PART NUMBER TITLE TRANSFORMER, HDSL, 1178 Kbps, 16 mAdc 1000 PARKERS LAKE ROAD WAYZATA. MN 55391 (952) 475-1173 REV 1 31742 PAGE 1 END SPECIFICATIONS .560 MAX (14.22) TEMPERATURE CLASS 105° C 1. INDUCTANCE: @ 0.1Vrms, 10 kHz (1-4-2-5) = 1.9 to 2.1 mH .560 MAX (14.22) 1 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% 6 SCHOTT 31742 YYWW-X 2. LEAKAGE INDUCTANCE: @ 0.1Vrms, 100 kHz (1-4-2-5) with (9-7) shorted = 25 µH MAX 5 10 X= MFG LOCATION .500 MAX (12.70) .110 MIN (2.79) 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) .100 ±.010 (2.54±0.25) .400 ±.010 (10.16±0.25) 7. LONGITUDINAL BALANCE: 135 - 32 OHM, 40-300 kHz = 50 dB MIN .020 Sq. (0.51) 9 1 7 9. HARMONIC DISTORTION: 14 dBm, 40 kHz = 70 dB MAX 4 2 Designed and tested for use with Brooktree BT8921 & 8970 @ 1168 Kbps 5 8. RETURN LOSS: 135 OHM REF, 32 OHM LOAD, 40 - 300 kHz = 16 dB MIN inches (mm) 2 PLACE TOLERANCES UNLESSOTHERWISENOTED + - .02 ANGLE 3 PLACE + - .005 + - °