A553-0756-AB BEL | Alldatasheet

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Technical content

defining a degree of excellence Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel: 201-432-0463 • Fax: 201-432-9542 • E-Mail: BelFuse@belfuse.com Website: http://www.belfuse.com Specifications subject to change without notice. SCHEMATICS 960035A AB ISOLATION TRANSFORMERS FOR ETHERNET

  • Bel isolation transformers are designed to be used as equipment isolation protection for the cable-AUI interface in 10Base-2, 10Base-5 and 10Base-T

applications

  • Multiple OCL (inductance) values available
  • Turns ratio 1:1
  • 2000 Vrms isolation
  • Through-hole and surface mount packaging ELECTRICALS AT 25°C Inductance ET Rise Coupling Leakage Pri/Sec OCL (µH) Constant Time Capacitance Inductance (ohms) Package Part No. (+/- 20) (Vµs) Min (ns) Max C WW (pF) Max L L (µH) Max Max Schematic Style

defining a degree of excellence Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel: 201-432-0463 • Fax: 201-432-9542 • E-Mail: BelFuse@belfuse.com Website: http://www.belfuse.com Specifications subject to change without notice. 960035A ISOLATION TRANSFORMERS FOR ETHERNET MECHANICALS

defining a degree of excellence Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 • Tel: 201-432-0463 • Fax: 201-432-9542 • E-Mail: BelFuse@belfuse.com Website: http://www.belfuse.com Specifications subject to change without notice. 960035A ISOLATION TRANSFORMERS FOR ETHERNET MECHANICALS (CONT'D)

defining a degree of excellence Corporate Office Bel Fuse Inc.

198 Van Vorst Street, Jersey City, NJ 07302-4496

Tel: 201-432-0463 Fax: 201-432-9542 E-Mail: BelFuse@belfuse.com 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 APPLICATION NOTES APPLICATION CIRCUIT

  • Bel transformers for Ethernet AUI applications provide the necessary isolation and inductance as required in the IEEE 802.3 standards for AUI (Attachment Unit Interface) ports. 960035A ISOLATION TRANSFORMERS FOR ETHERNET