10/100BASE-T LAN MAGNETICS Extended Temperature Transformer Modules LM00412 • Meets all IEEE 802.3standards including 350µH with 8mA bias • Low profile, surface mount packaging rated to 225° C peak IR reflow temperature • Operating temperature -40° to +85° C • 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-T5 -1.0 -18 18 - 20 log (f/30MHz) -12 -40 S558-5999-U5 -1.0 -18 18 - 20 log (f/30MHz) -12 S558-5999-Z5 -1.0 -18 18 - 20 log (f/30MHz) S558-5999-Z6 -1.0 -18 18 - 20 log (f/30MHz) Common to Common Mode Rejection dB min Crosstalk dB min 100kHz to 100MHz 1MHz 30MHz 60MHz 100MHz -30 -65 -55 -45 -35 -40 -30 -65 -55 -45 -35 -12 -40 -30 -65 -55 -45 -35 -12 -40 -30 -65 -55 -45 -35 SCHEMATICS S558-5999-U5 S558-5999-T5 1CT : 1CT RX+ 1 RXCT 2 RX- 3 1CT : 1CT 16 RD+ TD+ 16 10 TX+ 15 RDCT TCT 14 12 TCMT 14 RD1CT : 1CT TX+ 6 11 TD+ TX- 8 9 Line Side RD+ 1 TD- Chip Side RD- 2 RCT 3 1CT : 1CT RD- 3 TD- 8 RX+ 5 RCMT 6 RX- S558-5999-Z6 (Auto MDIX) 16 RX+ 1 1CT : 1CT 16 15 RXCT RDCT 2 TDCT 7 7 Line Side Chip Side S558-5999-Z5 TD+ 6 1CT : 1CT 10 TDCT TXCT 7 RD+ 1 11 TX- TD- 15 1CT : 1CT 14 RX- 2 11 TX+ CT 3 CT 6 10 TXCT 9 7 15 14 CT 11 CT 1CT : 1CT 10 TX- 8 ©2001 Bel Fuse Inc. 9 Specifications subject to change without notice. 01.01 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com L4-37 10/100BASE-T LAN MAGNETICS Extended Temperature Transformer Modules LM00412 MECHANICALS 0.500 [12.70] max S558-5999-T5 S558-5999-Z5 S558-5999-Z6 Suggested PCB Pad Layout 0.375 0.285 [9.53] [7.24] max max 0.425 [10.80] 0.050 [1.27] 0.018 ±0.002 [0.46 ±0.05] 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. S558-5999-U5 0.020 ±0.002 [0.51 ±0.05] 0.148 [3.76] ref 0.100 [2.54] 0.030 [0.76] 0.550 [13.97] 0.395 [10.03] 0.100 [2.54] 1.00 [25.40] max 0.215 [5.46] ref 0.070 [1.78] Suggested PCB Pad Layout 0.010 - 0.015 [0.25 - 0.38] 0.235 [5.97] max 0.700 [17.78] 0.004 [0.10] 0.500 [12.70] 0.035 [0.89] 0˚ - 4˚ 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. 01.01 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 L4-38