bel fuse inc. 198 van vorst street, jersey city, nj 07302 ? tel 201-432-0463 ? fax 201-432-9542 ? www.belfuse.com high frequency magnetics ?2000 bel fuse inc. specifications subject to change without notice. 09.00 tm00121 t1-47 t1/e1 through hole transformers electrical specifications at 25 c c i t n e c u l r e b m u n t r a p n o i t a c i l p p a e v i e c e r t i m s n a r t r e b m u n t r a p l e b r e b m u n t r a p l e b 8 8 2 7 t0 2 1 t p e c / 5 7 t p e c2 f a 5 4 7 22 a c 5 4 7 2 a 9 8 2 7 t1 s d2 f a 5 4 7 23 g 5 4 7 2 a 0 9 2 7 t 1 s d2 f a 5 4 7 22 j a 5 4 7 2 0 2 1 t p e c / 5 7 t p e c / 1 t2 f a 5 4 7 22 a c 5 4 7 2 0 3 6 7 t 1 s d3 g 5 4 7 23 g 5 4 7 2 1 . 5 7 t p e c2 j a 5 4 7 22 j a 5 4 7 2 0 2 1 t p e c / 2 . 5 7 t p e c2 a c 5 4 7 22 a c 5 4 7 2 8 8 6 7 t 1 . 5 7 t p e c2 j a 5 4 7 22 j a 5 4 7 2 0 2 1 t p e c / 2 . 5 7 t p e c2 a c 5 4 7 22 a c 5 4 7 2 9 8 6 7 t1 s d3 g 5 4 7 23 g 5 4 7 2 0 9 6 7 t 8 9 6 7 t 1 s d3 g 5 4 7 23 g 5 4 7 2 1 . 5 7 t p e c2 j a 5 4 7 22 j a 5 4 7 2 0 2 1 t p e c / 2 . 5 7 t p e c2 a c 5 4 7 22 a c 5 4 7 2 ? operates as a line-interface pulse transformer in ds1 and cept applications ? desiged for automatic machine placement into printed wiring boards ? only difference between the 2745AJ and 2745AJ2 is the terminal length ? only difference between the 2745ca and 2745ca2 is the terminal length 2745ca 2745ca2 3 1 4 5 6 primary secondary primary secondary 4 2 6 3 1 2745AJ 2745AJ2 schematics ? operating temperature range: -40 c to +85 c ? 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 r e b m u n t r a p o i t a r s n r u t % 2 y r a m i r p * e c n a t c u d n i n i m h m e g a k a e l e c n a t c u d n i m m m m m x a m h r c d w w w w w 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 g n i d n i w r e t n i n w o d k a e r b e g a t l o v n i m s m r v d e d l e i h s n o i s r e v c e s : i r p i r p c e s j a 5 4 7 2t c 7 0 . 1 : 10 . 18 . 00 5 . 00 0 . 1a / n0 5 8_ _ _ 2 j a 5 4 7 2t c 7 0 . 1 : 10 . 18 . 00 5 . 00 0 . 1a / n0 5 8_ _ _ a c 5 4 7 2t c 6 3 . 1 : 12 9 . 07 . 05 8 . 02 . 10 20 0 0 12 h 1 4 7 2 2 a c 5 4 7 2t c 6 3 . 1 : 12 9 . 07 . 05 8 . 02 . 10 20 0 0 12 h 1 4 7 2 c a v 1 . 0 , z h k 0 1 t a d e r u s a e m *
corporate bel fuse inc. 198 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 ?2000 bel fuse inc. specifications subject to change without notice. 09.00 tm00121 t1-48 high frequency magnetics t1/e1 through hole transformers mechanical 2745AJ2 2745ca2 2745AJ 2745ca 0.56 (14.22) max 0.46 (11.68) max terminal 1 identifier 0.023 (0.584) sq typ (phosphor bronze, solder coated) 0.35 (8.89) max 0.155 (3.94) 0.150 (3.81) 0.250 (6.35) 1 2 3 6 5 4 0.56 (14.22) max 0.46 (11.68) max terminal 1 identifier 0.023 (0.584) sq typ (phosphor bronze, solder coated) 0.35 (8.89) max 0.110 (2.79) 0.010 (0.25) 0.150 (3.81) 0.250 (6.35) 1 2 3 6 5 4 unless otherwise specified, dimensions are nominal and in inches (millimeters).
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