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 ?2005 bel fuse inc. specifications subject to change without notice. 05.05 tm01109 page 1 t1/e1 octal transformer modules schematic electrical specifications at 25 c S553-6500-A7 optimized for pmc-sierra pm4354 quad comet eight transformers in one surface-mount package two modules: S553-6500-A7 with eight transformers s553-6500-a8 with eight transformers and ic-side surge protection devices tight ratio tolerance assists impedance matching meets itu-t g.703 return loss from -40 to +85 c 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 ul 1950 approved: S553-6500-A7 file number e150991 s553-6500-a8 pending 1. inductance at 10 khz, leakage inductance at 1 mhz 2. terminated in 25.4 ? for tx and 18.2 ? for rx s553-6500-a8 1 2 3 38 1 : 2.42 16 5 8 9 12 13 14 15 1 txi+ 1 txi- 1 rxo+ 1 rxo- 2 txi+ 2 txi- 2 rxo+ 2 rxo- 3 txi+ 3 txi- 3 rxo+ 3 rxo- 4 txi+ 4 txi- 4 rxo+ 4 rxo- 31 30 36 35 33 32 21 29 26 25 27 28 1 txo+ 1 txo- 1 rxi+ 1 rxi- 2 txo+ 2 txo- 2 rxi+ 2 rxi- 3 txo+ 3 txo- 3 rxi+ 3 rxi- 4 txo+ 4 txo- 4 rxi+ 4 rxi- ic side line side 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 4 6 7 10 11 17 18 19 20 22 23 24 34 37 40 39 1 2 3 38 1 : 2.42 16 5 8 9 12 13 14 15 1 txi+ 1 txi- 1 rxo+ 1 rxo- 2 txi+ 2 txi- 2 rxo+ 2 rxo- 3 txi+ 3 txi- 3 rxo+ 3 rxo- 4 txi+ 4 txi- 4 rxo+ 4 rxo- 31 30 36 35 33 32 21 29 26 25 27 28 1 txo+ 1 txo- 1 rxi+ 1 rxi- 2 txo+ 2 txo- 2 rxi+ 2 rxi- 3 txo+ 3 txo- 3 rxi+ 3 rxi- 4 txo+ 4 txo- 4 rxi+ 4 rxi- ic side line side 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 1 : 2.42 4 6 7 10 11 17 18 19 20 22 23 24 34 37 40 39 3,4 gnd 3,4 3.3v 1,2 gnd 1,2 3.3v s u r g e p r o t e c t i o n d e v i c e s r e b m u n t r a p o i t a r s n r u t % 2 e n i l : c i y r a m i r p e c n a t c u d n i 1 n i m h e g a k a e l e c n a t c u d n i 1 x a m h r c d ? ? ? ? ? x a m g n i d n i w r e t n i e c n a t i c a p a c x a m f p z h k 2 0 1 t a s s o l n r u t e r 0 2 1 ? ? ? ? ? n o i t a c i l p p a 2 c 5 2 p y t b d c 5 8 + o t 0 4 - n i m b d x t x r e d i s c i e d i s c i e d i s c i e d i s e n i l x t x r x t x r 7 a - 0 0 5 6 - 3 5 5 s2 4 . 2 : 12 4 . 2 : 10 5 93 . 06 . 03 . 15 38 17 27 14 2 8 a - 0 0 5 6 - 3 5 5 s2 4 . 2 : 12 4 . 2 : 10 5 93 . 06 . 03 . 15 38 17 27 14 2
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 ?2005 bel fuse inc. specifications subject to change without notice. 05.05 tm01109 page 2 t1/e1 octal transformer modules 0.950 [24.13] 0.265 [6.73] ref 0.295 [7.49] max 0.035 [0.89] 0.005 [0.13] min 0?- 5? ?.005 [0.13] ?.015 [0.39] dimensions are in inches [millimeters]. standard dimension tolerance is ?.005 [0.13] unless otherwise noted. 0.600 [15.24] 0.004 [0.10] 0.950 [24.13] 0.212 [5.38] ref 0.225 [5.72] max 0.035 [0.89] 0.005 [0.13] min 0?- 5? ?.005 [0.13] ?.015 [0.39] 0.600 [15.24] 0.004 [0.10] mechanical S553-6500-A7 s553-6500-a8 tape and reel packaging 44 mm wide by 24 mm pitch; 13 inch od, 6 inch id 200 modules per reel, maximum meets ansi/eia 481-2 carrier tape standards - jedec so package S553-6500-A7 s553-6500-a8 s553-6500-a8 surge protection devices tvs diode array: semtech srda3.3-4 number of arrays: 4 0.480 [12.19] 0.070 [1.78] ref 1.100 [27.94] max 0.050 [1.27] 0.020 ?.002 [0.51 ?.05] 0.070 [1.78] 0.050 [1.27] 0.030 [0.77] 0.645 [16.38] suggested pcb pad layout note: surge protection provided by the bel module is equivalent to that advertised in the semtech srda3.3-4 product specification.
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