31431

TITLE TRANSFORMER, ADSL CENTRAL OFFICE SCHOTT CORPORATION PART NUMBER 1000 PARKERS LAKE ROAD WAYZATA, MN 55391 31431 inches (mm) REV 2 1 END 12-16-98 PAGE SPECIFICATIONS TEMPERATURE CLASS 130°C 1. INDUCTANCE: @ 0.1Vrms, 10 KHz 1-3-2-4 = 853.2 TO 1042.8 µH 2. LEAKAGE INDUCTANCE: @ 0.1Vrms, 100 KHz 1-3-2-4 W/ 8-6-7-5 SHORTED = 10 µH MAX 3. IWC: @ 0.1Vrms, 100 KHz, 1-3-2-4 TO 8-6-7-5 = 25 pF MAX .810 MAX (20.57) 8 5 PINS: .024 SQ. (0.60) .810 MAX (20.57) 1 4. TURNS RATIO: 1-3 : 2-4 : 8-6 : 7-5 = 1.40 : 1.40 : 1 : 1 ± 2% 5. DC RESISTANCE: OHMS MAX 1-3, 2-4 = 0.60 8-6, 7-5 = 0.50 6. LONGITUDINAL BALANCE: @ 100 KHz , 100 OHM = -60 dB MIN 7. DIELECTRIC STRENGTH: 1500Vrms, 1 minute (1800 Vrms 1 second Schott production test) 1-2-3-4 TO 5-6-7-8 ALL WINDINGS TO CORE 8. HARMONIC DISTORTION: @ 100 KHz, 15 Vp-p, 100 OHM = -80 dB MIN 4 LABEL .420 MAX (10.67) .105 MIN (2.66) SCHOTT 31431 YYWW .200 (5.1) 1 .600 (15.24) 8 6 LINE 7 5 CHIP 3 2 4 TOLERANCES UNLESS OTHERWISE NOTED + - 2 PLACE .02 3 PLACE + - ANGLE + - .005 °