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HIGH FREQUENCY MAGNETICS DS3/E3/STS-1 Mini-Octal Transformer Module * Optimized for line transceivers operating at E3, DS3 or STS-1 rates: 34.368 Mb/s, 44.736 Mb/s, 51.84 Mb/s Eight transformers in a single surface mount package * * Miniature octal 32-pin platform provides 33% area reduction compared to standard octal package * * Meets ITU-T G.703 return loss from -40 to +85 C from 860 kHz to 51.55 MHz * * UL 1950 approved: file number E150991 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 * * * Operating temperature range -40 to +85C Meets IEC 695, 2-2 flammability requirements TM02133 ELECTRICAL SPECIFICATIONS at 25 C Turns Ratio 2% Part Number IC : Line TX S554-6500-20 1:1 RX 1:1 Primary Inductance at 100 kHz 25 C H min TX 80 RX 80 -40 C H min TX 40 RX 40 Leakage Inductance at 1 MHz H max TX 0.09 RX 0.09 Capacitance C w/w Return Loss at 1.72 MHz 75 Application1 25 C dB typ TX 25 RX 25 -40 to +85 C dB min TX 18 RX 18 pF max TX & RX 10 1. Terminated in 75 on IC side SCHEMATIC The module is symmetrical and either side can be connected to the IC or to the line. All transformers will support either TX or RX operation. IC Side 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 S554-6500-20 Line Side 1:1 32 31 1:1 30 29 1:1 28 27 1:1 26 25 1:1 24 23 1:1 22 21 1:1 20 19 1:1 18 17 (c)2002 Bel Fuse Inc. Specifications subject to change without notice. 04.02 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 TM02133 DS3/E3/STS-1 Mini-Octal Transformer Module MECHANICAL S554-6500-20 1.050 [26.67] max 0.050 [1.27] 0.425 0.300 [10.80] [7.62] max 0.050 [1.27] pitch 0.465 [11.81] 0.070 [1.78] 0.020 0.002 [0.51 0.05] 0.025 [0.64] R0.005 [R0.13] typ R0.005 [R0.13] typ 0.290 [7.37] max 0.004 0-5 0.750 [19.05] 0.010 [0.25] min 2X 0.035 [0.89] 2X 0.060 [1.52] Dimensions are in inches [millimeters]. Standard dimension tolerance is 0.005 [0.13] unless otherwise noted. Tape and Reel Packaging 44 mm wide by 16 mm pitch; 13 inch OD, 4 inch ID 400 modules per reel, maximum Meets ANSI/EIA 481-2 Carrier Tape Standards - JEDEC SO Package (c)2002 Bel Fuse Inc. Specifications subject to change without notice. 04.02 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 |
Price & Availability of S554-6500-20 |
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