1000BASE - TX SINGLE PORT 24 PIN SMD 1 - PORT 1000BASE - TX MAGNETICS DESIGNED TO MEET REQUIREMENTS OF 1GBIT APPLICATIONS OPERATING TEMPERATURE 0/+70oC. 1 PARAMETER UNITS 2 24 1:1 23 1CT:1CT + 1% Turns Ratio Primary DC Resistance .6 max. Ω 3 22 Secondary DC Resistance 1.0 max. Ω 4 21 Rise Time 1.75 ns Insertion Loss 0.1 - 1MHz 1 - 65MHz 65 - 100MHz 100 - 125MHz -1.1 max. -0.5 max. -0.8 max. -1.2 max. dB dB dB dB Isolation (HI-POT) 1500 VRMS 8 -18 min. -[12-20log(F/80MHz)] min. dB dB 9 16 Crosstalk 0.1-100MHz -[33+20log(F/100MHz)] min. 10 15 dB Return Loss 0.5 - 40MHz 40 - 100MHz CMRR 2 - 100MHz 5 PRIMARY (CHIP SIDE) 20 6 19 7 18 11 -[39-19log(F/50MHz)] min. 1:1 1:1 17 1:1 14 dB 13 12 0.700 (17.78) .485 (12.32) MAX. MAX. .230 (5.84) MAX. .016 (0.41) .050 (1.27) TYP. TYP. .010 (0.25) TYP. .010 (0.25) .045 (1.14) TYP. TYP. .640 (16.26) .620 (15.75) Dimensions in inches (mm) RHOMBUS P/N: T-1306 CUST P/N: DATE: 8/26/99 Rhombus Industries Inc. Transformers & Magnetic Products NAME: SHEET: 1 OF 1 15801 Chemical Lane, Huntington Beach, CA 92649 Phone: (714) 898-0960 FAX: (714) 896-0971 www.rhombus-ind.com