10BASE-T LAN MAGNETICS Single Port Transformer Modules LM00505 • Transformer turns ratio RX 1CT : 1CT and TX 2CT : 1CT • Low profile, surface mount packaging rated to 225° C peak IR reflow temperature • Single-port modules available with and without common mode chokes • Operating temperature 0° to 70° C • Minimum interwinding breakdown voltage of 1500 Vrms • Conforms to IEEE 802.3 standards ELECTRICAL SPECIFICATIONS AT 25° C Insertion Loss dB max OCL µH min Common to Common Mode Rejection dB min Return Loss dB min Part Number 1MHz to 10MHz TX RX 1MHz to 10MHz 5MHz to 10MHz Crosstalk dB min 10MHz to 30MHz 100MHz 1MHz to 10MHz Transformers Only S553-1084-01 -1.0 80 80 -18 --- --- --- -40 S553-1084-11 -1.0 80 80 -18 --- --- --- -40 S553-5999-52 -1.0 28 110 -18 --- --- --- -40 Transformers and Common Mode Chokes A553-5999-47 -1.0 50 200 --- -18 -40 -30 -40 S553-5999-86 -1.0 28 110 -18 --- -40 -30 -40 S553-5999-87 -1.0 50 200 --- -18 -40 -30 -40 S556-2793-00 -1.0 --- --- --- -15 -40 -30 -30 ©2001 Bel Fuse Inc. Specifications subject to change without notice. 09.01 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com L5-19 10BASE-T LAN MAGNETICS Single Port Transformer Modules LM00505 SCHEMATICS A553-5999-47 S553-5999-87 1CT : 2CT S553-5999-86 1CT : 1CT 16 1 TX 2 15 RX 2 15 3 14 3 14 6 11 6 RX 7 10 TX 7 10 8 9 8 9 1 1CT : 1CT S553-1084-01 1 2CT : 1 16 6 RX 7 8 1 2CT : 1CT TX 2 3 14 1CT : 1CT 1CT : 2CT 11 S553-1084-11 TX 2 3 16 11 6 10 RX 7 9 8 1CT : 1CT S553-5999-52 16 1 15 RX 2 14 3 11 6 10 TX 7 9 1CT : 1CT 15 14 1CT : 2CT 8 ©2001 Bel Fuse Inc. Specifications subject to change without notice. 09.01 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com L5-20 16 11 10 9 10BASE-T LAN MAGNETICS Single Port Transformer Modules LM00505 SCHEMATICS S556-2793-00 2CT : 1 1 TX 16 TX 2 14 3 1CT : 1CT 6 11 10 RX RX 7 9 8 MECHANICALS A553-5999-47 0.325 0.285 [8.26] [7.24] max 0.100 [2.54] typ 0.800 [20.32] max 0.210 [5.33] max 0.015 [0.38] min 0.180 [4.57] max 100˚ 90˚ 0.120 [3.05] min 0.018 [0.46] ref 0.045 [1.14] ref 0.008 - 0.012 [0.20 - 0.30] Dimensions are in inches [millimeters]. Standard dimension tolerance is ±0.005 [0.13] unless otherwise noted. ©2001 Bel Fuse Inc. Specifications subject to change without notice. 09.01 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com L5-21 10BASE-T LAN MAGNETICS Single Port Transformer Modules LM00505 MECHANICALS S553-1084-01 S553-1084-11 S553-5999-52 S553-5999-86 S553-5999-87 0.500 [12.70] max Suggested PCB Pad Layout 0.375 0.285 [9.53] [7.24] max max 0.018 ±0.002 [0.46 ±0.05] 0.425 [10.80] 0.050 [1.27] 0.050 [1.27] 0.025 [0.64] 0.070 [1.78] 0.225 [5.72] max 0.004 [0.10] 0.015 [0.38] 0.350 ±0.010 [8.89 ±0.25] 0.008 - 0.012 [0.20 - 0.30] 0.035 [0.89] 4˚ nom Dimensions are in inches [millimeters]. Standard dimension tolerance is ±0.005 [0.13] unless otherwise noted. 0.700 [17.78] 0.300 [7.62] 0.300 [7.62] S556-2793-00 0.375 0.285 [9.52] [7.24] max 0.425 [10.80] 0.018 +0.002 [0.46 +0.05] 0.800 [20.32] max 0.070 [1.78] 0.040 [1.02] 1.00 [2.54] 0.100 [2.54] Suggested PCB Pad Layout 0.220 [5.59] max 4˚ nom 0.004 [0.10] 0.700 [17.78] 0.008 - 0.012 [0.20 - 0.30] 0.035 [0.88] Dimensions are in inches [millimeters]. Standard dimension tolerance is ±0.005 [0.13] unless otherwise noted. ©2001 Bel Fuse Inc. Specifications subject to change without notice. 09.01 CORPORATE FAR EAST EUROPE Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com Bel Fuse Ltd. 8F / 8 Luk Hop Street San Po Kong Kowloon, Hong Kong Tel 852-2328-5515 Fax 852-2352-3706 www.belfuse.com Bel Fuse Europe Ltd. Preston Technology Management Centre Marsh Lane, Suite G7, Preston Lancashire, PR1 8UD, U.K. Tel 44-1772-556601 Fax 44-1772-888366 www.belfuse.com L5-22