bel fuse inc. 206 van vorst street, jersey city, nj 07302 ? tel 201-432-0463 fax 201-432-9542 www.belfuse.com high frequency magnetics ?2002 bel fuse inc. specifications subject to change without notice. 05.02 tm02135 page 1 ds3/e3/sts-1 quad transformer schematic electrical specifications at 25 c 1. terminated in 75 ? on ic side S554-6500-29 optimized for line transceivers operating at e3, ds3 or sts-1 rates: 34.368 mb/s, 44.736 mb/s, 51.84 mb/s transmit and receive transformers in one surface mount package meets itu-t g.703 return loss from -40 to +85 c from 860 khz to 51.55 mhz ul 1950 approved: file number e150991 operating temperature range -40 to +85c meets iec 695, 2-2 flammability requirements pwb process capability: standard printed wiring board assembly techniques, total-immersion cleaning reliability testing: shock, vibration, temperature cycling, temperature - humidity - bias interwinding breakdown voltage: 1500 vrms min the module is symmetrical and either side can be connected to the ic or to the line. all transformers will support either tx or rx operation. r e b m u n t r a p o i t a r s n r u t % 2 e c n a t c u d n i y r a m i r p z h k 0 0 1 t a e g a k a e l e c n a t c u d n i z h m 1 t a e c n a t i c a p a c w / w c z h m 2 7 . 1 t a s s o l n r u t e r 5 7 ? ? ? ? ? n o i t a c i l p p a 1 e n i l : c i c 5 2 n i m h c 0 4 - n i m h x a m h x a m f p c 5 2 p y t b d c 5 8 + o t 0 4 - n i m b d x t x r x t x r x t x r x t x r x r & x t x t x r x t x r 9 2 - 0 0 5 6 - 4 5 5 s1 : 11 : 10 80 80 40 49 0 . 09 0 . 00 15 25 28 18 1 1 1 : 1 5 8 15 14 16 13 10 11 12 ic side line side 1 : 1 1 : 1 1 : 1 4 6 7 2 3 9
corporate bel fuse inc. 206 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 g7, preston lancashire, pr1 8ud, u.k. tel 44-1772-556601 fax 44-1772-888366 www.belfuse.com high frequency magnetics ?2002 bel fuse inc. specifications subject to change without notice. 05.02 tm02135 page 2 ds3/e3/sts-1 quad transformer mechanical tape and reel packaging 24 mm wide by 12 mm pitch; 13 inch od, 4 inch id 750 modules per reel, maximum meets ansi/eia 481-2 carrier tape standards - jedec so package S554-6500-29 0.485 [12.32] max 0.375 [9.52] max 0.285 [7.24] max 0.018 ?.002 [0.46 ?.05] 0.225 [5.72] max 0.050 [1.27] 0.003 [0.08] min 0.350 ?.010 [8.89 ?.25] 0.008 - 0.012 [0.20 - 0.30] 0.035 [0.89] 6? nom 0.025 [0.64] 0.070 [1.78] 0.050 [1.27] 0.425 [10.80] suggested pcb pad layout dimensions are in inches [millimeters]. standard dimension tolerance is ?.005 [0.13] unless otherwise noted. 0.004 [0.10]
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