10/100BASE-T LAN MAGNETICS Single Port Transformer Modules LM00408 * Meets all IEEE 802.3 standards including 350H with 8mA bias * Low profile, surface mount packaging rated to 225 C peak IR reflow temperature * Operating temperature 0 to 70 C * Designed for use with a variety of 10/100 transceiver ICs * Minimum interwinding breakdown voltage of 1500 Vrms ELECTRICAL SPECIFICATIONS AT 25 C Part Number Insertion Loss dB max Common to Differential Mode Rejection dB min Return Loss dB min 100kHz to 100MHz 100kHz to 30MHz 30MHz to 60MHz 60MHz to 80MHz S558-5999-30 -1.0 -20 -19 -13 -40 S558-5999-36 -1.1 -20 -19 -13 S558-5999-39 -1.0 -20 -19 S558-5999-42 -1.0 -20 S558-5999-46 -1.0 S558-5999-90 Common to Common Mode Rejection dB min 100kHz to 100MHz Crosstalk dB min 1MHz 30MHz 60MHz 100MHz -30 -65 -55 -45 -35 -40 -30 -60 -50 -40 -35 -13 -40 -30 -65 -55 -45 -35 -19 -12 -40 -30 -60 -50 -40 -35 -20 -19 -13 -40 -30 -65 -55 -45 -35 -1.0 -20 -19 -12 -40 -30 -60 -50 -40 -35 S558-5999-95 -1.0 -20 -19 -13 -40 -30 -65 -55 -45 -35 S558-5999-K7 -1.0 -18 -19 -12 -40 -30 -65 -55 -43 -38 Turns Ratio Turns Ratio Part Number Part Number TX RX S558-5999-46 1CT : 1CT 1CT : 1CT 1CT : 1CT S558-5999-90 1CT : 1CT 1CT : 1CT 1CT : 1CT 1CT : 1CT S558-5999-95 1CT : 1CT 1CT : 1CT 1CT : 1CT 1CT : 1CT S558-5999-K7 1CT : 1CT 1CT : 1CT TX RX S558-5999-30 1CT : 1CT 1CT : 1CT S558-5999-36 1 : 2 : 2CT S558-5999-39 S558-5999-42 (c)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 L4-21 10/100BASE-T LAN MAGNETICS Single Port Transformer Modules LM00408 SCHEMATICS S558-5999-30 S558-5999-42 TD+ 1 1CT : 1CT S558-5999-36 8 TX+ 16 1 : 2 : 2CT 10 TX+ TD- 2 7 TX- TCT 3 RCT 14 TX 15 14 6 TCMT 1CT : 1CT 12 TCMT 13 1CT : 1CT 1 11 RCMT RX 10 RX+ RD+ 15 11 TX- 2 7 RX+ 5 RCMT 6 RX- 3 9 RX- RD- 16 S558-5999-39 S558-5999-46 S558-5999-95 S558-5999-K7 1CT : 1CT TD+ 16 10 TX+ TCT 14 12 TCMT 11 TX- TD- 15 RD+ 1 RD- 2 RCT 3 1CT : 1CT 7 RX+ 5 RCMT 6 RX- (c)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 L4-22 10/100BASE-T LAN MAGNETICS Single Port Transformer Modules LM00408 SCHEMATICS S558-5999-90 1CT : 1CT TD+ 1 8 TX+ 6 TCMT TD- 2 TCT 3 7 TX- RCT 14 RD+ 15 11 RCMT 10 RX+ 1CT : 1CT RD- 16 9 RX- MECHANICALS S558-5999-30 S558-5999-36 S558-5999-39 0.148 [3.76] ref 0.020 0.002 [0.51 0.05] 0.040 [1.02] 0.100 [2.54] 0.550 [13.97] 0.395 [10.03] 0.100 [2.54] 1.000 [25.40] max 0.325 [8.26] ref 0.070 [1.78] Suggested PCB Pad Layout 0.010 - 0.015 [0.25 - 0.38] 0.350 [8.89] max 0.004 [0.10] 0- 4 0.700 [17.78] 0.500 [12.70] 0.035 [0.89] Dimensions are in inches [millimeters]. Standard dimension tolerance is 0.005 [0.13] unless otherwise noted. (c)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 L4-23 10/100BASE-T LAN MAGNETICS Single Port Transformer Modules LM00408 MECHANICALS S558-5999-42 S558-5999-46 S558-5999-90 S558-5999-K7 0.100 [2.54] 0.030 [0.76] 0.020 0.002 [0.51 0.05] 0.148 [3.76] ref 0.550 [13.97] 0.395 [10.03] 0.100 [2.54] 1.00 [25.40] max 0.070 [1.78] Suggested PCB Pad Layout 0.215 [5.46] ref 0.010 - 0.015 [0.25 - 0.38] 0.235 [5.97] max 0.700 [17.78] 0.004 [0.10] 0 - 4 0.035 [0.89] 0.500 [12.70] Dimensions are in inches [millimeters]. Standard dimension tolerance is 0.005 [0.13] unless otherwise noted. 0.148 [3.76] ref 0.020 0.002 [0.51 0.05] 0.040 [1.02] 0.100 [2.54] S558-5999-95 0.550 [13.97] 0.395 [10.03] 0.100 [2.54] 1.000 [25.40] max 0.325 [8.26] ref 0.070 [1.78] Suggested PCB Pad Layout 0.010 - 0.015 [0.25 - 0.38] 0.350 [8.89] max 0.004 [0.10] 0- 4 0.700 [17.78] 0.500 [12.70] 0.035 [0.89] Dimensions are in inches [millimeters]. Standard dimension tolerance is 0.005 [0.13] unless otherwise noted. (c)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 L4-24