TITLE TRANSFORMER, ADSL, CO 37816 PN AGENCY APPROVAL: UL #145198 8 .080 (2.03) 5 4 SCHOTT 37816 YYWW .420 MAX (10.67) OF REF: PWB PATTERN SPECIFICATIONS: TEMP CLASS 105°C Designed to meet UL1950/IEC-950 requirements Working Voltage 250 VRMS, Supplementary Insulation 2 SH .510 MAX (12.95) A REV 1 8 1. INDUCTANCE: @ 0.1 VRMS, 10 kHz 1-4 tie 2&3 = 427.5 TO 522.5 uH (474uH +/-10%) .035 (0.89) .079 (2.00) .530 ±.010 (13.86) 2. LEAKAGE INDUCTANCE: @ 0.1 VRMS, 100 kHz 1-4 tie 2&3 (short 8,6,7,5) = 15 µH MAX 3. TURNS RATIO: 1-4 : 8-5 TIE 2&3, 6&7 = 1.41 : 1 +/- 2% 4. DC RESISTANCE: OHMS 1-3-2-4 = 1.70 MAX 8-6-7-5 = 1.40 MAX 5. DIELECTRIC STRENGTH: 1875 VAC, 1 SECOND 1 TO 8, TIE (3-2,&6-7) ALL WINDINGS TO CORE .380 MAX (9.65) .079 (2.00) .417 ±.006 (10.6) NOTE: COPLANARITY < .004 (0.10) .028 (0.71) 6. HARMONIC DISTORTION: 100 OHMS REF INPUT, 8-5 = 50 OHM LOAD, V1 = 15Vp-p(5.32VRMS) @ 100kHZ V2 = -85dB MAX @ 30kHZ V2 = -64dB MAX 7. INSERTION LOSS = 0.5 dB MAX @ 1 MHZ CHIP=8-5, Rs =100 OHMS, R1 = 50 OHMS 8. LONGITUDINAL BALANCE V1= 0 dBm @ 20 kHz & 250 kHz, Rs=100OHMS, INPUT, R1=50 OHM LOAD, @ 20khz V2 = 60 dB MIN @ 250khz V2 = 55 dB MIN 9. IWC: @ 0.1VRMS, 100kHZ 1-4 TO 8-5 = 30 pF MAX 1000 Parkers Lake Road, Wayzata, MN 55391, (952) 475-1173, www.schottcorp.com TOLERANCES UNLESS OTHERWISE SPECIFIED 1 8 LINE 2 3 6 7 4 5 INCHES / DECIMAL MILLIMETERS (mm) .XX = ± .01 .XX = ± 0.20 CHIP .XXX = ±.005 ANGLES ± 1°