TITLE
TRANSFORMER, ADSL
CENTRAL OFFICE
SCHOTT
CORPORATION
PART NUMBER
1000 PARKERS LAKE ROAD
WAYZATA, MN 55391
31642
1 END
REV
3
PAGE
SPECIFICATIONS
TEMP CLASS 130°C
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
3. IWC: 1-3-2-4 TO 10-8-9-7
@ 100 KHz, 0.1Vrms = 25 pF MAX
1
5
inches
(mm)
.560 MAX
(14.22)
10
6
REF PWB LAYOUT
.063
(1.60)
.035
(0.89)
.71
(18.03)
.560 MAX
(14.22)
SCHOTT
31642
YYWW
.100
(2.54)
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)
.100
(2.54)
PINS:
.016 X .028
(0.40 X 0.70)
1
.606
(15.39)
.680±.010
(17.27)
10
8
9
7
2 PLACE
+
-
3 PLACE
+
-
ANGLE
+
-
°
NOTE:
COPLANARITY OF ±.004
ACROSS ALL LEADS
CHIP
3
2
4
LINE
TOLERANCES
UNLESS OTHERWISE NOTED
.02
.010
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