Quad ISDN U Interface Hybrid APC13120C FEATURES • Designed for Motorola Quad U interface MC145572 transceiver IC • Designed to meet ANSI TI.601 test loops 1- 15 • “C” denotes unboxed, device is conformally coated with polyurethane ELECTRICAL SPECIFICATIONS@25°C Turns Ratio ±5% Choke Primary Inductance mH min Leakage Inductance mH min Primary DCR Secondary DCR Ω ±20% Ω ±20% Inductance per Line mH nom DCR per Line 26.5 70 27 13.5 0.04 0.5 1 : 0.625 :0.625 Ω MECHANICAL 1.772 [45.00] 2.323 [59.00] 0.315 [8.00] 0.591 [15.00] Pin 1 18 0.591 [15.00] 1.299 [33.00] 1.787 [45.40] 19 1.700 [43.18] 35 0.100 [2.54] pitch in 33 places 0.425 [10.80] max skyline 0.126 [3.20] TOLERANCE ±0.002 [0.05] UNLESS OTHERWISE STATED. ALL DIMENSIONS IN INCHES [MM]. ©2004 Bel Fuse Inc. Specifications subject to change without notice. 02.02.04 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel 201-432-0463 • Fax 201-432-9542 • www.belfuse.com Page 1 Quad ISDN U Interface Hybrid APC13120C SCHEMATIC SAFETY NOTE: THE CIRCUIT ON THE IC SIDE OF THE TRANSFORMER IS A SELV CIRCUIT AND THE CIRCUIT ON THE LINE SIDE OF THE TRANSFORMER IS A TNV CIRCUIT. CIRCUITRY .DESIGNATED AS SELV SHALL ONLY BE CONNECTED TO OTHER SELV CIRCUITS (UNDER NORMAL AND SINGLE FAULT CONDITIONS) IN END INSTALLATION. DO NOT PLACE HYBRID AGAINST ANY OTHER COMPONENT PARTS ATTAINING EXCESSIVE TEMPERATURES. ©2004 Bel Fuse Inc. Specifications subject to change without notice. 02.02.04 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 Stewart Connector 45/46 Riverside Medway City Estate Rochester, Kent ME2 4DP U.K. Tel 44-1634-722890 Fax 44-1634-716677 www.belfuse.com Page 2