F-1515

100 BASE-T4 TRANSFORMERS Electrical Specifications at 25 C Designed for Quad SMD Dual SMD use with 24-Pin 16-Pin Transceiver I.C. Part. No. Part. No. T-15202 SEEQ 80C240P Cypress CY7C971 T-15203 T-15200S T-15201S o Designed to provide isolation and impedance matching for 4 twisted pairs in a 100 Mbps Transmission over UTP-3 Cable. IEEE 802.3 Compatible Common Mode Choke available for improved EMI performance OCL Min. ( µH ) 350 350 LL max. ( µH ) 1.0 1.0 DCRP max. (Ω) 0.5 1.0 Cw/w max. ( pF ) 14 10 Isolation (VRMS) 1500 1500 Designed for popular 100Base-T4 transceiver chips Turns Ratio +3% 1:2CT 2CT:1CT Tape & Reel Available T-15202 Schematic Diagram PRI 24 23 22 21 PRI 20 19 18 PRI 17 16 15 PRI 14 13 24-Pin SMD Package: T-15202, T-15203 Dimensions in Inches (mm) 0.700 (17.78) M AX. .526 (13.35) 1 2 SEC 3 4 5 SEC 6 7 8 SEC 9 10 11 SEC 12 .296 (7.52) M AX. T-15203 Schematic Diagram PRI 24 23 22 21 PRI 20 19 18 PRI 17 16 15 PRI 14 13 .016 (0.41) T YP. .050 (1.27) T YP. .015 (0.38) T YP. .035 (0.89) T YP. .010 (0.25) T YP. .645 (16.39) .622 (15.80) 1 3 2 SEC 4 5 6 SEC 7 9 8 SEC 10 11 12 SEC 24-Pin DIP Package: T-15200S & T-15201S Dimensions in Inches (mm) .505 (12.83) M AX. 9 T-15200S Schematic Diagram PRI 16 15 14 13 12 11 PRI 10 9 T-15201S Schematic Diagram PRI 16 15 14 13 12 11 PRI 10 .285 (7.24) M AX. .205 (5.21) M AX. 1 2 SEC 3 4 5 6 7 SEC 8 1 2 SEC 3 4 5 6 7 SEC 8 .016 (0.41) TYP. .050 (1.27) TYP. .015 (0.38) TYP. .025 (0.64) TYP. .010 (0.25) TYP. .380 (9.65) .360 (9.14) Impedance ( Ohms ) 100 BASE-T4 COMMON MODE CHOKE Electrical Specifications at 25o C Part Number F-1515 Turns Ratio +3% 1 :1 OCL Min. ( µH ) 36 LL max. ( µH ) 0.2 DCRP max. (Ω) 0.35 Impedance Ω (Min.) 2000 @ 30 Mhz 1500 @ 50 Mhz 1000 @ 70 Mhz Cw/w max. ( pF ) 15 4000 Typical 3000 2000 Minimum 1000 Isolation (VRMS) 500 0 10 20 40 60 80 100 Frequency ( MHz ) 200 300 F-1515: 16-Pin SMD package per T-15200S above. F-1515 Schematic Diagram )RU FRPSOHWH GHWDLOV LQFOXGLQJ GRZQORDGDEOH 3') FDWDORJV DQG GDWD VKHHWV SOHDVH YLVLW ZZZUKRPEXVLQGFRP Specifications subject to change without notice. For other values & Custom Designs, contact factory. 100BAST2 - 2/02 Rhombus Industries Inc. www.rhombus-ind.com 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971