TOKEN RING COUPLING / ISOLATION TRANSFORMER Turns Ratio (+2%) 1 : 1 : 2 : 2* IEEE 802.3 & ECMA Compatible *Pins 1,2 : 3,4 : 13,14 : 15,16 & 5,6 : 7,8 : 9,10 : 11,12 PARAMETER MIN. MAX. UNITS 97.5 µHy Leakage Inductance 0.3 µHy Interwinding Capacitance (CW/W) 14 pF Rise Time 3 ns Open Circuit Inductance 52.5 ET 2 Parts shipped in anti-static tubes. 34 pieces per tube VµS Primary DC Resistance 0.2 ohms Secondary DC Resistance 0.4 ohms High Potential Test Flammability: Materials used in the production of these units meet requirements of UL94-VO and IEC 695-2-2 needle flame test. 2000 VRMS Available on Tape & Reel Test Conditions: 100mV @ 100 KHz Operating Temp. Range -450C to +850C PHYSICAL DIMENSIONS All dimensions in inches (mm): SCHEMATIC DIAGRAM: 16 15 14 13 12 11 10 9 RHOMBUS P/N: T-11209 1 2 3 4 5 6 7 Rhombus Industries Inc. Transformers & Magnetic Products 8 CUST P/N: DATE: 10/23/97 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