defining a degree of excellence HIGH SPEED LAN MAGNETICS 960023A • For use in ATM155 Mbps, 100Base-TX or 100 Mbps TP-FDDI applications • Dual common mode choke design for high isolation and low common mode emissions • Compatible with a variety of PHY transceivers • 2000 Vrms isolation • Space efficient, narrow body SIP packaging ELECTRICALS AT 25ºC Part No. Insertion Loss (dB) Typ 1MHz-100MHz Return Loss (dB) Min 1MHz-30MHz Return Loss (dB) Min 30MHz-60MHz Return Loss (dB) Min 60MHz-80MHz Crosstalk (dB) Min 1MHz-100MHz -1.0 -1.0 -16 -16 16-20log(f/30MHz) 16-20log(f/30MHz) -10 -10 -30 -30 0558-5999-14 0558-5999-33 Common to Diff Mode Rej (dB) Min 30MHz 100MHz -50 -50 -40 -40 Common to Common Mode Rej (dB) Min 30MHz 100MHz Schematic -40 -40 -30 -30 B A SCHEMATICS A B MECHANICAL Specifications subject to change without notice. Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel: 201-432-0463 • Fax: 201-432-9542 • E-Mail: [email protected] Website: http://www.belfuse.com defining a degree of excellence HIGH SPEED LAN MAGNETICS 960023A APPLICATION CIRCUIT APPLICATION NOTES • The 0558-5999-14 and 0558-5999-33 have been designed for use in 100 Mbps TP-FDDI, 100Base-TX and 155 Mbps ATM data transmission systems utilizing either 100 ohm UTP or 150 ohm STP cable. Each Bel part provides high voltage isolation, signal wave shaping, superior EMI noise suppression and fast, but controlled rise times. All Bel parts meet IEEE 802.3, ANSI X3T9.5 and ATM Forum Committee standards. All Bel parts provide 350µH of OCL (inductance) with 8mA of DC bias applied. Corporate Office Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302-4496 Tel: 201-432-0463 Fax: 201-432-9542 E-Mail: [email protected] Internet: http://www.belfuse.com Far East Office Bel Fuse Ltd. 8F/8 Luk Hop Street San Po Kong Kowloon, Hong Kong Tel: 852-2328-5515 Fax: 852-2352-3706 European Office Bel Fuse Europe Ltd. Preston Technology Management Centre Marsh Lane, Preston PR1 8UD Lancashire, U.K. Tel: 44-1772-556601 Fax: 44-1772-888366