? coilcraft, inc. 2010 specifications subject to change without notice. please check our website for latest information. ? coilcraft, inc. 2010 document 222-1 document 222-1 revised 11/20/10 these transformers have been designed to provide optimum performance with the adsl chip sets from a variety of leading manufacturers. they feature a compact size, minimum dc resistance and very low leakage inductance. primary inductance is stable from -40c to +85c and the longitudinal balance is optimized for the best overall performance at the adsl transmission speed. most parts have been de- signed to meet ul 1950 requirements. for free evaluation samples or to discuss custom de- signs, please contact coilcraft. 1. all electrical specifications referenced to line side. 2. operating temperature range -40c to +85c. 3. electrical specifications at 25c. line side leakage part i nductance inductance dcr max (ohms) number style c hip set (mh) max (h) chip side line side as8426-a leaded alcatel dynamite mtk-20140 0.410 10% 6.5 0.130 (10-8), 0.095 (9-7) 0.200 (1-3, 2-4) as8446-a smt alcatel dynamite mtk-20140 0.410 10% 6.5 0.130 (10-8), 0.095 (9-7) 0.200 (1-3, 2-4) AS8696-B leaded alcatel dynamite mtk-20140 0.442 5% 5.0 0.375 (10-8), 0.310 (9-7) 0.425 (1-3, 2-4) as8697-b smt alcatel dynamite mtk-20140 0.442 5% 5.0 0.375 (10-8), 0.310 (9-7) 0.415 (1-3, 2-4) as8425-a leaded motorola mc145660/ms143462sk 3.96 5% 18 2.42 (10-6), 1.87 (9-7) 2.53 (1-4, 2-5) as8397-b smt motorola mc145660/ms143462sk 3.96 5% 18 2.42 (10-6), 1.87 (9-7) 2.53 (1-4, 2-5) as8578-a leaded ti tnetd4000r/3000r 1.5 5% 18 0.800 (1-4) 3.75 (10-7) as8579-a smt ti tnetd4000r/3000r 1.5 5% 18 0.800 (1-4) 3.75 (10-7) dielectric longitudinal thd part strength turns ratio capacitance balance @ 20 khz designed number (v) line:chip max (pf) min (db) typ (db) to meet as8426-a 3000 2:1 n/a 45 (30 khz - 1.1 mhz) -77 ul 1950 as8446-a 2300 2:1 n/a 45 (30 khz - 1.1 mhz) -77 ul 1950 AS8696-B 3000 1:1 n/a 45 (30 khz - 1.1 mhz) -84 ul 1950 as8697-b 2300 1:1 n/a 45 (30 khz - 1.1 mhz) -84 ul 1950 as8425-a 1875 1.2:1 n/a 40 (20 khz - 1.1 mhz) -92 ul 1950 as8397-b 1875 1.2:1 n/a 40 (20 khz - 1.1 mhz) -92 ul 1950 as8578-a 1875 1.42:1 35.0 40 (20 khz - 1.1 mhz) -85 ul 1950 as8579-a 1875 1.42:1 35.0 40 (20 khz - 1.1 mhz) -85 ul 1950 adsl transformers for alcatel, motorola and ti chip sets this product is not rohs-compliant. contact coilcraft for current status or possible alternatives.
? coilcraft, inc. 2010 specifications subject to change without notice. please check our website for latest information. ? coilcraft, inc. 2010 document 222-2 revised 11/20/10 document 222-2 adsl transformers for alcatel, motorola, ti schematics leaded transformers a max b max c max e f typ g typ 0.530 0.699 0.500 0.590 0.098 0.050 0.061 13,46 17,75 12,70 14,99 2,50 1,27 1,55 surface mount transformers as8426-a, as8446-a AS8696-B, as8697-b as8425-a, as8397-b as8578-a, as8579-a 4 5 6 7 1 2 10 9 line side chip side 2 1 9 10 4 3 7 8 line side chip side 7 7 4 4 10 10 1 1 line side line side chip side chip side recommended land pattern c b a b 10 10 1 1 5 5 6 6 10 1 5 6 a e f g d e ff h c g dot above pin1 recommended board layout a max b max c max d min e f typ g dia h dia 0.550 0.550 0.500 0.100 0.400 0.100 0.013 0.032 13,97 13,97 12,70 2,54 10,16 2,54 0,33 0,82 packaging 50 parts per tray packaging as8446-a, as8697-b, as8579-a: 100 parts per tray as8379-a: 175 per 13 reel. plastic tape: 32 mm wide, 0.5 mm thick, 28 mm pocket spacing, 12.93 mm pocket depth
|
