10/100BASE-T LAN MAGNETICS Quad Transformer Modules LM00403 • Excellent EMI and common mode noise suppression • Low profile, surface mount packaging rated to 225° C peak IR reflow temperature • Meets all IEEE 802.3 standards including 350µH with 8mA bias • Operating temperature 0° to 70° C • Minimum interwinding breakdown voltage of 1500 Vrms ELECTRICAL SPECIFICATIONS AT 25° C Insertion Loss dB max Common to Differential Mode Rejection dB min Return Loss dB min Part Number 100kHz to 100MHz 100kHz to 30MHz 30MHz to 60MHz 60MHz to 80MHz S558-5999-N2 -1.0 -18 18 - 20log (f/30MHz) -12 -40 S558-5999-P8 -1.0 -18 18 - 20log (f/30MHz) -12 -40 Common to Common Mode Rejection dB min 100kHz to 100MHz SCHEMATICS Crosstalk dB min 1MHz 30MHz 60MHz 100MHz -30 -65 -55 -45 -35 -30 -65 -55 -45 -35 S558-5999-N2 RD1+ 1 RD1- 2 TCT1 3 TD1+ 4 1:1 1CT : 1.41CT TD1- 5 RD2+ 6 40 RX1+ 39 RX138 TCMT1 37 TX1+ 36 TX1- 1:1 35 RX2+ Turns Ratio Part Number S558-5999-N2 TX RX 1CT : 1.41CT 1:1 RD2- 7 TCT2 8 TD2+ 9 TD2- 10 RD3+ 11 S558-5999-P8 1.25CT : 1CT 1CT : 1.41CT 34 RX233 TCMT2 32 TX2+ 31 TX2- 1:1 30 RX3+ 1:1 RD3- 12 TCT3 13 TD3+ 14 1CT : 1.41CT TD3- 15 RD4+ 16 RD4- 17 TCT4 18 TD4+ 19 TD4- 20 29 RX328 TCMT3 27 TX3+ 26 TX3- 1:1 1CT : 1.41CT 25 RX4+ 24 RX423 TCMT4 22 TX4+ 21 TX4- ©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 L4-9 10/100BASE-T LAN MAGNETICS Quad Transformer Modules LM00403 SCHEMATICS 1:1 RD3+ 1 S558-5999-P8 40 TX3+ 39 TXCT3 38 TX3- RD3- 2 1.25CT : 1CT TD3+ 3 TDCT3 4 37 RX3+ TD3- 5 36 RX31.25CT : 1CT TD2- 6 35 TX234 TXCT2 TDCT2 7 TD2+ 8 RD2- 9 33 TX2+ 32 RX2- 1:1 RD2+ 10 31 RX2+ 1:1 RD1+ 11 RD1- 12 30 TX1+ 29 TXCT1 28 TX127 RX1+ 1.25CT : 1CT TD1+ 13 TDCT1 14 TD1- 15 26 RX11.25CT : 1CT TD0- 16 TDCT0 17 TD0+ 18 25 TX024 TXCT0 23 TX0+ 22 RX0- 1:1 RD0- 19 RD0+ 20 21 RX0+ MECHANICAL 0.070 [1.78] ref S558-5999-N2 S558-5999-P8 1.100 [27.94] max 0.050 [1.27] 0.645 [16.38] 0.480 [12.19] 0.050 [1.27] 0.020 ±0.002 [0.51 ±0.05] 0.212 [5.38] ref 0.070 [1.78] R 0.015 [0.39] 0.030 [0.77] Suggested PCB Pad Layout R 0.005 [0.13] 0.225 [5.72] max 0.950 [24.13] 0.035 [0.89] 0.004 [0.10] 0.600 [15.24] 0.005 [0.13] min 0˚- 5˚ Dimensions are in inches [millimeters]. Standard dimension tolerance is ±0.005 [0.13] unless otherwise noted. ©2001Bel 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 L4-10