Electrical Specifications at 25OC Parameter Units Impedance PRI. 600 Ω R Load SEC. 487 Ω Turns Ratio 1:1 Direct Current in Pri. (DCI) (Compatible with 56 kb/s Technologies) maximum 0 mA PRI. + 10% 67 Ω SEC. + 10% 85 Ω @ 1 kHz 1.5 dB Min., 300 Hz - 3.5 kHz 25 dB Longitudinal Balance Min., 60 Hz to 1 kHz 60 dB Frequency Response 300 Hz to 3.5 kHz +0.5 dB typ. 600 Hz, -10 dBm -60 dB minimum 1250 VRMS DC Resistance Insertion Loss Return Loss T.H.D. Isolation PCMCIA Modem Transformer Schematic Diagram 2 8 3 5 Physical Dimensions inches (mm) .410 (10.4) 8 1 .248 (6.30) .080 (2.0) .012 (0.3) .022 (0.55) .394 (10.0) 4 5 .080 (2.0) TYP. .024 (0.6) TYP. .024 (0.6) TYP. .453 (11.50) TOP VIEW RHOMBUS P/N: T-33000M CUST P/N: DATE: 11/3/00 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