turns ratio ocl @ 10 khz, 0.1 v leakage inductance longitudinal part mounting application (1-4):(10-7) @ 100 khz, 0.1 v (max) balance number ( 2%) (1-4) with 2-3 shorted (1-4) with 2-3, 8-9, 10-7 shorted (10 khz - 1.1 mhz) B2136 tht adsl 1:1.1 1.75 mh 7.5 h 50 db min b2137 2 smt adsl 1:1.1 1.75 mh 7.5 h 50 db min b2168 2 smt adsl/isdn 1:1 100 h 4.0 h 46 db min b2188 tht adsl/isdn 1:1 100 h 4.0 h 46 db min adsl line transformers for analog devices ad20msp930 chipset mechanicals compatible with adsl and adsl over isdn central office applications excellent thd performance in a small footprint designed to meet ul1950 and en60950 supplementary insulation requirements for working voltages up to 250 vrms schematics weight . . . . . . . . . . . . . . . . . . . . . . . . . . 6.2 grams tape & reel . . . . . . . . . . . . . . . . . . . . . . 150/reel tray . . . . . . . . .60/tray (smt) . . . . . 65/tray (tht) b21xx b21xx unless otherwise specified, all tolerances are .010 0,25 dimensions: inches mm b955.a (10/03) for more information : performance warranty of products offered on this data sheet is limited to the parameters specified. data is subject to change w ithout notice. other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. printed on recycled paper. ?2003, pulse engineering, inc. part thd typical dc resistance ( ? - max) isolation voltage insertion loss 1 number (linearity) (vrms) (db @ 300 khz) B2136 -80 db @ 30 khz 1.5 (1-4) with (2-3) short 1.3 (10-7) with (8-9) short 1500 <0.5 b2137 2 -80 db @ 30 khz 1.5 (1-4) with (2-3) short 1.3 (10-7) with (8-9) short 1500 <0.5 b2168 2 -80 db @ 30 khz 1.0 (1-4) = (2-3) 1.0 (10-8) = (9-7) 1500 <0.5 b2188 -80 db @ 100 khz 1.0 (1-4) = (2-3) 1.0 (10-8) = (9-7) 1500 <0.5 1 frequencyresponse: 1.0 db max, from 30 khz to 1.1 mhz. 2 transformers are shipped in trays, unless tape & reel packaging is specified by adding the suffix ?t? to this part number (b2137 t ) additional specifications electrical specifications @ 25c ? operating temperature -40c to 85c united states (worldwide) 12220 world trade drive san diego, ca 92128 u.s.a. http://www.pulseeng.com tel: 858 674 8100 fax: 858 674 8262 united kingdom (northern europe) 1 & 2 huxley road the surrey research park guildford, surrey gu2 5re united kingdom tel: 44 1483 401700 fax: 44 1483 401701 france (southern europe) zone industrielle f-39270 orgelet france tel: 33 3 84 35 04 04 fax: 33 3 84 25 46 41 taiwan, r.o.c. (northern asia) 3f-4, no. 81, sec. 1 hsintai wu road hsi-chih, taipei hsien taiwan, r.o.c. tel: 886 2 2698 0228 fax: 886 2 2698 0948 singapore (southern asia) 150 kampong ampat #07-01/02 ka centre singapore 368324 tel: 65 6287 8998 fax: 65 6280 0080 hong kong (china/hong kong) 9/f, phase 2, tai sang shatin warehouse centre 6 wong chuk yeung street fotan, shatin, hong kong tel: 852 2788 6588 fax: 852 2776 1055 distributor
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