10BASE T ISOLATION TRANSFORMER Turns Ratio +5% 1CT:1CT (Pins 1-3:16-14) 1CT:2CT (Pins 6-8:11-9) PARAMETER MIN. MAX. UNITS Open Circuit Inductance (1-3) @ 10 kHz-10mV 120 µH Open Circuit Inductance (6-8) @ 10 kHz-10mV 20 µH Leakage Inductance (1-3, Short 16-14) @1MHz-1V 0.4 µH Leakage Inductance (6-8, Short 11-9) @1MHz-1V 0.2 µH Interwinding Capacitance @100kHz-1V (1-3 to 14-16) 9.0 pF Interwinding Capacitance @100kHz-1V (6-8 to 11-9) 6.0 pF DC Resistance Any Winding 0.9 ohms HI-POT 1500 Fast Rise Times Meets ECMA Requirements IEEE 802.3 Compatible (10BASE 2, 10BASE 5, & 10BASE T) Flammability: Materials used in the production of these units meet requirements of UL94-VO and IEC 695-2-2 needle flame test. Parts shipped in anti-static tubes. 33 pieces per tube VRMS Dimensions in inches (mm) SCHEMATIC DIAGRAM 1 16 2 15 3 14 6 11 7 10 8 9 RHOMBUS P/N: T-14954 CUST P/N: DATE: 07/02/98 Rhombus Industries Inc. Transformers & Magnetic Products www.rhombus-ind.com NAME: SHEET: 1 OF 1 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Phone: (714) 898-0960 FAX: (714) 896-0971