10BASE T ISOLATION TRANSFORMER Turns Ratio 1CT : 1CT (Pins 1-3:16-14)1 1CT : 2.5CT (Pins 6-8:11-9)2 +5% Fast Rise Times Meets ECMA Requirements PARAMETER MIN. MAX. UNITS Open Circuit Inductance (1-3) @ 100 kHz-20mV 200 µH Open Circuit Inductance (6-8) @ 100 kHz-20mV 200 µH Leakage Inductance (1-3, Short 16-14) @ 100 kHz-20mV 0.5 µH Leakage Inductance (6-8, Short 11-9) @ 100 kHz-20mV 0.5 µH Interwinding Capacitance @ 100 kHz-20mV (1-3 to 14-16) 15 pF Interwinding Capacitance @ 100 kHz-20mV (6-8 to 11-9) 15 pF DC Resistance Primary 0.4 ohms HI-POT 2000 Operating Temperature Range -400C to 1 Receive 2 Transmit 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. 19 pieces per tube Surface Mount Option (add suffix "G" to part#) T-14859G VRMS +850C SCHEMATIC DIAGRAM Dimensions in inches (mm) .205 .020 (5.21) (0.51) MAX. .120 (3.05) MIN. .050 (1.27) TYP. 16 2 15 3 14 6 11 7 10 8 9 .285 (7.24) MAX. .885 (22.48) MAX. .020 (0.51) TYP. 1 .100 (2.54) TYP. .008 R (0.20) .010 (0.25) TYP. .300 (7.62) .365 (9.27) MAX. RHOMBUS P/N: T-14859 CUST P/N: DATE: 07/02/01 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