HDSL LINE TRANSFORMERS For use with Conexant chipsets Excellent THD performance Small footprint Designed to meet UL 1950 supplementary insulation requirements for working voltage up to 250 Vrms Electrical Specifications @ 25°C â Operating Temperature -40°C to +85°C Part Number Mount. Matched to Conexant's Chipset No. B1017 B10591 B1018 B10281 B1020A B1040A1 B1075 B10771 THT SMT THT SMT THT SMT THT SMT BT8921/BT8970 BT8921/BT8970 BT8921/BT8970 BT8921/BT8970 RS8973 RS8973 RS8973 RS8973 Application 784 Kpbs 784 Kpbs 1168 Kpbs 1168 Kpbs 272 to 2320 Kpbs 272 to 2320 Kpbs 272 to 2320 Kpbs 272 to 2320 Kpbs Turns Ratio Inductance - Line Side Leakage Inductance - Line Side Line - Chip @ 10 kHz, 100 mV @100 kHz (±2%) (1-5) with (2-4) shorted (1-5) with (2-4) and (7-9) shorted 3.0 mH ±6% 15 µH MAX @ 0.02 Vrms 2CS:1 3.0 mH ±10% 15 µH MAX @ 0.02 Vrms 2CS:1 2.0 mH ±10% 13 µH MAX @ 0.10 Vrms 2CS:1CT 2.0 mH ±6% 11 µH MAX @ 0.10 Vrms 2CS:1CT 2.0 mH ±6% 6.5 µH MAX @ 0.02 Vrms 2CS:1 2.0 mH ±10% 6.5 µH MAX @ 0.02 Vrms 2CS:1 2.0 mH ±6% 8 µH MAX @ 0.02 Vrms 2CS:1CT 2.0 mH ±8% 8 µH MAX @ 0.02 Vrms 2CS:1CT DC Resistance Line Side Chip Side (1-4) = (2-5) (7-9) £ 1.25 W £ 1.00 W £ 1.25 W £ 1.00 W £ 1.25 W £ 1.00 W £ 1.20 W £ 1.00 W £ 2.00 W £ 1.10 W £ 1.60 W £ 1.05 W £ 2.00 W £ 0.70 W £ 2.00 W £ 0.70 W Additional Electrical Specifications Part Number B1017 B1059 B1018 B1028 B1020A B1040A B1075 B1077 Longitudinal Balance (dB) £ -53 (40 kHz to 200 kHz) £ -53 (40 kHz to 200 kHz) £ -53 (30 kHz to 300 kHz) £ -50 (40 kHz to 300 kHz) £ -50 (30 kHz to 300 kHz) £ -50 (30 kHz to 420 kHz) £ -50 (30 kHz to 300 kHz) £ -50 (30 kHz to 300 kHz) THD @ 135 W (dB) £ -70 (10 kHz, 5.0 Vrms) £ -70 (10 kHz, 5.0 Vrms) £ -70 (40 kHz, 1.85 Vrms) £ -70 (20 kHz, 4.5 Vrms) £ -70 (10 kHz, 5.0 Vrms) £ -70 (10 kHz, 5.0 Vrms) £ -70 (10 kHz, 5.0 Vrms) £ -70 (10 kHz, 5.0 Vrms) Insertion Loss @ 135 W (dB) £ 0.40 (26 kHz to 200 kHz) £ 0.40 (26 kHz to 200 kHz) £ 0.50 (40 kHz) (Data not available) £ 0.65 (30 kHz to 580 kHz) £ 0.60 (30 kHz to 580 kHz) £ 0.50 (30 kHz to 580 kHz) £ 0.60 (30 kHz to 580 kHz) Return Loss @ 135 W (dB) ³ 19 (40 kHz to 200 kHz) ³ 19 (40 kHz to 200 kHz) ³ 16 (40 kHz to 300 kHz) ³ 16.5 (40 kHz to 300 kHz) ³ 16 (40 kHz to 300 kHz) ³ 16 (40 kHz to 300 kHz) ³ 16 (40 kHz to 300 kHz) ³ 16 (40 kHz to 300 kHz) Isolation Voltage (Vrms @ 60 sec) 1500 1500 1500 1500 1500 1500 1500 1500 1 Transformers are shipped in trays unless Tape & Reel packaging is specified by adding the suffix âTâ to the part number (i.e. B1028T) DCR on the chip side of part numbers B1075 and B10778 is given for (7-8) = (8-9) 2 Mechanicals B10XX (THT) B10XX (SMT) B10XX Date Code Country of Mfg. Weight . . . . .6.2 grams Tray . . . . . . . . .60/tray .500 12,70MAX 10 X .018 0,46 .173 ± .015 4,39 ± 0,38 .394 10,00 .550 13,97MAX .530 13,46 MAX Schematics 10 X .028 ± .002 0,71 ± 0,05 .695 17,65 MAX B10XX .605 15,37 .098 2,50 Date Code Country of Mfg. .394 10,00 MAX For More Information : .394 10,00 10 X .051 ± .002 1,30 ± 0,05 .516 13,11MAX .098 2,50 .394 10,00 .547 13,89MAX B1017, B1020A, B1040A & B1059 1 .100 2,54 Line 9 4 2 7 5 .098 2,50 Chip 2:1 B1018, B1028, B1075 & B1077 1 9 .004 MIN 0,10 4 8 Chip Line .005/0,13 2 .031 ± .006 10 SURFACES 10 X 0,79 ± 0,15 7 5 2:1 Unless otherwise specified, all tolerances are ± .010 .485 12,32 MAX 10 X 0° Â 8° Dimensions: Inches mm 0,25 UNITED STATES (Worldwide) UNITED KINGDOM (Northern Europe) FRANCE (Southern Europe) SINGAPORE (Southern Asia) TAIWAN, R.O.C. (Northern Asia) HONG KONG (China/Hong Kong) 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 41 150 Kampong Ampat #07-01/02 KA Centre Singapore 368324 TEL: 65 287 8998 FAX: 65 280 0080 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 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. B978.A (3/02)