(S553-xxxx-xx) ISOLATIONTRANSFORMERS FORETHERNET

defining a degree of excellence ISOLATIONTRANSFORMERS 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 960035A ELECTRICALS AT 25°C Part No. Inductance OCL (µH) (+/- 20) ET Constant (Vµs) Min Rise Time (ns) Max Coupling Capacitance CWW (pF) Max Leakage Inductance LL (µH) Max Pri/Sec (ohms) Max Schematic Package Style A553-0756-AB A553-1006-AB A553-1506-AB S553-0506-AE S553-0745-01 S553-0756-AE S553-1006-AE S553-1506-AE S553-5999-67 S553-5999-68 S553-5999-69 S553-5999-72 S553-5999-73 S553-5999-74 75 100 150 50 350 75 100 150 75 150 100 100 150 75 2.1 2.1 3.0 1.0 1.5 1.4 1.5 1.8 1.4 1.8 1.5 1.5 1.8 1.4 3.0 3.0 3.5 1.8 3.5 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 1.8 10 10 12 5 16 7 8 9 7.0 9.0 8.0 8.0 9.0 7.0 0.20 0.20 0.25 0.10 0.30 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.10 0.20/0.20 0.20/0.20 0.30/0.30 0.15/0.15 0.35/0.35 0.17/0.17 0.20/0.20 0.20/0.20 0.17/0.17 0.20/0.20 0.20/0.20 0.20/0.20 0.20/0.20 0.17/0.17 A A A A A A A A A A A B B B 1 1 1 2 2 2 2 2 3 3 3 4 4 4 SCHEMATICS A B 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: BelFuse@belfuse.com Website: http://www.belfuse.com defining a degree of excellence 960035A ISOLATIONTRANSFORMERS FOR ETHERNET MECHANICALS 1 2 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: BelFuse@belfuse.com Website: http://www.belfuse.com defining a degree of excellence ISOLATIONTRANSFORMERS FOR ETHERNET MECHANICALS (CONT'D) 3 960035A 4 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: BelFuse@belfuse.com Website: http://www.belfuse.com defining a degree of excellence 960035A ISOLATIONTRANSFORMERS FOR ETHERNET APPLICATION CIRCUIT APPLICATION NOTES • 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. 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