HIGH FREQUENCY MAGNETICS T1/E1 Mini-Octal Transformer Module TM01107 • Optimized for paralleled receive line inputs • Operating temperature range: -40° to +85°C • Eight transformers in a single surface-mount package • Meets IEC 695, 202 flammability requirements • Mini-octal 32-pin platform provides 33% area reduction compared to standard octal package • PWB Process Capability: standard printed wiring board assembly techniques, total-immersion cleaning • Tight ratio tolerance assists impedance matching • Reliability testing: Shock, vibration, temperature cycling, temperature - humidity - bias • RXI meets ITU-T G.703 return loss requirements when RXO is terminated in 102Ω • Interwinding breakdown voltage: 1500 Vrms min ELECTRICAL SPECIFICATIONS at 25° C Turns Ratio ±2% Inductance1 mH min Leakage Inductance1 µH max Interwinding Capacitance pF Max Part Number S553-6500-C1 DCR Ω max TXI:TXO RXI:RXO TXI RXI TXI RXI TX RX TXI TXO RXI RXO 1 : 1.67 1:1 0.3 2.0 0.3 0.5 20 35 0.3 0.5 0.6 0.6 1. 100 kHz, 0.1 Vrms SCHEMATIC S553-6500-C1 Line Side 1 TXO + 1 1 TXO 1 RXI + 2 3 1 RXI - 4 2 TXO + 5 2 TXO 2 RXI + 6 7 IC Side 1.67 : 1 1:1 1.67 : 1 32 TXI + 1 31 TXI - 1 30 RXO + 1 29 RXO - 1 28 TXI + 2 27 TXI - 1:1 2 26 RXO + 2 2 RXI - 8 3 TXO + 9 1.67 : 1 25 RXO - 2 24 TXI + 3 3 TX0 - 10 3 RX1 + 11 1:1 23 TXI - 3 22 RXO + 3 3 RXI - 12 4 TXO + 13 1.67 : 1 4 TXO - 14 4 RXI + 15 1:1 4 RXI - 16 21 RXO - 3 20 TXI + 4 19 TXI - 4 18 RXO + 4 17 RXO - 4 ©2001 Bel Fuse Inc. Specifications subject to change without notice. 05.01 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 T1/E1 Mini-Octal Transformer Module TM01107 MECHANICAL S553-6500-C1 1.050 (26.67) MAX 0.050 (1.27) 0.425 0.300 (10.80) (7.62) MAX 0.465 (11.81) 0.070 (1.78) 0.050 (1.27) PITCH 0.020 ±0.002 (0.51 ±0.05) 0.025 (0.64) 0.290 (7.37) MAX R0.005 (R0.13) TYP R0.005 (R0.13) TYP 0˚-5˚ 0.004 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 ©2001 Bel Fuse Inc. Specifications subject to change without notice. 05.01 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