C2274
REV
A
Product
Description
Globespan ADSL CO Line Isolation Transformer
Meet UL1950, IEC 60950 for supp. Ins. 250V working Voltage
EIA date code and
lot code
A
Customer Terminal
#1 Indicator
Coplanar with surface A
+0.006"/-0.000"
6
4
5
[11.30 MAX]
0.445 MAX
[15.24 MAX]
0.600 MAX
0.60±0.03
.024±.001
7
3
[12.45 MAX]
0.490 MAX
8
2
COEV
C2274
XXXXX
1
8
2.54±0.03
.100±.001
1.05±0.03
.041±.001
Terminal Dimensions
Customer to determine
PCB pad dimensions.
12.50±0.20
.492±.008
1
6
7
14.60±0.20
.575±.008
3
2
5
4
Primary units are in inches.
Millimeters are in brackets.
Electrical Specifications at +20°C unless noted otherwise
Test Description
Inductance
Leakage Inductance
DC Resistance
DC Resistance
DC Resistance
DC Resistance
Turns Ratio
Dielectric
Interwinding Capacitance
Total Harmonic Distortion
Insertion Loss
Longitudinal Balance (ITU)
Limit
0.10
5.00
1.400
1.100
1.600
1.200
1.43 : 1.00
1,875
55.00
-90.00
1.00
40.00
Units
mH
µH
Ω
Ω
Ω
Ω
--VAC
pF
dB
dB
dB
Tol
±5%
Max.
±10%
±10%
±10%
±10%
±1%
500µA
Max.
Max.
Max.
Min.
Notes
8-5 tie( 6+7 ), 10kHz, 100mVAC, Ls.
8-5 tie( 6+7, 2+3, 1+4 ), 100kHz, 100mVAC, Ls.
8-6
1-3
7-5
2-4
( 8-6 ) : ( 1-3 ) tie( 2+3, 6+7 ), 10KHz, 100mVAC.
1-8 tie( 6+7, 2+3 ), 1 second test, 500µA maximum leakage current.
1-8 tie( 6+7, 2+3, 1+4, 5+8 ), 100kHz, 100mVAC, Cs.
50KHz, 1.06Vrms [ 3 Vp-p ], Line : IC
500kHz.
1.1MHz - 1.1MHz, Gnd pin 4 or 1.
Patents Pending - U.S. and Foreign
The information contained in this drawing is the sole property of CoEv, Inc. Any reproduction or use without the written permission of CoEv, Inc. is prohibited.
TEL 888-978-2638 - FAX 605-886-8995 - www.coev.net