm) 2 : 1 +1% 135 3.0 +6% UNITS T-982G HDSL TRANSFORMER Designed for HDSL applications Ω mH 53 min. 2.5 Max. 1.0 Max. +0.2 dB Ω Ω dB Compatible with Brooktree BT8921 & BT8970 at 784 kbps Custom versions of this transformer are available. 0.4 1500 160 20 min. -70 Min. dB VRMS mA dB dB SCHEMATIC DIAGRAM: 1 4 2 9 7 5 Line Side Pins 1-4 + 2-5 Device Side Pins 9-7 Physical Dimensions in inches (mm) .522 (13.26) MAX. .532 (13.51) MAX. .516 (13.1) MAX. 10 9 .715 (18.15) 1 2 3 4 5 .100 (2.54) TYP. .100 (2.54) .028 (0.70) .025 (0.64) .516 (13.1) .675 (17.15) .663 (16.85) 8 7 6 Suggested Pad Layout .050 (1.27) TYP. .100 (2.54) TYP. 1/22/96 Rhombus Industries Inc. Transformers & Magnetic Products 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971 www.rhombus-ind.com