temperature class 105 c 1. inductance: @ 0.1vrms, 10 khz (1-4-2-5) = 1.9 to 2.1 mh 2. leakage inductance: @ 0.1vrms, 100 khz (1-4-2-5) with (9-7) shorted = 25 h max 3. iwc: @ 0.1vrms, 100 khz, (1-4-2-5) to (9-7) = 115 pf max 4. turns rato: (1-4) : (2-5) : (9-7) = 1 : 1 : 1 2% 5. dc resistance: ohms (1-4-2-5) = 2.5 max (9-7) = 1.0 max 6. dielectric strength: 1500 vac (1-4-2-5) to (9-7) 7. longitudinal balance: 135 - 32 ohm, 40-300 khz = 50 db min 8. return loss: 135 ohm ref, 32 ohm load, 40 - 300 khz = 16 db min 9. harmonic distortion: 14 dbm, 40 khz = 70 db max designed and tested for use with brooktree bt8921 & 8970 @ 1168 kbps transformer, hdsl, 1178 kbps, 16 madc .005 .02 angle 3 place 2 place unless otherwise noted tolerances 31742 1 1 end page rev part number + - + - + - title specifications 9 7 1 4 5 2 inches (mm) 1 5 6 10 schott 31742 yyww-x .560 max (14.22) .560 max (14.22) .500 max (12.70) .110 min (2.79) .100 .010 (2.540.25) .400 .010 (10.160.25) .020 sq. (0.51) x= mfg location 1000 parkers lake road wayzata. mn 55391 (952) 475-1173
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