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| HIGH FREQUENCY MAGNETICS T1/E1 Single Through Hole Shielded Transformer TM9915 * * * Designed to operate at the DS1 rate of 1.544 Mbps Shielded transformer reduces EMI * Compatible with water-soluble flux and total-immersion cleaning Meets IEC-695, 2-2 flammability requirements Minimum interwinding breakdown voltage of 1000 Vrms * Qualified per Bellcore TR-TSY-000357-1 * ELECTRICAL SPECIFICATIONS at 25 C DCR max Turns Ratio 2% Part Number Pri : Sec Primary Inductance* mH min Leakage Inductance H max Pri Interwinding Capacitance pF max Sec 5 with terminal 2 grounded Non-Shielded Version 2745AK2 1 : 1.14 CT 1.25 2.0 0.87 0.78 2745G3 * Measured at 10 kHz, 0.1 Vac SCHEMATIC 2745AK2 S 3 4 5 1 2 Primary Secondary 6 (c)1999 Bel Fuse Inc. Specifications subject to change without notice. 06.99 Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com T128 HIGH FREQUENCY MAGNETICS TM9915 T1/E1 Single Through Hole Shielded Transformer MECHANICAL 2745AK2 0.56 [14.22] 0.35 [8.89] max 0.110 [2.79] 0.150 [3.81] Centers 0.023 [0.584] Sq typ (Phosphor bronze, solder-coated) Terminal 1 ID 4 5 6 0.46 0.250 [11.68] [6.35] max 3 2 1 Note: Unless otherwise specified, dimensions are nominal and in inches [millimeters]. (c)1999 Bel Fuse Inc. Specifications subject to change without notice. 06.99 CORPORATE Bel Fuse Inc. 198 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 F23, Preston Lancashire, PR1 8UD, U.K. Tel 44-1772-556601 Fax 44-1772-888366 www.belfuse.com T129 |
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