T-30000

Low Cost Multi-Purpose Audio Transformers Impedance matching transformers for telecommunications. Ideal for a variety of voice and data interconnect networks Isolation is 1500 VRMS minimum Longitudinal Balance is 60dB minimum Frequency range: 300Hz to 3400Hz Designed to meet FCC part 68 Custom Designs Available Insertion (1) Loss (dB) 1.25 1.25 1.25 1.25 1.25 2.0 2.0 0.4 0.4 0.4 0.5 0.5 2.0 2.0 Frequency Response (dB) 0.5 0.5 0.5 0.5 0.5 3.0 3.0 0.25 0.25 0.25 0.25 0.25 3.0 3.0 Return (2) Loss (dB) 26 26 26 26 26 9.0 9.0 26 26 26 26 26 9.0 9.0 Pri. DCR max. (Ω) 30 30 30 30 40 65 65 13 13 13 13 19 57 57 Sec. DCR max. (Ω) 40 40 40 73 53 85 85 16 16 16 23 23 75 75 Electrical Specifications at 25OC Part Number T-30000 T-30001 T-30007 T-30002 T-30003 T-30004 T-30005 T-30050 T-30051 T-30057 T-30052 T-30053 T-30054 T-30055 Impedance (Ohms) 600 / 600 600 / 600CT 600CT / 600CT 600 / 900 900 / 900 600 / 600 600 / 600CT 600 / 600 600 / 600CT 600CT / 600CT 600 / 900 900 / 900 600 / 600 600 / 600CT UNBAL. DC (mA) 0.0 0.0 0.0 0.0 0.0 80 80 0.0 0.0 0.0 0.0 0.0 80 80 Schem. Style A B C A A A B A B C A A A B 1. Insertion Loss measured at 1 kHz. 2. Return Loss measured at 300 Hz. Schematic "A" 1 PRI .785 (19.94) .620 (15.75) 6 SEC. .725 (18.42) 3 4 Schematic "B" 1 PRI Schematic "C" 6 .187 (4.75) TYP. .016 (0.41) .420 (10.67) 1 PRI 6 SEC. SEC. .042 (1.07) TYP. .187 (4.75) TYP. 5 3 4 2 3 5 1 2 3 Dimensions in Inches (mm) Unused Pins Omitted as Per Schematic 4 Bottom View 6 5 4 Specifications subject to change without notice. For other values & Custom Designs, contact factory. LC-AUDIO - 11/98 Rhombus Industries Inc. 11 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971