TITLE TRANSFORMER, ADSL CENTRAL OFFICE SCHOTT CORPORATION PART NUMBER 1000 PARKERS LAKE ROAD WAYZATA, MN 55391 REV 3 1 END inches (mm) SPECIFICATIONS TEMP CLASS 130°C .560 MAX (14.22) 1. INDUCTANCE: @ 0.1 Vrms, 10 KHz, 1-3-2-4 = 900.6 TO 995.4 µH 2. LEAKAGE INDUCTANCE: @ 0.1 Vrms, 100 KHz 1-3-2-4 W/ 10-8-9-7 SHORTED = 10 µH MAX 31642 PAGE .063 (1.60) 6 10 SCHOTT 31642 YYWW .560 MAX (14.22) REF PWB LAYOUT 3. IWC: 1-3-2-4 TO 10-8-9-7 @ 100 KHz, 0.1Vrms = 25 pF MAX 1 .035 (0.89) .100 (2.54) .71 (18.03) 5 4. TURNS RATIO: 10-8 : 9-7 : 1-3 : 2-4 = 1:1:1.40:1.40 ± 2% 5. DC RESISTANCE: OHMS 1-3, 2-4 = 0.90 MAX 10-8, 9-7 = 0.70 MAX 6. LONGITUDINAL BALANCE: @ 100 KHz, 10-8-9-7, 100 OHM INPUT = 60 dB MIN @100KHz,1-3-2-4, 196 OHM INPUT = 60 dB MIN 7. DIELECTRIC STRENGTH: 1500 Vac, 1 minute (1800 Vac, 1 second Schott production test) 1-3-2-4 TO 10-8-9-7 ALL WINDINGS TO CORE 8. HARMONIC DISTORTION: @ 100 KHz, 10-8-9-7, 100 OHM INPUT 15V p-p = -80 dB MAX @ 100 KHz, 1-3-2-4, 196 OHM INPUT, 15V p-p = -80 dB MAX .475 MAX (12.07) .606 (15.39) .680±.010 (17.27) .100 (2.54) PINS: .016 X .028 (0.40 X 0.70) NOTE: COPLANARITY OF ±.004 ACROSS ALL LEADS CHIP 1 10 3 2 8 9 4 7 TOLERANCES UNLESS OTHERWISE NOTED 2 PLACE + - .02 LINE 3 PLACE + - .010 ANGLE + - °