ADSL LINE TRANSFORMERS For Centillium’s CopperFlite™ 8-Port CO Chipsets Matched to Centillium’s CopperFlite™ CT-L53SC08, CT-L63SC08, and CT-L73SC08 chipsets Excellent THD performance in a small footprint Designed to meet UL 1950 and EN 60950 supplementary insulation requirements for working voltages up to 250 Vrms Electrical Specifications @ 25°C — Operating Temperature -40°C to +85°C Part Number BX2347 BX23481 BX23491 BX2380 ADSL CO Termination Turns Ratio (Chip:Line) (±2%) Active 1CS:1CS Passive 1CS:1.8CS Used with SELP feature (Single Ended Line Probing) Active Termination Only 1CS:1CS Mounting THT SMT SMT THT B24201 SMT Inductance (@ 100 mV) Leakage Inductance (@ 100 kHz, 0.1 Vrms) 850 µH ±7% @ 30 kHz (1-4) with (2-3) shorted 5.5 µH MAX (1-4) with (2-3), (7-10) and (8-9) shorted 6 mH ±8% @ 10 kHz (1-5) with (2-4) shorted 18.0 µH MAX – (1-5) with (2-4), (7-10), and (6-9) shorted Additional Specifications Part Number BX2347 BX23481 BX23491 BX2380 B24201 THD (dB @ 100 W) Longitudinal Balance (dB) £-80 (@40 kHz, 2.5 Vrms) £-50 (@10 kHz, 1.1 Vrms) £-80 (@25 kHz, 3.5 Vrms) £-60 (@100 kHz) Isolation Voltage DC Resistance £1.40 W (1-4) with (2-3) shorted £1.30 W (1-4) with (2-3) shorted £3.5 W (1-5) with (2-4) shorted £1.40 W (7-10) with (8-9) shorted £0.75 W (7-10) with (8-9) shorted £3.5 W (6-10) with (7-9) shorted 1500 Vrms (60 sec) 1 Transformers are shipped in tubes unless tape and reel is specified. Please add the suffix “T” (i.e. BX2348T) for tape and reel orders. Mechanicals BX2348/BX2349/B2420 BX2347/BX2380 BX2347/BX2380 Date Code Country of Mfg. 10 X .028 ± .002 0,71 ± 0,05 .695 17,65 MAX .525 13,34 MAX BX234X/B2420 Date Code Country of Mfg. .500 12,70MAX 10 X .020 0,51 .120 ± .015 3,05 ± 0,38 .394 10,00 .550 13,97MAX .605 15,37 .100 2,54 .098 2,50 .394 10,00 MAX 10 X .051 ± .002 1,30 ± 0,05 .555 14,10MAX .485 12,32 MAX .098 2,50 .394 10,00 .547 13,89MAX BX2347/BX2380 BX23XX/B2420 Weight ......................6.2 grams .............6.2 grams Tape & Reel .......................N/A ................150/reel Tray/Tube ......................65/tray ..................60/tray Dimensions: Inches mm Unless otherwise specified, all tolerances are ± .010 0,25 For More Information : .394 10,00 .475 12,07 MAX .005/0,13 10 SURFACES Schematics 1 BX23XX Chip 3 2 4 10 1 8 Line 9 4 2 7 5 B2420 10 7 9 1:1 UNITED STATES (Worldwide) UNITED KINGDOM (Northern Europe) FRANCE SINGAPORE (Southern Europe) (Southern Asia) TAIWAN, R.O.C. (Northern Asia) HONG KONG (Great China) 12220 World Trade Drive San Diego, CA 92128 U.S.A. http://www.pulseeng.com TEL: 858 674 8100 FAX: 858 674 8262 1 & 2 Huxley Road The Surrey Research Park Guildford, Surrey GU2 5RE United Kingdom TEL: 44 1483 401700 FAX: 44 1483 401701 Zone Industrielle F-39270 Orgelet France TEL: 33 3 84 35 04 04 FAX: 33 3 84 25 46 41 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 19/F, China United Plaza 1008 Tai Nan West Street Cheung Sha Wan, Kowloon Hong Kong, China TEL: 852 2788 6588 FAX: 852 2776 1055 150 Kampong Ampat #07-01/02 KA Centre Singapore 368324 TEL: 65 287 8998 FAX: 65 280 0080 .098 2,50 6 DISTRIBUTOR Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. Printed on recycled paper. ©2002, Pulse Engineering, Inc. PRELIMINARY B994.P (2/02)