VOICE OVER IP MAGNETICS Broadband Transformers LM00200 • Support 10 Mbps and 100 Mbps VoIP applications • Designed to meet 350mA balanced DC line current • Compliant with IEEE 802.3 standards • 350µH OCL with 8mA bias applied from 0° to 70° C • Minimum interwinding breakdown voltage of 1500 Vrms ELECTRICAL SPECIFICATIONS AT 25° C Turns Ratio ±3% Primary Inductance µH min Part Number Leakage Inductance µH max TXIN : TXO RXIN : RXO S558-5500-02 1CT : 1CT 1CT : 1CT 350 0.25 S558-5500-04 1CT : 1CT 1CT : 1CT 350 S558-5500-12 1CT : 1CT 1CT : 1CT S558-5500-16 1CT : 1CT 1CT : 1CT Part Number Insertion Loss dB min DCR Ω max Interwinding Capacitance pF max TXIN TXO RXIN RXO 25 1.0 1.0 1.0 1.0 0.25 25 1.0 1.0 1.0 1.0 350 0.25 25 1.0 1.0 1.0 1.0 350 0.25 40 1.0 1.4 1.0 1.4 Return Loss dB min Common to Differential Mode Rejection dB min Crosstalk dB min Common to Common Mode Rejection dB min 100kHz to 100MHz 2MHz to 30MHz 60MHZ to 80MHz 1MHz 30MHz 60MHz 100MHz S558-5500-02 -1.5 -16 -10 -65 -60 -50 -45 -45 -45 S558-5500-04 -1.5 -16 -10 -65 -60 -50 -45 -45 -45 S558-5500-12 -1.5 -16 -10 -65 -60 -50 -45 -45 -45 S558-5500-16 -1.5 -16 -10 -65 -60 -50 -45 -45 -45 ©2004 Bel Fuse Inc. 100kHz to 100MHz Specifications subject to change without notice. 01.04 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com page 1 VOICE OVER IP MAGNETICS Broadband Transformers LM00200 SCHEMATIC S558-5500-02 S558-5500-04 1 RD1 2 3 4 TD1 5 6 7 TD2 8 9 10 RD2 11 12 1CT : 1CT 1CT : 1CT 1CT : 1CT 1CT : 1CT 24 23 RX1 22 21 20 TX1 19 18 17 TX2 16 15 14 RX2 13 S558-5500-12 1 RD1 2 3 4 TD1 5 6 7 TD2 8 9 10 RD2 11 12 ©2004 Bel Fuse Inc. 1CT : 1CT 1CT : 1CT 1CT : 1CT 1CT : 1CT 24 23 RX1 22 21 20 TX1 19 18 17 TX2 16 15 14 RX2 13 Specifications subject to change without notice. 01.04 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com page 2 VOICE OVER IP MAGNETICS Broadband Transformers LM00200 SCHEMATIC S558-5500-16 1 2 3 4 5 6 7 8 9 1CT : 1CT 24 23 22 1CT : 1CT 21 20 19 1CT : 1CT 18 17 16 1CT : 1CT 10 11 12 15 14 13 MECHANICAL 0.542 [13.77] max S558-5500-02 0.040 [1.02] 0.645 [16.38] 0.600 0.480 [15.24] [12.19] 0.050 [1.27] 0.016 ±0.002 [0.41 ±0.05] 0.024 [0.61] 0.040 [1.02] typ 0.070 [1.78] R0.005 [R0.13] R0.005 [R0.13] Suggested PCB Pad Layout 0.010 [0.25] min 0.250 [6.35] max 0˚- 5˚ 0.004 [0.10] 0.440 [11.18] 2 x 0.060 2 x 0.035 Dimensions are in inches [millimeters]. Standard dimension tolerance is ±0.005 [0.13] unless otherwise noted. ©2004 Bel Fuse Inc. Specifications subject to change without notice. 01.04 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com page 3 VOICE OVER IP MAGNETICS Broadband Transformers LM00200 MECHANICAL S558-5500-04 S558-5500-12 S558-5500-16 Suggested PCB Pad Layout 0.039 [0.99] 0.522 [13.26] max 0.74 [18.80] 0.800 [20.32] 0.60 [15.24] 0.090 [2.29] R0.005 [R0.13] 0.039 [0.99] typ 0.046 [1.17] 0.016 ±0.002 [0.41 ±0.05] R0.005 [R0.13] 0.025 [0.64] 0.010 [0.25] min 0.25 [6.35] max 0˚- 5˚ 0.004 [0.10] 0.429 [10.90] 2X 0.070 [1.78] 2X 0.045 [1.14] Dimensions are in inches [millimeters]. Standard dimension tolerance is ±0.005 [0.13] unless otherwise noted. ©2004 Bel Fuse Inc. Specifications subject to change without notice. 01.04 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 page 4