HIGH FREQUENCY MAGNECTICS Wideband Surface Mount Transformers TM01106 • Optimized for line interface applications • Operating Temperature Range -40° to +85° C • Minimum 1-dB bandwidth: S553-6500-B3 (100Ω : 156Ω): 0.1 - 10 MHz S553-6500-B4 (25Ω : 100Ω): 0.1 - 10 MHz • Meets IEC 695, 2-2 flammability requirements • PWB Process Capability: Standard Printed Wiring Board assembly techniques, total-immersion cleaning Minimum voltage-time (ET) product for Winding (1-8) of each transformer: 15 V-µs • Reliability testing: Shock, vibration, temperature cycling, temperature - humidity - bias Minimum interwinding breakdown voltage 1500 VDC • Solder: High Temperature, Lead-Free Sn 95% / Ag 3.8% / Cu 1.2% • • ELECTRICAL SPECIFICATIONS AT 25° C Inductance1 µH min Leakage Inductance2 µH max (1-8) (1-8) (1-8) (3-6) (4-5) Turns Ratio ±2% Part Number DCR Ω max Interwinding Capacitance3 pF max S553-6500-B3 (1-8) : (4-5) 1 : 1.25 715 0.4 0.5 - 0.6 25 S553-6500-B4 (1-8) : (3-6) : (4-5) 1:1:1 715 0.3 0.5 0.5 0.5 30 1. Measured at 100 kHz. 2. Measured at 100 kHz with all other windings shorted. 3. Measured at 100 kHz. For S553-650 B4, 6 and 4 are connected together. SCHEMATIC S553-6500-B3 S553-6500-B4 1:1:1 1 : 1.25 1 4 8 5 1 3 6 4 8 5 ©2002 Bel Fuse Inc. Specifications subject to change without notice. 01.02 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 MAGNECTICS Wideband Surface Mount Transformers TM01106 MECHANICAL S553-6500-B3 S553-6500-B4 SUGGESTED PCB PAD LAYOUT 0.100 [2.54] 0.410 [10.41] MAX 0.675 [17.15] 0.635 [16.13] 0.410 [10.41] MAX MAX 0.075 [1.91] 0.100 [2.54] 0.27 [6.86] MAX 0.020 ±0.002 [0.51 ±0.05] 0.015 MIN [0.38] 0 º-5 º 0.030 [0.76] 0.004 [0.10] 0.035 [0.89] 0.113 [2.86] Dimensions are in inches (millimeters). Standard dimension tolerance is ±0.005(0.13) uness otherwise noted. Tape and Reel Packaging 32 mm wide by 24mm pitch; 13 inch OD, 4 inch ID 350 transformers per reel, maximum Meets ANSI/EIA 481-2 Carrier Tape Standards-JEDEC SO Package ©2002 Bel Fuse Inc. Specifications subject to change without notice. 01.02 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 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