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 Part Number Insertion Loss dB max 1MHz to 10MHz OCL H min TX Common to Common Mode Rejection dB min Return Loss dB min 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 (c)2007 Bel Fuse Inc. Specifications subject to change without notice. 11.07 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 (c)2007 Bel Fuse Inc. Specifications subject to change without notice. 11.07 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 MECHANICALS A553-5999-47 0.285 0.325 [7.24] [8.26] max 0.100 [2.54] typ 0.800 [20.32] max 0.015 [0.38] min 0.210 [5.33] max 0.180 [4.57] max 100 90 0.120 [3.05] min 0.045 [1.14] ref 0.018 [0.46] 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. 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. (c)2007 Bel Fuse Inc. Specifications subject to change without notice. 11.07 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com L5-21