ADSL LINE TRANSFORMERS Recommended by Analog Devices for use with their AD20msp910/AD20msp918 ADSL Chipsets Excellent THD performance in a small footprint Approved to UL1950 and EN60950 supplementary insulation requirements for working voltages up to 250 Vrms Electrical Specifications @ 25°C — Operating Temperature -40°C to 85°C Part Number Mounting Turns Ratio (± 2%) B2031 B2032 THT SMT 1:1 1:1 OCL @ 10 KHz, 0.1 V (mH ± 10%) (1-4) with 2-3 shorted (10-7) with 8-9 shorted 5.0 5.0 Leakage Inductance @ 100 KHz, 0.1 V (MAX) (1-4) with 2-3, 8-9, 10-7 shorted Longitudinal Balance (25 KHz - 1.1 MHz) 18.0 µH 18.0 µH 40 dB MIN 40 dB MIN 5.0 5.0 Additional Specifications 1 Part Number THD (Linearity) Load Resistance (W) DC Resistance (1-4), (10-7) Isolation Voltage (Vrms) B2031 B2032 -80 dB @ 30 KHz -60 dB @ 300 KHz 100 100 3 W MAX 3 W MAX 1500 1500 Insertion Loss 1 (dB @ 100 KHz) <0.5 <0.5 FrequencyResponse: ± 1.0 dB MAX, from 30 KHz to 1.1 MHz. Mechanicals B2031 B2032 10 X .028 ± .002 0,71 ± 0,05 .695 17,65 MAX .605 15,37 .100 2,54 B2031 Date Code Country of Origin .530 13,46 MAX .526 13,36 MAX B2032 Date Code Country of Origin .020 0,51 .394 10,00 .535 13,59MAX .394 10,00 MAX .394 10,00 10 X .051 ± .002 1,30 ± 0,05 .516 13,11MAX .485 12,32 MAX .185 4,70MAX 10 X .098 2,50 .098 2,50 .394 10,00 .547 13,89MAX .098 2,50 .475 12,07 MAX .005/0,13 10 SURFACES Schematic Weight . . . . . . . . . . . . . .6.2 grams Tray . . . . . . . . . . . . . . . . . .60/tray Dimensions: Inches Unless otherwise specified, all tolerances are ± .010 mm 0,25 1 10 3 2 8 9 4 7 Corporate Europe Asia 12220 World Trade Drive San Diego, CA 92128 Tel: 619 674 8100 FAX: 619 674 8262 http://www.pulseeng.com Quick-Facts: 619 674 9672 1 & 2 Huxley Road The Surrey Research Park Guildford, Surrey GU2 5RE United Kingdom Tel: 44 1483 401700 FAX: 44 1483 401701 150 Kampong Ampat #07-01/02 KA Centre Singapore 368324 Tel: 65 287 8998 FAX: 65 280 0080 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. ©1998, Pulse Engineering, Inc. PRELIMINARY B906.P (11/98)