TITLE
TRANSFORMER, ADSL
CENTRAL OFFICE
SCHOTT
CORPORATION
1000 PARKERS LAKE ROAD
WAYZATA, MN 55391
SPECIFICATIONS
TEMPERATURE CLASS 105°C
Designed to meet UL1950/IEC-950 requirements.
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
4. TURNS RATIO: 1-3 : 2-4 : 8-6 : 7-5 = 1.4 : 1.4 : 1 : 1 ± 2%
5. DC RESISTANCE: OHMS MAX
1-3, 2-4 = 0.6
8-6, 7-5 = 0.5
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
.810 MAX
(20.57)
8
5
.810 MAX
(20.57)
1
4
.420 MAX
(10.67)
.105 MIN
(2.66)
SCHOTT 31441
YYWW
.200
(5.1)
1
CHIP
3
2
4
TOLERA
UNLESS OTHERW