TITLE
TRANSFORMER, ADSL,
CENTRAL OFFICE
SCHOTT
CORPORATION
PART NUMBER
1000 PARKERS LAKE ROAD
WAYZATA, MN 55391
31427
1 END
REV
2
PAGE
SPECIFICATIONS
TEMP CLASS 105°C
Designed to meet UL1950/IEC-950 requirements.
1. INDUCTANCE:
@ 0.1 Vrms, 10 KHz,
1-3-2-4 = 853.2 TO 1042.8 µH
2. LEAKAGE INDUCTANCE: @ 0.1 Vrms, 100 KHz
1-3-2-4 W/ 10-8-9-7 SHORTED = 20 µH MAX
3. IWC: 1-2-3-4 TO 10-8-9-7 @ 100 KHz = 25 pF MAX
4. TURNS RATIO: 1-3 : 2-4 : 10-8 : 9-7 = 1.40 : 1.40 : 1 : 1 ± 2%
5. DC RESISTANCE: OHMS MAX
1-3, 2-4 = 1.00
10-8, 9-7 = 0.80
6. LONGITUDINAL BALANCE:
@ 100 KHz, 100 OHMS, = - 60 dB MIN
7. DIELECTRIC STRENGTH: 1500 Vac, 1 minute
(1800 Vac, 1 second Schott production test)
1-2-3-4 TO 7-8-9-10
ALL WINDINGS TO CORE
8. HARMONIC DISTORTION:
@ 100 KHz, 15 Vp-p, 100 OHMS = -80 dB MIN
.940 MAX
(23.88)
10
6
inches
(mm)
REF PWB LAYOUT
.17
(4.32)
.079
(2.01)
1.110
(28.20)
SCHOTT
31427
YYWW
1.075 MAX
(27.31)
.150
(3.81)
5
1
.500 MAX
(12.70)
.150
(3.81)
PINS:
.028 X .045 MAX
(0.70 X 1.10)
1
3
2
4
TOLERANCES
UNLESS OTHERWISE NOTED
.80
(20.32)
10
8
LINE
9
7
2 PLACE
+
-
.02
+
-
3 PLACE
.005
+
-
ANGLE
°
CHIP
SCHOTT [ SCHOTT CORPORATION ]
