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| ISDN MAGNETICS U Interface Transformers * Water-soluable flux and total-immersion cleaning compatible Qualified per Bellcore TR-TSY-000357-1 * * * Compatible with various Lucent transceiver ICs UL and CSA approved TM9934 ELECTRICAL SPECIFICATIONS at 25 C DCR max Part Number Turns Ratio 2% Primary Inductance* mH min Leakage Inductance H max Pri Isolation Vrms min Sec 2754G2 1 : 2.5 12.0 25.6 2.50 12.20 1000 2754H2 1.0 : 1.5 77.0 172 5.60 13.55 1000 2754J2 1.0 : 1.5 77.0 172 7.35 13.65 1000 2754K2 1.0 : 1.5 77.0 172 7.40 17.40 1500 * Measured at 1 kHz, 0.1 Vac SCHEMATIC Compatible Transceiver ICs Part Number IC Mfr IC Part Number 2754G2 2754H2 2754J2 2754K2 5 2754G2 Lucent T7262 T7263 9 2754H2 T7234 T7237 T7256 T7264 6 CT 10 2754J2 Lucent 2754K2 1 Primary 7 Secondary (c)1999 Bel Fuse Inc. Specifications subject to change without notice. 11.99 Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com T320 ISDN MAGNETICS TM9934 U Interface Transformers MECHANICAL 10 9 8 7 6 2754G2 2754H2 2754J2 2754K2 0.800 [20.32] centers 1.08 [27.43] max 1 2 3 4 5 Terminal 1 index 1.03 [26.16] max 0.48 [12.19] max Terminals 0.023 sq. [0.584] 0.200 [5.08] Note: Unless otherwise specified, dimensions are nominal and in inches [millimeters]. 0.110 [2.79] (c)1999 Bel Fuse Inc. Specifications subject to change without notice. 11.99 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 T321 |
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