T-33004

T-33003/T-33004 Compatible with 56 kb/s Technologies Impedance matching transformers for telecommunications. Ideal for PCMCIA Type II data/fax modem cards V.32 bis/V.17 14400 bps applications Longitudinal Balance is 60dB minimum Designed to meet FCC Part 68 Custom Designs Available Electrical Specifications at 25OC Parameter Impedance R Load Turns Ratio Direct Current in Pri. (DCI) DC Resistance PRI. SEC. + 2% maximum PRI. + 10% SEC. + 10% max., ref. 1 kHz min., 300 Hz to 3.5 kHz minimum T-33001 600 346 1:1 0 127 150 3.3 25 60 200Hz - 4kHz + 0.25 -76 1000 B T-33002 600 346 1:1 0 127 150 3.3 25 60 200Hz - 4kHz +0.25 -76 1000 B T-33003 600 392 1:1 0 105 112 2.35 20 T-33004 600 294 1:1 0 180 156 2.7 30 mA Ω Ω dB dB dB Units Ω Ω PCMCIA Modem Transformers Schematic Style "B" Schematic Style "C" 1 PRI 6 SEC. 2 PRI SEC. 9 3 4 4 7 Insertion Loss Return Loss Longitudinal Balance 60 60 300Hz - 3.5kHz 300Hz - 3.5kHz + 0.25 -76 1650 C +0.25 -83 1000 C Frequency Response Total Harmonic Distortion Isolation Schematic Style 300 Hz to 3.5 kHz typ. 600 Hz, -10 dBm minimum dB dB VRMS Dimensions in Inches (mm) T-33001 Package .050 (1.27) .520 (13.21) .400 (10.16) 1 2 3 6 .330 5 (8.38) 4 1 2 3 T-33003 & T-33004 Package 6 7 8 9 10 5 4 2 1 T-33002 Package .164 (4.17) .520 (13.21) .400 (10.16) 6 .330 5 (8.38) 4 .079 (2.00) TYP. .164 (4.17) .020 (0.50) TYP. .660 (16.76) MAX. .660 (16.76) MAX. .027 (0.69) .768 (19.50) .172 (4.37) MAX. .053 (1.35) PCMCIA2 - 10/98 Terminal #1 Indicator Specifications subject to change without notice. For other values & Custom Designs, contact factory. Rhombus Industries Inc. 2 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971