S553-6500-F2

HIGH FREQUENCY MAGNETICS T1/E1 Octal Transformer Module • • • Optimized for Intel LXT3108 eight channel device Eight transformers in one surface mount package Four transformers have center taps to facilitate line driver circuitry Meets ITU-T G.703 return loss from -40° to +85° C from 51 kHz to 3.072 MHz UL 1950 approved: file number E150991 • • • Operating temperature range -40° to +85°C Meets IEC 695, 2-2 flammability requirements PWB Process Capability: standard printed wiring board assembly techniques, total-immersion cleaning Reliability testing: Shock, vibration, temperature cycling, temperature - humidity - bias Interwinding breakdown voltage: 1500 Vrms min TM02128 • • • • ELECTRICAL SPECIFICATIONS at 25° C Turns Ratio ±2% Part Number IC : Line TX S553-6500-F2 1CT : 1 RX 1:1 mH min TX 1.8 RX 1.8 µH max TX 0.5 RX 0.5 TX 0.7 IC RX 0.7 TX 0.7 Line RX 0.7 35 Primary Inductance at 10 kHz Leakage Inductance at 1 MHz DCR Ω max Capacitance pF max SCHEMATIC S553-6500-F2 1 RXO+ 1 RXO1 TXI+ IC Side 1 2 3 1CT : 1 1:1 Line Side 40 1 RXI+ 39 1 RXI38 1 TXO+ 37 36 1 TXO1CT : 1 35 2 TXO+ 34 33 2 TXO1:1 32 2 RXI31 2 RXI1:1 30 3 RXI+ 29 3 RXI1CT : 1 28 3 TXO+ 27 1CT : 1 26 3 TXO25 4 TXO+ 24 23 4 TXO1:1 22 4 RXI+ 21 4 RXI- Return Loss at 102 kHz 120Ω Application1 25° C dB typ TX 31 RX 31 TX 19 -40 to +85° C dB min RX 19 1 TXICT 4 1 TXI2 TXI+ 5 6 1. Terminated in 120 Ω on IC side 2 TXICT 7 2 TXI8 2 RXO+ 9 2 RXO- 10 3 RXO+ 11 3 RXO- 12 3 TXI+ 13 3 TXICT 14 3 TXI4 TXI+ 15 16 4 TXICT 17 4 TXI18 4 RXO+ 19 4 RXO20 ©2002 Bel Fuse Inc. Specifications subject to change without notice. 02.02 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com page 1 HIGH FREQUENCY MAGNETICS TM02128 T1/E1 Octal Transformer Module MECHANICAL S553-6500-F2 0.070 [1.78] ref 1.100 [27.94] max 0.050 [1.27] 0.480 [12.19] 0.645 [16.38] 0.070 [1.78] R 0.015 [0.39] R 0.005 [0.13] 0.004 [0.10] 0.050 [1.27] 0.020 ±0.002 [0.51 ±0.05] 0.225 [5.72] max 0.030 [0.77] Suggested PCB Pad Layout 0.212 [5.38] ref 0.950 [24.13] 0.035 [0.89] 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. Tape and Reel Packaging 44 mm wide by 24 mm pitch; 13 inch OD, 6 inch ID 200 modules per reel, maximum Meets ANSI/EIA 481-2 Carrier Tape Standards - JEDEC SO Package ©2002 Bel Fuse Inc. Specifications subject to change without notice. 02.02 CORPORATE Bel Fuse Inc. 206 Van Vorst Street Jersey City, NJ 07302 Tel 201-432-0463 Fax 201-432-9542 www.belfuse.com FAR EAST 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 EUROPE 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 2